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28 tháng 3 2021

IV. Find out one error/ mistake from A, B, C or D in each sentence below. (1.0p)

1. Water pollution(A) is the contamination of bodies(B) of water(C) such(D) lakes, rivers, oceans, and groundwater. => such as

2. Polluted(A) water also cause(B) the death(C) of aquatic(D) animals like fish or crabs => causes

3. If we didn't(A) do nothing(B) to stop global warming, we would(C) see big changes(D) in the future. => didn't do => did

4. She told(A) her mother that she would go(B) to visit her grandmother in(C) the countryside the previous week(D) => the week after

5. After they have finished(A) their home assignment(B) , they went(C) out for(D) a walk. => had finished

3 1 I. Choose the best answer (marked A, B, C ,D) to complete the following sentences or do as directed. 1. Do you think there would be less conflict in the world if all people ____________ the same language? A. spoke B. speak C. had spoken D. will speak 2. If someone ___________ into our store, smile and say “May I help you?” A. comes B. came C. will come D. should come 3. The death rate would decrease if hygienic conditions _________ improved. A. be B. are C. were D. are being 4. If...
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3 1

I. Choose the best answer (marked A, B, C ,D) to complete the following sentences or do as directed.

1. Do you think there would be less conflict in the world if all people ____________ the same language?

A. spoke B. speak C. had spoken D. will speak

2. If someone ___________ into our store, smile and say “May I help you?”

A. comes B. came C. will come D. should come

3. The death rate would decrease if hygienic conditions _________ improved.

A. be B. are C. were D. are being

4. If she him, she would be very happy.

A. meets B. will meet C. met D. should meet

5. Lisa ____________ the milk if she looked for it in the fridge.

A. will find B. found C. finds D. would find

6. Choose the word which has a different stress pattern from the others: A. linguistic B. classical C. phonetic D. romantic 7. Choose the word which has a different stress pattern from the others: A. oceanic B. specific C. ceramic D. aquatic

8. The soil becomes ___________ because of the use of so many pesticides and fertilizers.

A. contaminate B. contaminated C. contaminant D. contamination

9. Forest fires ____________ the pollution of the air.

A. make B. result C. cause D. lead

10. The _________ are discussing solutions to the polluted atmosphere in our city.

A. pollutants B. environmentalists C. poisons D. fumes

11. She has come __________ with an idea about the environmental project.

A. up B. on C. to D. in

12. If the local people drink contaminated water, they _________ have health problems.

A. would B. should C. will D. ought to

13. Choose the word that has the underlined part pronounced differently from the others:

A. dramatic B. unable C. national D. aquatic

14. Circle a mistake in the following sentence:

Water from power stations is able to cause water in rivers hotter.

A B C D

15. _______ many households throw garbage on the ground, the land is polluted.

A. Because B. So C. Therefore D. Due to

16. Scientists sometimes can't see the stars at night __________ light pollution.

A. due to B. because C. so D. since

17. The sight of too many telephone poles, advertising billboards, overhead power lines, or shop signs may cause _________ pollution.

A. visual B. thermal C. radioactive D. soil

18. ___________ pollution occurs when the atmosphere contains gases, dust, or fumes in harmful amounts.

A. Thermal B. Air C. Radioactive D. Water

19. If people _______ rubbish on the streets, they would look attractive.

A. threw B. didn’t throw C. don’t throw D. have thrown

20. __________ pollution is the contamination of lakes, rivers, oceans, or groundwater, usually by human activities.

A. Land B. Air C. Radioactive D. Water

II/ Rewrite the sentences, using the words in brackets. You can make some changes.

1. Aquatic creatures suffer or die because there is thermal pollution. (because of)

_____________________________________________________________

2. Many people in this area had cholera due to drinking untreated water. (since)

_____________________________________________________________

3. Mr. Nam works in the noisy environment. His hearing becomes worse. (if)

_____________________________________________________________

4. Turn the heat down or your cake will burn. (if)

_____________________________________________________________

1
19 tháng 3 2020

Luyện tập tổng hợp

I. Choose the word whose underlined part is pronounced differently from the others. 1. A. disease B. dead C. treatment D. sneeze 2. A. environment B. billboard C. visual D. litter 3. A. birth B. thermal C. earth D. further 4. A. poisoned B. died C. dumped D. caused 5. A. contaminant B. waste C. illustrate II. Choose the word whose main stress pattern is placed differently. D. radiation 1. A. environment B. temperature C. botanical D. contaminant 2. A. untreated B. aquatic C....
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I. Choose the word whose underlined part is pronounced differently from the others.

1. A. disease B. dead C. treatment D. sneeze

2. A. environment B. billboard C. visual D. litter

3. A. birth B. thermal C. earth D. further

4. A. poisoned B. died C. dumped D. caused

5. A. contaminant B. waste C. illustrate

II. Choose the word whose main stress pattern is placed differently.

D. radiation

1. A. environment B. temperature C. botanical D. contaminant

2. A. untreated B. aquatic C. pollution D. electronic

3. A. pollute B. poison C. damage D. illustrate

4. A. presentation B. radioactive C. environmental D. contamination

5. A. permanent B. Chemical C. dramatic D. herbicide

III. Complete each sentence with an appropriate word. The first letter of each word is given.

1. The fish have died because the river water is heavily p________.

2. Health e________ from air pollution include lung cancer, and respiratory diseases.

3. Acid rain causes serious d________ to plants and trees.

4. If the air wasn’t dirty, Nick w________ sneeze so much.

5. The main gases that l________ to acid rain are sulfur dioxide and nitrogen dioxide.

6. There is a danger of serious contamination from radioactive w________.

7. Hundreds of d________ fish were found floating in the river near the factory.

8. U________ sewage can spread disease and contaminate drinking water sources.

IV. Choose the best answer A, B, C or D to complete the sentence.

1. After the accident, many people were exposed________ radiation.

A. from B. at C. to D. with

2. Light pollution has a wide range of negative effects________ I’m human health.

A. on B. of C. for D. to

3. ________can cause high blood pressure, heart problems, sleep disturbances, and hearing problems.

A. Air pollution B. Light pollution C. Water pollution D. Noise pollution

4. The levels of carbon dioxide in the atmosphere have risen________ the burning of fossil fuels.

A. therefore B. because C. in spite of D. due to

5. If rubbish is non-biodegradable, it________ forever.

A. exists B. will exist C. won’t exist D. doesn’t exist

6. ________are Chemicals that are used to kill unwanted plants, such as weeds.

A. Fertilizers B. Pesticides C. Herbicides D. Pollutants

7. There would be much less pollution________ people stopped using cars completely.

A. if B. since C. when D. although

8. Emissions of pollutants into the air can________ changes to the climate.

A. get on B. end up C. go into D. result in

9. ________can we help save our environment?

A. What B. How C. Why D. How much

10. If we care about plastic waste________.

A. why won’t we stop drinking bottled water? B. we would use reusable shopping bags C. we will

throw away plastic water bottles. D. why don’t we buy plastic bags?

V. Choose the underlined word or phrase, A, B, c or D that needs correcting.

1. What will happen if the Earth stopped moving?

A B C D

2. One of the things all of us can do to protect and improve our environment is recycle.

A B C D

3. Humans can even die if they will drink contaminated water.

A B C D

4. Long-term exposure to loud noise results permanent hearing loss.

A B C D

5. They believe that water pollution is the large cause of death and disease in the world.

A B C D

6. Is the recycling process in itself damaging for the environment?

A B C D

7. We won’t save the environment if we stop using so much energy.

A B C D

8. One in six species is at risk of extinction because climate change.

A B C D

9. The amount of waste decreased if people started to buy reusable packages.

A B C D

10. Contaminated water can cause of many types of diarrheal diseases, including cholera.

A B C D

VI. Write the correct tense or form of the verbs in brackets.

1. It would be better for the environment if more people________ (use) bikes rather than cars.

2. If we use less energy, we________ (help) reduce greenhouse gas emissions.

3. Every year, million tons of plastic________ (dump) into the oceans.

4. A thick smog________ (settle) over New Delhi since winter________ (begin).

5. Noise pollution can________ (cause) by vehicle, aircraft, and industrial noise.

6. Human activities________ (destroy) nature at an unacceptable rate right now.

7. A decade ago, WHO________ (classify) air pollution as a link to lung cancer.

8. If the temperature________ (increase) by a few degrees during the next few years, we________ (run

into) serious problems.

9. What________ (happen) if all the pollution in the world________ (disappear)?

10. At 8 o’clock last night, I________ (watch) “A Plastic Wave”, a documentary on plastic pollution.

11. We should avoid ________ (buy) frozen foods because their packaging is mostly plastic.

12. Air pollution can make people ________ (die).

VII. Supply the correct form of the words in brackets.

1. As an________ why do you oppose banning plastic bags? (environment)

2. The radiation leak has had a________ effect on the environment. (disaster)

3. The water supply is being tested for ________. (contaminate)

4. Heavy metals in________ water cut short millions of lives every year. (drink)

5. Scientists warn that plastic pollution in oceans will be one of the ________ threats. (big)

6. Pollution is the process of making parts of the living environment________. (dirt)

7. If thermal pollution continues for a long time, it can________ cause huge bacteria. (possible)

8. She became deaf after long-term________ to noise in the workplace. (expose)

9. Living near a busy road could cause high blood________. (press)

10. Wastewater________ a process used to remove contaminants from sewage. (treat)

VIII. Match the questions to the answers.

1. What is the main reason for thermal

pollution?

2. What effect does thermal pollution have

on aquatic animals?

3. How to minimize the water pollution due

to Chemicals?

4. What diseases are usually caused by air

pollution?

5. Which gas is mainly responsible for

global warming?

6. What are the effects of noise pollution? 7.

Why are plastic bags a big environmental

nuisance?

8. What are sources of radioactive pollution?

a. They are non-biodegradable and create an

environmental harzard.

b. Nuclear wastes from nuclear power plants,

mining and processing of nuclear material etc.

c. Carbon dioxide. It contributes about 55% to

global warming.

d. It affects their growth and may kill off them.

e. Hot water released by power plants and

industries.

f. Sleep disturbance, high blood pressure,

emotional problems and annoyance.

g. Rickets, throat cancer, lung cancer and

breathing problem.

h. Treat wastewater before discharging into a

flowing body of water.

IX. Choose the word which best fits each gap.

Many human activities over the last 200 years have been responsible (1) ________ polluting the air and

damaging people’s health. Automobile engines and power plants burn combustible (2) ________ like

gasoline and coal and allow toxic gases and smoke to escape into the air. Some pollutants destroy the ozone

layer, which is the thin blanket of gases that

(3) ________ Earth from the Sun’s dangerous ultraviolet rays. Other pollutants contribute to (4) ________

warming by adding to the planet’s natural greenhouse effect. Still others create acid rain, a phenomenon

that has disastrous (5) ________ on lake and forest habitats. Air pollution is not limited to industrial areas.

Depending on the direction of the wind and its force, air pollutants may (6) ________ spread to other

countries very far from the source of the pollution.

Big cities like Los Angeles and Mexico City are*often covered by smog, a fog that occurs (7) ________ air

pollution. In 1952, the City of London, England, was enveloped by smog so thick that people on the streets

had to feel their way around by (8) ________ the walls of buildings!

1. A. for B. of C. to D. with

2. A. chemicals B. means C. fuels D. matters

3. A. covers B. protects C. stops D. damages

4. A. environmental B. thermal C. temperature D. global

5. A. affects B. causes C. sources D. effects

6. A. never B. even C. ever D. hardly

7. A. because of B. in spite of C. instead of D. due of

8. A. climbing B. walking C. touching D. putting up

X. Read the passage carefully and do the tasks.

There are many kinds of pollution. Air, water, and land can be polluted. Some pollution is caused by

nature, such as foods, forest fires, and volcanoes. People are the major Cause of pollution. We pollute the

air with our cars, homes, and factories. Smoke from factories and car exhaust makes the air looks gray and

smoggy. Some people cannot go outside when the air is very bad! We pollute the water by dumping

garbage and Chemicals in the water. Plants and animals die because of the pollution in the water. We

pollute the soil with Chemicals and garbage. We harm the land by cutting down trees in the forest,

especially to build roads and new houses without careful planning and thinking.

The only way to save our environment is to think about pollution. How can you stop or limit pollution?

How do we protect our environment? Conservation is one way to protect our environment. Conservation is

the wise use and protection of our environment. We can control water pollution by not producing as much

as waste and by proper disposal of sewage and garbage. We can take care of recreation land by cleaning up,

after ourselves and not causing more pollution. Carpooling and public transportation will help reduce air

pollution.

Recycling is a type of conservation. Recycling is reusing items over again or in a new way. Recycling can

help us conserve our natural resources so they will last many more years. A. Find the word in bold in the

passage that means:

1. the protection of the natural environment ________

2. have a bad effect on something ________

3. a large amount of water covering an, area that usually dry ________

4. sharing a car ride with other people ________

5. waste gases that come out of an engine ________

6. the process of making air, water, soil, etc. dirty ________

7. get rid of ________

B. Choose the correct answers.

1. According to the passage, pollution________

A. is always caused by humans. B. can only be caused by nature.

C. is mainly caused by humans. D. may sometimes cause natural disasters.

2. What kind of pollution may a car cause?

A. Air pollution B. Water pollution C. Soil pollution D. Light pollution

3. Which of the followings is not an example of soil pollution?

A. Land development B. Waste disposal

C. Pesticide or fertilizer use D. Exhaust from traffic

4. How can we help save our environment?

A. Stop pollution. B. Dump garbage into the river.

C. Drive cars everywhere. D. Cut down trees in the forests.

5. How does recycling help the environment?

A. It expands landfills. B. It saves natural resources.

C. It increases water pollution. D. It causes air pollution.

6. What can we do to help reduce air pollution?

A. Walk or bike B. Carpool to work or school

C. Use public transport D. All of the above

7. What is the main idea of this article?

A.The air is dirty because of cars and factories. B. The soil gets polluted from littering.

C.People cause pollution, but they can also stop or limit it.

D. Conservation is the only way to stop environmental pollution.

XI. Joining two sentences, using the words in brackets.

1. We must conserve water. Otherwise we will face serious water shortages. (IF)

____________________________________________________________________

2. The weather was awful. We didn’t enjoy our camping holiday. (BECAUSE OF)

____________________________________________________________________

3. Plastic bags are non-biodegradable. They will remain in the environment for many years.

(SINCE)

____________________________________________________________________

4. Paul doesn’t think about the planet. He wastes so much water. (IF)

____________________________________________________________________

5. Water pollution happens. Many aquatic animals such as fish can die. (LEAD)

____________________________________________________________________

6. The climate is changing. The earth is getting warmer. (BECAUSE)

____________________________________________________________________

7. We should stop cutting down so many trees. We endanger our oxygen supply. (UNLESS)

____________________________________________________________________

8. People begin to recycle. They generate much less trash. (WHEN)

____________________________________________________________________

9. We are damaging the ozone layer. The ozone layer is necessary for human existence.

(EVEN THOUGH)

____________________________________________________________________

10. Sue is suffering from skin cancer. She was exposed to radiation when she was young. (SO)

____________________________________________________________________

0
I. Choose the word whose underlined part is pronounced differently from the others. 1. A. disease B. dead C. treatment D. sneeze 2. A. environment B. billboard C. visual D. litter 3. A. birth B. thermal C. earth D. further 4. A. poisoned B. died C. dumped D. caused 5. A. contaminant B. waste C. illustrate II. Choose the word whose main stress pattern is placed differently. D. radiation 1. A. environment B. temperature C. botanical D. contaminant 2. A. untreated B. aquatic C....
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I. Choose the word whose underlined part is pronounced differently from the others.

1. A. disease B. dead C. treatment D. sneeze

2. A. environment B. billboard C. visual D. litter

3. A. birth B. thermal C. earth D. further

4. A. poisoned B. died C. dumped D. caused

5. A. contaminant B. waste C. illustrate

II. Choose the word whose main stress pattern is placed differently.

D. radiation

1. A. environment B. temperature C. botanical D. contaminant

2. A. untreated B. aquatic C. pollution D. electronic

3. A. pollute B. poison C. damage D. illustrate

4. A. presentation B. radioactive C. environmental D. contamination

5. A. permanent B. Chemical C. dramatic D. herbicide

III. Complete each sentence with an appropriate word. The first letter of each word is given.

1. The fish have died because the river water is heavily p________.

2. Health e________ from air pollution include lung cancer, and respiratory diseases.

3. Acid rain causes serious d________ to plants and trees.

4. If the air wasn’t dirty, Nick w________ sneeze so much.

5. The main gases that l________ to acid rain are sulfur dioxide and nitrogen dioxide.

6. There is a danger of serious contamination from radioactive w________.

7. Hundreds of d________ fish were found floating in the river near the factory.

8. U________ sewage can spread disease and contaminate drinking water sources.

IV. Choose the best answer A, B, C or D to complete the sentence.

1. After the accident, many people were exposed________ radiation.

A. from B. at C. to D. with

2. Light pollution has a wide range of negative effects________ I’m human health.

A. on B. of C. for D. to

3. ________can cause high blood pressure, heart problems, sleep disturbances, and hearing problems.

A. Air pollution B. Light pollution C. Water pollution D. Noise pollution

4. The levels of carbon dioxide in the atmosphere have risen________ the burning of fossil fuels.

A. therefore B. because C. in spite of D. due to

5. If rubbish is non-biodegradable, it________ forever.

A. exists B. will exist C. won’t exist D. doesn’t exist

6. ________are Chemicals that are used to kill unwanted plants, such as weeds.

A. Fertilizers B. Pesticides C. Herbicides D. Pollutants

7. There would be much less pollution________ people stopped using cars completely.

A. if B. since C. when D. although

8. Emissions of pollutants into the air can________ changes to the climate.

A. get on B. end up C. go into D. result in

9. ________can we help save our environment?

A. What B. How C. Why D. How much

10. If we care about plastic waste________.

A. why won’t we stop drinking bottled water? B. we would use reusable shopping bags C. we will

throw away plastic water bottles. D. why don’t we buy plastic bags?

V. Choose the underlined word or phrase, A, B, c or D that needs correcting.

1. What will happen if the Earth stopped moving?

A B C D

2. One of the things all of us can do to protect and improve our environment is recycle.

A B C D

3. Humans can even die if they will drink contaminated water.

A B C D

4. Long-term exposure to loud noise results permanent hearing loss.

A B C D

5. They believe that water pollution is the large cause of death and disease in the world.

A B C D

6. Is the recycling process in itself damaging for the environment?

A B C D

7. We won’t save the environment if we stop using so much energy.

A B C D

8. One in six species is at risk of extinction because climate change.

A B C D

9. The amount of waste decreased if people started to buy reusable packages.

A B C D

10. Contaminated water can cause of many types of diarrheal diseases, including cholera.

A B C D

VI. Write the correct tense or form of the verbs in brackets.

1. It would be better for the environment if more people________ (use) bikes rather than cars.

2. If we use less energy, we________ (help) reduce greenhouse gas emissions.

3. Every year, million tons of plastic________ (dump) into the oceans.

4. A thick smog________ (settle) over New Delhi since winter________ (begin).

5. Noise pollution can________ (cause) by vehicle, aircraft, and industrial noise.

6. Human activities________ (destroy) nature at an unacceptable rate right now.

7. A decade ago, WHO________ (classify) air pollution as a link to lung cancer.

8. If the temperature________ (increase) by a few degrees during the next few years, we________ (run

into) serious problems.

9. What________ (happen) if all the pollution in the world________ (disappear)?

10. At 8 o’clock last night, I________ (watch) “A Plastic Wave”, a documentary on plastic pollution.

11. We should avoid ________ (buy) frozen foods because their packaging is mostly plastic.

12. Air pollution can make people ________ (die).

VII. Supply the correct form of the words in brackets.

1. As an________ why do you oppose banning plastic bags? (environment)

2. The radiation leak has had a________ effect on the environment. (disaster)

3. The water supply is being tested for ________. (contaminate)

4. Heavy metals in________ water cut short millions of lives every year. (drink)

5. Scientists warn that plastic pollution in oceans will be one of the ________ threats. (big)

6. Pollution is the process of making parts of the living environment________. (dirt)

7. If thermal pollution continues for a long time, it can________ cause huge bacteria. (possible)

8. She became deaf after long-term________ to noise in the workplace. (expose)

9. Living near a busy road could cause high blood________. (press)

10. Wastewater________ a process used to remove contaminants from sewage. (treat)

VIII. Match the questions to the answers.

1. What is the main reason for thermal

pollution?

2. What effect does thermal pollution have

on aquatic animals?

3. How to minimize the water pollution due

to Chemicals?

4. What diseases are usually caused by air

pollution?

5. Which gas is mainly responsible for

global warming?

6. What are the effects of noise pollution? 7.

Why are plastic bags a big environmental

nuisance?

8. What are sources of radioactive pollution?

a. They are non-biodegradable and create an

environmental harzard.

b. Nuclear wastes from nuclear power plants,

mining and processing of nuclear material etc.

c. Carbon dioxide. It contributes about 55% to

global warming.

d. It affects their growth and may kill off them.

e. Hot water released by power plants and

industries.

f. Sleep disturbance, high blood pressure,

emotional problems and annoyance.

g. Rickets, throat cancer, lung cancer and

breathing problem.

h. Treat wastewater before discharging into a

flowing body of water.

IX. Choose the word which best fits each gap.

Many human activities over the last 200 years have been responsible (1) ________ polluting the air and

damaging people’s health. Automobile engines and power plants burn combustible (2) ________ like

gasoline and coal and allow toxic gases and smoke to escape into the air. Some pollutants destroy the ozone

layer, which is the thin blanket of gases that

(3) ________ Earth from the Sun’s dangerous ultraviolet rays. Other pollutants contribute to (4) ________

warming by adding to the planet’s natural greenhouse effect. Still others create acid rain, a phenomenon

that has disastrous (5) ________ on lake and forest habitats. Air pollution is not limited to industrial areas.

Depending on the direction of the wind and its force, air pollutants may (6) ________ spread to other

countries very far from the source of the pollution.

Big cities like Los Angeles and Mexico City are*often covered by smog, a fog that occurs (7) ________ air

pollution. In 1952, the City of London, England, was enveloped by smog so thick that people on the streets

had to feel their way around by (8) ________ the walls of buildings!

1. A. for B. of C. to D. with

2. A. chemicals B. means C. fuels D. matters

3. A. covers B. protects C. stops D. damages

4. A. environmental B. thermal C. temperature D. global

5. A. affects B. causes C. sources D. effects

6. A. never B. even C. ever D. hardly

7. A. because of B. in spite of C. instead of D. due of

8. A. climbing B. walking C. touching D. putting up

X. Read the passage carefully and do the tasks.

There are many kinds of pollution. Air, water, and land can be polluted. Some pollution is caused by

nature, such as foods, forest fires, and volcanoes. People are the major Cause of pollution. We pollute the

air with our cars, homes, and factories. Smoke from factories and car exhaust makes the air looks gray and

smoggy. Some people cannot go outside when the air is very bad! We pollute the water by dumping

garbage and Chemicals in the water. Plants and animals die because of the pollution in the water. We

pollute the soil with Chemicals and garbage. We harm the land by cutting down trees in the forest,

especially to build roads and new houses without careful planning and thinking.

The only way to save our environment is to think about pollution. How can you stop or limit pollution?

How do we protect our environment? Conservation is one way to protect our environment. Conservation is

the wise use and protection of our environment. We can control water pollution by not producing as much

as waste and by proper disposal of sewage and garbage. We can take care of recreation land by cleaning up,

after ourselves and not causing more pollution. Carpooling and public transportation will help reduce air

pollution.

Recycling is a type of conservation. Recycling is reusing items over again or in a new way. Recycling can

help us conserve our natural resources so they will last many more years. A. Find the word in bold in the

passage that means:

1. the protection of the natural environment ________

2. have a bad effect on something ________

3. a large amount of water covering an, area that usually dry ________

4. sharing a car ride with other people ________

5. waste gases that come out of an engine ________

6. the process of making air, water, soil, etc. dirty ________

7. get rid of ________

B. Choose the correct answers.

1. According to the passage, pollution________

A. is always caused by humans. B. can only be caused by nature.

C. is mainly caused by humans. D. may sometimes cause natural disasters.

2. What kind of pollution may a car cause?

A. Air pollution B. Water pollution C. Soil pollution D. Light pollution

3. Which of the followings is not an example of soil pollution?

A. Land development B. Waste disposal

C. Pesticide or fertilizer use D. Exhaust from traffic

4. How can we help save our environment?

A. Stop pollution. B. Dump garbage into the river.

C. Drive cars everywhere. D. Cut down trees in the forests.

5. How does recycling help the environment?

A. It expands landfills. B. It saves natural resources.

C. It increases water pollution. D. It causes air pollution.

6. What can we do to help reduce air pollution?

A. Walk or bike B. Carpool to work or school

C. Use public transport D. All of the above

7. What is the main idea of this article?

A.The air is dirty because of cars and factories. B. The soil gets polluted from littering.

C.People cause pollution, but they can also stop or limit it.

D. Conservation is the only way to stop environmental pollution.

XI. Joining two sentences, using the words in brackets.

1. We must conserve water. Otherwise we will face serious water shortages. (IF)

____________________________________________________________________

2. The weather was awful. We didn’t enjoy our camping holiday. (BECAUSE OF)

____________________________________________________________________

3. Plastic bags are non-biodegradable. They will remain in the environment for many years.

(SINCE)

____________________________________________________________________

4. Paul doesn’t think about the planet. He wastes so much water. (IF)

____________________________________________________________________

5. Water pollution happens. Many aquatic animals such as fish can die. (LEAD)

____________________________________________________________________

6. The climate is changing. The earth is getting warmer. (BECAUSE)

____________________________________________________________________

7. We should stop cutting down so many trees. We endanger our oxygen supply. (UNLESS)

____________________________________________________________________

8. People begin to recycle. They generate much less trash. (WHEN)

____________________________________________________________________

9. We are damaging the ozone layer. The ozone layer is necessary for human existence.

(EVEN THOUGH)

____________________________________________________________________

10. Sue is suffering from skin cancer. She was exposed to radiation when she was young. (SO)

____________________________________________________________________

1
2 tháng 3 2020

I)

1. b

2. a

3. nhìn lại đề vì đều phát âm giống nhau

4. c

5. a

2 tháng 3 2020

các câu còn lại đc k ạ

sắp nộp rùi huhu

8 tháng 3 2020

V. Choose the underlined word or phrase, A, B, c or D that needs correcting.
1. What will -> would happen if the Earth stopped moving?
2. One of the things all of us can do to protect and improve our environment is recycle -> recycling.
3. Humans can even die if they will drink -> drink contaminated water.
4. Long-term exposure to loud noise results -> results in permanent hearing loss.
5. They believe that water pollution is the large -> largest cause of death and disease in the world.
6. Is the recycling process in -> X itself damaging for the environment?
7. We won’t -> will save the environment if we stop using so much energy.
8. One in six species is at risk of extinction because -> because of climate change.
9. The amount of waste decreased -> would decrease if people started to buy reusable packages.
10. Contaminated water can cause of -> X many types of diarrheal diseases, including cholera.

X. Read the passage carefully and do the tasks. There are many kinds of pollution. Air, water, and land can be polluted. Some pollution is caused by nature, such as foods, forest fires, and volcanoes. People are the major Cause of pollution. We pollute the air with our cars, homes, and factories. Smoke from factories and car exhaust makes the air looks gray and smoggy. Some people cannot go outside when the air is very bad! We pollute the water by dumping garbage and Chemicals in the water....
Đọc tiếp

X. Read the passage carefully and do the tasks.
There are many kinds of pollution. Air, water, and land can be polluted. Some pollution is caused by
nature, such as foods, forest fires, and volcanoes. People are the major Cause of pollution. We pollute the
air with our cars, homes, and factories. Smoke from factories and car exhaust makes the air looks gray and
smoggy. Some people cannot go outside when the air is very bad! We pollute the water by dumping
garbage and Chemicals in the water. Plants and animals die because of the pollution in the water. We
pollute the soil with Chemicals and garbage. We harm the land by cutting down trees in the forest,
especially to build roads and new houses without careful planning and thinking.
The only way to save our environment is to think about pollution. How can you stop or limit pollution?
How do we protect our environment? Conservation is one way to protect our environment. Conservation is
the wise use and protection of our environment. We can control water pollution by not producing as much
as waste and by proper disposal of sewage and garbage. We can take care of recreation land by cleaning up,
after ourselves and not causing more pollution. Carpooling and public transportation will help reduce air
pollution.
Recycling is a type of conservation. Recycling is reusing items over again or in a new way. Recycling can
help us conserve our natural resources so they will last many more years. A. Find the word in bold in the
passage that means:
1. the protection of the natural environment ____
2. have a bad effect on something ____
3. a large amount of water covering an, area that usually dry ____
4. sharing a car ride with other people ____
5. waste gases that come out of an engine ____
6. the process of making air, water, soil, etc. dirty ____
7. get rid of ____
B. Choose the correct answers.
1. According to the passage, pollution________
A. is always caused by humans. B. can only be caused by nature.
C. is mainly caused by humans. D. may sometimes cause natural disasters.
2. What kind of pollution may a car cause?
A. Air pollution B. Water pollution C. Soil pollution D. Light pollution
3. Which of the followings is not an example of soil pollution?
A. Land development B. Waste disposal
C. Pesticide or fertilizer use D. Exhaust from traffic
4. How can we help save our environment?
A. Stop pollution. B. Dump garbage into the river.
C. Drive cars everywhere. D. Cut down trees in the forests.
5. How does recycling help the environment?
A. It expands landfills. B. It saves natural resources.
C. It increases water pollution. D. It causes air pollution.

6. What can we do to help reduce air pollution?
A. Walk or bike B. Carpool to work or school
C. Use public transport D. All of the above
7. What is the main idea of this article?
A.The air is dirty because of cars and factories. B. The soil gets polluted from littering.
C.People cause pollution, but they can also stop or limit it.
D. Conservation is the only way to stop environmental pollution.

1
7 tháng 3 2021

1-c;2-a;3-d;4-a;5-b;6-d;7-c

IV. Choose the best answer A, B, C or D to complete the sentence. 1. After the accident, many people were exposed________ radiation. A. from B. at C. to D. with 2. Light pollution has a wide range of negative effects________ I’m human health. A. on B. of C. for D. to 3. ________can cause high blood pressure, heart problems, sleep disturbances, and hearing problems. A. Air pollution B. Light pollution C. Water pollution D. Noise pollution 4. The levels of carbon dioxide in the atmosphere have...
Đọc tiếp

IV. Choose the best answer A, B, C or D to complete the sentence.
1. After the accident, many people were exposed________ radiation.
A. from B. at C. to D. with
2. Light pollution has a wide range of negative effects________ I’m human health.
A. on B. of C. for D. to
3. ________can cause high blood pressure, heart problems, sleep disturbances, and hearing problems.
A. Air pollution B. Light pollution C. Water pollution D. Noise pollution
4. The levels of carbon dioxide in the atmosphere have risen________ the burning of fossil fuels.
A. therefore B. because C. in spite of D. due to
5. If rubbish is non-biodegradable, it________ forever.
A. exists B. will exist C. won’t exist D. doesn’t exist
6. ________are Chemicals that are used to kill unwanted plants, such as weeds.
A. Fertilizers B. Pesticides C. Herbicides D. Pollutants
7. There would be much less pollution________ people stopped using cars completely.
A. if B. since C. when D. although
8. Emissions of pollutants into the air can________ changes to the climate.
A. get on B. end up C. go into D. result in
9. ________can we help save our environment?

A. What B. How C. Why D. How much
10. If we care about plastic waste________.
A. why won’t we stop drinking bottled water? B. we would use reusable shopping bags C. we will
throw away plastic water bottles. D. why don’t we buy plastic bags?

1
8 tháng 3 2020

1. After the accident, many people were exposed________ radiation.

A. from B. at C. to D. with

2. Light pollution has a wide range of negative effects________ I’m human health.

A. on B. of C. for D. to

3. ________can cause high blood pressure, heart problems, sleep disturbances, and hearing problems.

A. Air pollution B. Light pollution

C. Water pollution D. Noise pollution

4. The levels of carbon dioxide in the atmosphere have risen________ the burning of fossil fuels.

A. therefore B. because C. in spite of D. due to

5. If rubbish is non-biodegradable, it________ forever.

A. exists B. will exist C. won’t exist

D. doesn’t exist

6. ________are Chemicals that are used to kill unwanted plants, such as weeds.

A. Fertilizers B. Pesticides C. Herbicides D. Pollutants

7. There would be much less pollution________ people stopped using cars completely.

A. if B. since C. when D. although

8. Emissions of pollutants into the air can________ changes to the climate.

A. get on B. end up C. go into D. result in

9. ________can we help save our environment?

A. What B. How C. Why D. How much

10. If we care about plastic waste________.

A. why won’t we stop drinking bottled water?

B. we would use reusable shopping bags

C. we will throw away plastic water bottles.

D. why don’t we buy plastic bags?

I,Choose the underlined word or phrase that needs correcting in each of the following sentences.1. Polluted water also cause the death of aquatic animals like fish or crabs.      A                              B              C             D2. Minh said that he would be doing an experiment at 10 o’clock tomorrow.                                    A                     B                     C                     D   II,Mark the letter A, B, C or D on your answer sheet to indicate the correct...
Đọc tiếp

I,Choose the underlined word or phrase that needs correcting in each of the following sentences.

1. Polluted water also cause the death of aquatic animals like fish or crabs.

      A                              B              C             D

2. Minh said that he would be doing an experiment at 10 o’clock tomorrow.

                                    A                     B                     C                     D   

II,Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.   

1. We ______ pay so much money for electricity a month if we _______ the air conditioner all the time.

    A. wouldn’t have to/ don’t turn on                                    C. wouldn’t had to/ didn’t turn on

    B. would have to/ didn’t turn on                             D. wouldn’t have to/ didn’t turn on

2. Scientists said that it _______ possible for human to live on other planets.

      A. will be                          B. is going to be          C. would be                D. was going to be

3.The local people had to move to public shelters after the volcano ____________.

A. erosion                                B. break                       C. eruption                   D. damage

4. Some of the public would like the seven new Earth-like planets to be named _______ famous movies.

A.before                          B. out                          C. with                        D. after

5. Our Solar ________ is full of planets, moons, asteroids, comets, and many other exciting objects.

A.  Arrangement                     B. System                    C. Organization           D. Group

III,Mark the letter A, B, C, or D on your answer sheet to indicate the word(s) that is CLOSEST in meaning to the underlined part in each of the following questions.

1. There is an enormous gap in technology between developing and developed countries.

A. huge                    B. small                      C. inconsiderable         D. tiny

2. I'm not properly dressed for this kind of weather.

            A. fitly                        B. neatly                      C. kindly                     D. appropriately

IV,Mark the letter A, B, C, or D on your answer sheet to indicate the word or phrase that is OPPOSITE in meaning to the underlined part in each of the following questions.

1. Things got a bit out of hand at the party and four windows were broken.

      A. out of control               B.under control           C. under pressure        D. under the condition

2. The sight of too many telephone poles, advertising billboards, overhead power times, or shop signs may cause visual pollution.

      A. contamination              B. population              C. cleanness                D. eruption

V,Mark letter A, B, C or D on your answer sheet to indicate the sentence that is closest in meaning to the original sentence in each of the following questions.

1. NASA said that they could send people to Mars the following year.

A.“We will send people to Mars next year.” NASA said.

B.“We can send people to Mars next year.” NASA said.

C.“We could send people to Mars last year.” NASA said.

D.“We would send people to Mars last year.” NASA said.

2.This is the first time she has been to the United Kingdom.

    A. She has been to the United Kingdom for some times before.

     B. She has never been to the United Kingdom before.

     C. She has never been to the United Kingdom.

  D. She hasn’t been to the United Kingdom

3. Dung said she had gotten great results the previous school year.

A.           “I got great results last school year.” said Dung.

B.            “I have gotten great results last school year.” said Dung.

C.            “I got great results the school year before.” said Dung.

D.           “I have gotten great results the school year before.” said Dung.

4. People had already left the flooded villages when rescue workers arrived.

A. People had already left the flooded villages by the time rescue workers arrived.

B. People had already left the flooded villages as soon as rescue workers arrived.

C. People had already left the flooded villages at the time rescue workers arrived.

D. People had already left the flooded villages after rescue workers arrived.

5. I don’t live with my mother, so I can’t take care of her.

     A. I can’t take care of my mother because of I don’t live with her.

     B. Since I don’t live with my mother, I can’t take care of her.

     C. Because not living with my mother, so I can’t take care of her.

     D. Because not live with my mother, I can’t take care of her.

1
31 tháng 7 2021

I,Choose the underlined word or phrase that needs correcting in each of the following sentences.

1. Polluted water also cause the death of aquatic animals like fish or crabs.

      A                              B              C             D

2. Minh said that he would be doing an experiment at 10 o’clock tomorrow.

                                    A                     B                     C                     D   

II,Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.   

1. We ______ pay so much money for electricity a month if we _______ the air conditioner all the time.

    A. wouldn’t have to/ don’t turn on                                    C. wouldn’t had to/ didn’t turn on

    B. would have to/ didn’t turn on                             D. wouldn’t have to/ didn’t turn on

2. Scientists said that it _______ possible for human to live on other planets.

      A. will be                          B. is going to be          C. would be                D. was going to be

3.The local people had to move to public shelters after the volcano ____________.

A. erosion                                B. break                       C. eruption                   D. damage

4. Some of the public would like the seven new Earth-like planets to be named _______ famous movies.

A.before                          B. out                          C. with                        D. after

5. Our Solar ________ is full of planets, moons, asteroids, comets, and many other exciting objects.

A.  Arrangement                     B. System                    C. Organization           D. Group

III,Mark the letter A, B, C, or D on your answer sheet to indicate the word(s) that is CLOSEST in meaning to the underlined part in each of the following questions.

1. There is an enormous gap in technology between developing and developed countries.

A. huge                    B. small                      C. inconsiderable         D. tiny

2. I'm not properly dressed for this kind of weather.

            A. fitly                        B. neatly                      C. kindly                     D. appropriately

IV,Mark the letter A, B, C, or D on your answer sheet to indicate the word or phrase that is OPPOSITE in meaning to the underlined part in each of the following questions.

1. Things got a bit out of hand at the party and four windows were broken.

      A. out of control               B.under control           C. under pressure        D. under the condition

2. The sight of too many telephone poles, advertising billboards, overhead power times, or shop signs may cause visual pollution.

      A. contamination              B. population              C. cleanness                D. eruption

V,Mark letter A, B, C or D on your answer sheet to indicate the sentence that is closest in meaning to the original sentence in each of the following questions.

1. NASA said that they could send people to Mars the following year.

A.“We will send people to Mars next year.” NASA said.

B.“We can send people to Mars next year.” NASA said.

C.“We could send people to Mars last year.” NASA said.

D.“We would send people to Mars last year.” NASA said.

2.This is the first time she has been to the United Kingdom.

    A. She has been to the United Kingdom for some times before.

     B. She has never been to the United Kingdom before.

     C. She has never been to the United Kingdom.

  D. She hasn’t been to the United Kingdom

3. Dung said she had gotten great results the previous school year.

A.           “I got great results last school year.” said Dung.

B.            “I have gotten great results last school year.” said Dung.

C.            “I got great results the school year before.” said Dung.

D.           “I have gotten great results the school year before.” said Dung.

4. People had already left the flooded villages when rescue workers arrived.

A. People had already left the flooded villages by the time rescue workers arrived.

B. People had already left the flooded villages as soon as rescue workers arrived.

C. People had already left the flooded villages at the time rescue workers arrived.

D. People had already left the flooded villages after rescue workers arrived.

5. I don’t live with my mother, so I can’t take care of her.

     A. I can’t take care of my mother because of I don’t live with her.

     B. Since I don’t live with my mother, I can’t take care of her.

     C. Because not living with my mother, so I can’t take care of her.

     D. Because not live with my mother, I can’t take care of her.

: I. Choose the best answer: 1. If the factory (continues/ to continue/ continued) dumping poison into the lake, all the fish and other aquatic animals will die. 2. Water (pollution/ pollute/ polluted) in the lake has made the fish die. 3. Mi and Nick like (comes/ come/ coming) back Mi’s home village on holiday. 4. If the factory continues dumping poison into the lake, all the fish and other aquatic animals (will die/ to die/ dead) 5.Water pollution is the (contaminating/...
Đọc tiếp

: I. Choose the best answer:

1. If the factory (continues/ to continue/ continued) dumping poison into the lake, all the fish and other aquatic animals will die.

2. Water (pollution/ pollute/ polluted) in the lake has made the fish die.

3. Mi and Nick like (comes/ come/ coming) back Mi’s home village on holiday.

4. If the factory continues dumping poison into the lake, all the fish and other aquatic animals (will die/ to die/ dead)

5.Water pollution is the (contaminating/ contaminate/ contamination) in the lake has made the fish die.

6. If we (will use/ would use/ use) water carefully, more people will have fresh water.

7. If the factory continues dumping poison (into/ to/ about) the lake, all the fish and other aquatic animals will

die.

8. Farmers in our area usually use (pesticides/ herbicides/ waste/ sewage) to kill insects

9. If we (polluted/ pollute/ pollution/ pollutant) the air, more people will have breathing problems

10. If you can experience noise pollution for a long time, you can have headache, high blood pressure and (hearing loss/ contaminant/cough/ radiation)

11. Because the water is polluted, (aquatic/ electric/ chemical/ fresh) plants may also die

12. (Noise/ Headache/ Earplug/ Symptom) is any sound that is loud and constant.

13. Do you know what (polluted/ pollute/ pollution/ pollutant) cause air pollution

14. (Poison/ Poisonous/ Poisoning/ Poisoned) chemical waste is dumped into the river by many factories

15. The (dead/ die/ death/ died) fish are floating in the water.

16. We plant trees, (due to/ because/ because of/ so) we can have fresh air.

17. When the loudness of sounds is more than (20 dBs/ 30dBs/ 50 dBs/ 70dBs), noise pollution happens

18. Too much carbon dioxide (CO2) in the atmosphere (causes/ lead/ result/ make) to global warming

19. Waste from households will gradually (contamination/contaminate/contaminant/ contaminated) the lake.

20. When (visual/ thermal/ light/ radioactive) pollution happens, the water temperature in streams, rivers or oceans changes.

21.We can’t see stars at night (because of/ because/ since/ due) the light pollution.

22.If you (was / were/ are/ could be) in my position, you would understand me.

23.When (visual/ thermal/ light/ radioactive) pollution happens, the water temperature in streams, rivers or oceans changes.

24.Many seabirds were (die/ death/ dead/ died) because of the oil spill.

25.(Aquatic/ Electric/ Chemical/ Fresh) plants may also die because of the polluted water

26. Many animals eat the (litter/ energy/ aqua/ temperature) and become sick.

27. The acid rain has caused (damage/ advantage/ pollutant/ environment) to the trees in this area.

28.If I (have/ has/ had/ will have) one million US dollars , I would build more parks in our city.

1
21 tháng 2 2020

: I. Choose the best answer:

1. If the factory (continues/ to continue/ continued) dumping poison into the lake, all the fish and other aquatic animals will die.

2. Water (pollution/ pollute/ polluted) in the lake has made the fish die.

3. Mi and Nick like (comes/ come/ coming) back Mi’s home village on holiday.

4. If the factory continues dumping poison into the lake, all the fish and other aquatic animals (will die/ to die/ dead)

6. If we (will use/ would use/ use) water carefully, more people will have fresh water.

7. If the factory continues dumping poison (into/ to/ about) the lake, all the fish and other aquatic animals will die

8. Farmers in our area usually use (pesticides/ herbicides/ waste/ sewage) to kill insects

9. If we (polluted/ pollute/ pollution/ pollutant) the air, more people will have breathing problems

10. If you can experience noise pollution for a long time, you can have headache, high blood pressure and (hearing loss/ contaminant/cough/ radiation)

11. Because the water is polluted, (aquatic/ electric/ chemical/ fresh) plants may also die

12. (Noise/ Headache/ Earplug/ Symptom) is any sound that is loud and constant.

13. Do you know what (polluted/ pollute/ pollution/ pollutant) cause air pollution

14. (Poison/ Poisonous/ Poisoning/ Poisoned) chemical waste is dumped into the river by many factories

15. The (dead/ die/ death/ died) fish are floating in the water.

16. We plant trees, (due to/ because/ because of/ so) we can have fresh air.

17. When the loudness of sounds is more than (20 dBs/ 30dBs/ 50 dBs/ 70dBs), noise pollution happens ( cái này mình cũng không nhớ rõ , ở trong SGK có á , bạn giở ra xem nhé )

18. Too much carbon dioxide (CO2) in the atmosphere (causes/ lead/ result/ make) to global warming

19. Waste from households will gradually (contamination/contaminate/contaminant/ contaminated) the lake.

20. When (visual/ thermal/ light/ radioactive) pollution happens, the water temperature in streams, rivers or oceans changes.

21.We can’t see stars at night (because of/ because/ since/ due) the light pollution.

22.If you (was / were/ are/ could be) in my position, you would understand me.

23.When (visual/ thermal/ light/ radioactive) pollution happens, the water temperature in streams, rivers or oceans changes.

24.Many seabirds were (die/ death/ dead/ died) because of the oil spill.

25.(Aquatic/ Electric/ Chemical/ Fresh) plants may also die because of the polluted water

26. Many animals eat the (litter/ energy/ aqua/ temperature) and become sick.

27. The acid rain has caused (damage/ advantage/ pollutant/ environment) to the trees in this area.

28.If I (have/ has/ had/ will have) one million US dollars , I would build more parks in our city.

#Yumi

II. Circle the best word/phrase (A, B, C, or D) to complete the sentences below. (2.0pts)1.Water................is the contamination of bodies of water such as lakes, rivers, oceans and groundwaterA. polluteB. pollutionC. pollutedD. polluting2. This animal, the………..…..is a symbol of Australia. A. emuB. kangarooC. rabbitD. koala3. In summer, children often take part in a local or international………….... A. summer campB. gameC. attractionD. play4. I think there are more……………..disasters now than...
Đọc tiếp

II. Circle the best word/phrase (A, B, C, or D) to complete the sentences below. (2.0pts)

1.Water................is the contamination of bodies of water such as lakes, rivers, oceans and groundwater

A. pollute

B. pollution

C. polluted

D. polluting

2. This animal, the………..…..is a symbol of Australia.

 A. emu

B. kangaroo

C. rabbit

D. koala

3. In summer, children often take part in a local or international…………....

 A. summer camp

B. game

C. attraction

D. play

4. I think there are more……………..disasters now than there used to be.

 A. nature

B. natured

C. natural

D. naturally

5. Debris…………..collapsed buildings was scattered across the whole area.

 A. from

B. in

C. at

D. on

6. If we……………..soon, the pollution will get much worse.

A. didn’t act

B. will not act

C. don’t act

D. hadn’t acted

7.If the teacher were here now, we’d ask him the difference…………….”science” and “technology”.

 A. among

B. of

C. between

D. for

8. Dr. Nelson: In the future, students won’t go to school like now.

    Duong:……………………..

 A. Oh no!

B. That’s awful!

C. That’s a relief!

D. Wow!

9. The man told his friend that he saw a UFO……………………

 A. the day before

B. tomorrow

C. the last day

D. yesterday

10. Ha asked me which planet………….the largest planet in the Solar System.

 A. are

B. was

C. has been

D. have been

2
22 tháng 2 2022

II. Circle the best word/phrase (A, B, C, or D) to complete the sentences below. (2.0pts)

1.Water................is the contamination of bodies of water such as lakes, rivers, oceans and groundwater

A. pollute

B. pollution

C. polluted

D. polluting

2. This animal, the………..…..is a symbol of Australia.

 A. emu

B. kangaroo

C. rabbit

D. koala

3. In summer, children often take part in a local or international…………....

 A. summer camp

B. game

C. attraction

D. play

4. I think there are more……………..disasters now than there used to be.

 A. nature

B. natured

C. natural

D. naturally

5. Debris…………..collapsed buildings was scattered across the whole area.

 A. from

B. in

C. at

D. on

6. If we……………..soon, the pollution will get much worse.

A. didn’t act

B. will not act

C. don’t act

D. hadn’t acted

7.If the teacher were here now, we’d ask him the difference…………….”science” and “technology”.

 A. among

B. of

C. between

D. for

8. Dr. Nelson: In the future, students won’t go to school like now.

    Duong:……………………..

 A. Oh no!

B. That’s awful!

C. That’s a relief!

D. Wow!

9. The man told his friend that he saw a UFO……………………

 A. the day before

B. tomorrow

C. the last day

D. yesterday

10. Ha asked me which planet………….the largest planet in the Solar System.

 A. are

B. was

C. has been

D. have been

22 tháng 2 2022

II. Circle the best word/phrase (A, B, C, or D) to complete the sentences below. (2.0pts)

1.Water................is the contamination of bodies of water such as lakes, rivers, oceans and groundwater

A. pollute

B. pollution

C. polluted

D. polluting

2. This animal, the………..…..is a symbol of Australia.

 A. emu

B. kangaroo

C. rabbit

D. koala

3. In summer, children often take part in a local or international…………....

 A. summer camp

B. game

C. attraction

D. play

4. I think there are more……………..disasters now than there used to be.

 A. nature

B. natured

C. natural

D. naturally

5. Debris…………..collapsed buildings was scattered across the whole area.

 A. from

B. in

C. at

D. on

6. If we……………..soon, the pollution will get much worse.

A. didn’t act

B. will not act

C. don’t act

D. hadn’t acted

7.If the teacher were here now, we’d ask him the difference…………….”science” and “technology”.

 A. among

B. of

C. between

D. for

8. Dr. Nelson: In the future, students won’t go to school like now.

    Duong:……………………..

 A. Oh no!

B. That’s awful!

C. That’s a relief!

D. Wow!

9. The man told his friend that he saw a UFO……………………

 A. the day before

B. tomorrow

C. the last day

D. yesterday

10. Ha asked me which planet………….the largest planet in the Solar System.

 A. are

B. was

C. has been

D. have been