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I. Rewrite sentences so that the meaning stay the same .
1. We don't have a garden, so we don't grow our own vegetables
If we had a garden, we would grow our own vegetables
2. He doesn't give yu goodadvice because he isn't your true friend.
If you were his true friend, you would be given good advice
3. We come late because the rain is so heavy
If the rain weren't so heavy, we wouldn't come late
4. You don't get better marks becaise you don't study harder.
If you studied harder, you would get better marks
5. She is very busy so she can't go out tonight
If she weren't busy, she would go out tonight
6. I don't know anything about her background, so I can't tell you.
If I knew something about her background, I would tell you
7. I wasn't hungry so I didn't feel like eating.
If I had been hungry, I would have felt like eating
8.She's so shy, that why she doesn't have many friends.
If she weren't shy, she would have many friends
9. I remembered Susan's birthday only because you reminded me about it.
If you had reminded me about Susan's birthday, I would have remembered
10. The car in front stopped so suddenly, so I crashedinto its back.
If the car in front hadn't stopped so suddenly, I wouldn't have crashed into its back
11. They painted the wall brown, that's why the houselooked very dark.
If they hadn't painted the wall brown, the house wouldn't have looked very dark
II.Hoàn thành các câu sau
1)I don't stay/doesn't stay at home.
2)We don't wash/doens't wash the family car.
3)Doris don't do/doesn't do her homework.
4)They don't do/doesn't go to bed at 8.30 pm.
5)Kevin don't open/doesn't open his workbook.
6)Our hamster don't eat/doesn't eat apples.
7)You don't chat/doesn't chat with your friend.
8)She don't use/doesn't use a ruler.
9)Max,Frank and Steve don't skate/doesn't skate in the yard.
10)The boy don't throw/doesn't throw stones.
II.Hoàn thành các câu sau
1)I don't stay/doesn't stay at home.
2)We don't wash/doens't wash the family car.
3)Doris don't do/doesn't do her homework.
4)They don't do/doesn't go to bed at 8.30 pm.
5)Kevin don't open/doesn't open his workbook.
6)Our hamster don't eat/doesn't eat apples.
7)You don't chat/doesn't chat with your friend.
8)She don't use/doesn't use a ruler.
9)Max,Frank and Steve don't skate/doesn't skate in the yard.
10)The boy don't throw/doesn't throw stones.
Viết lại câu là câu điều kiện loại 1
1.He doesn't take any exercises.He is so unhealthy =>If he takes exercises,he won't be unhealthy
2.We can’t get the ticket because I don’t have the right change.=> If i have the right change, we can get the ticket
3.Study hard or you won’t pass the exam.=>If you don't study hard, you won’t pass the exam.
4.Don’t be impatient or you will make mistakes.=>If you aren't impatient, you will make mistakes
5.My mother will have enough money.She will buy a new house=>If my mother has enough money, She will buy a new house
6.Getting up late makes him feel tired =>If he doesn't get up late, he won't feel tired
7.Henry will finish the report. He will go out for a walk=>If Henry finishes the report, he will go out for a walk
8.Do the homework for me, and i'll give you a gift =>If you do the homework for me, i'll give you a gift
9.Watching TV makes me feel relaxed=>If i watch TV, I'll feel relaxed
10. Don't tell lies to your boss or you'll be fired at once=>If you tell lies to your boss , you'll be fired at once
1.He doesn't take any exercises.He is so unhealthy
=>If He doesn't take any exercrise, he'll unhealthy
2.We can’t get the ticket because I don’t have the right change.
=> If I don't have the right change, we won't get the ticket
3.Study hard or you won’t pass the exam.
=>If you study hard, you'll pass the exam
4.Don’t be impatient or you will make mistakes.
=>If you impatient, you'll make mistakes
5.My mother will have enough money.She will buy a new house
=>If my mother have enough money, she'll buy a new house
6.Getting up late makes him feel tired
=>If he gets up late, he'll feel tired
7.Henry will finish the report. He will go out for a walk
=>If Henry finish the report, he'll go out for a walk
8.Do the homework for me, and i'll give you a gift
=>If you do the homework for me, I'll give you a gift
9.Watching TV makes me feel relaxed
=>If I watch TV, I'll feed relaxed
10. Don't tell lies to your boss or you'll be fired at once
=>If you tell lie to your boss, you'll be fired at once
Study hard 
writing:
1. don't go out in the rain because you'll get wet.
=> if ...you go.................................................................. in the rain, you'll get wet. (go)
2. When she invites me, it is possible that I will go.
=> ...If she invites..........................me, I'll go (IF)
3. Children don't have to go to school on stormy days.
=> If it is stormy, children ......will have........................................................ go to school. (have)
4. you should decrease your use of water, or you will have to pay a lot.
=> If you ..........reduce.....................................use of water, you will have to pay a lot. ( Reduce)
5.These trees need water or they will die.
If you ...........water............................... these trees, thuy will die. (water)
writing:
1. don't go out in the rain because you'll get wet.
=> if you go in the rain, you'll get wet. (go)
2. When she invites me, it is possible that I will go.
=> If she invites me, I'll go (IF)
3. Children don't have to go to school on stormy days.
=> If it is stormy, children won't have to go to school. (have)
4. you should decrease your use of water, or you will have to pay a lot.=> If you reduce your use of water, you will have to pay a lot. ( Reduce)
5.These trees need water or they will die.
If you don't water these trees, they will die. (water)
IIII. Chia động từ trong ngoặc:
1. She (not drink) ............doesn't drink........... coffee. She (drink) ..........drinks........... Coca Cola.
2. It (be) ...........is........... often hot in the summer.
3. What ..........do......... you (do) ..........do.......... every evening?
4. The earth (circle) .........circles.......... the sun once every 365 days.
5. I (see) ........see......... her very often.
6. Most rivers (flow) .........flow......... into the sea.
7. Vegetarians (not eat) ......don't eat...... meat.
8. Bees (make) ...........is made......... honey.
9. Rice (not grow) .........isn't grown........ in cold climates.
10. Where ...........does.......... Martin (come) ..........comes.......... from?- He (be) ............is.......... Scottish.
Chúc bạn học tốt!
1. My sister is old. She can drive a car
->My sister is old enough to drive a car
2. Mr. Robinson isn't rich. He can't buy a house.
-> Mr.Robinson isn't rich enough to buy a house
3. The worker is clever. He can make fine things from wood.
->The worker is clever enough for him to make fine things from wood
4. Ba is tall. He can play volleyball.
->Ba is tall enough to play volleyball
5. Lan is intelligent. She can do that test.
->Lan is intelligent enough to do that test
6. Hoa is skillful. She can make her own handkerchief.
->Hoa is skillful enough to make her own handkerchief
7. His parent are rich. They can buy a new car
->His parent are rich enough to buy a new car
8. Phong and Thu aren't tall. They can't play basketball.
->Phong and Thu aren't tall enough to play basketball
9. Tam is old. Hả can ride a motorbike.
->Tam is old enough to ride a motorbike
10. Phu is very strong. He can carry those heavy bags.
->Phu is strong enough to carry those heavy bags
11. The children are tired. They go to bed early.
->The children are tired enough to go to bed early
12. He is hungry. He eats three loaves of bread.
->He is hungry enough to eat three loaves of bread
13. We are thirsty. We can drink a lot of water.
->We are thirsty enough to drink a lot of water
14. She can reach the top of the cupboard. She's tall.
->She is tall enough to reach the top of the cupbroad
15.The ladder ins't very long. It doesn't reach the window.
->The ladder isn't long enough to reach the window
16. He is strong. He can carry the suitcase.
->He is strong enough to carry the suitcase
17. You aren't well. You shouldn't go to school today.
->You aren't well enough to go to school today
18. I am not strong. I can't help you.
->I am not strong enough to help you
19. He can touch the light because he is very tall.
->He is tall enough to touch the light
20. My brother is very generous. He willing lends someone's money.
->My brother is generous enough to lends someone's money
21. The radio isn't small. You can't put it in your pocket.
->The radio isn't small enough for your to put in your pocket
22. This coat isn't warm. I don't wear it in winter.
->This coat isn't warm enough for me to wear in winter
23. The weather was fine. We could go camping.
->The weather was fine enough for us to go camping
24. Those apples aren't ripe. We can't eat them.
->Those apples aren't ripe enough for us to eat
25. The house was very expensive. We couldn't afford to buy it.
->The house was expensive enough for us to afford to buy
26. He was not patient. He couldn't wait for you.
->He was not patient enough to wait for you
27. That chair is uncomfortable. I don't want to sit on it.
-> That chair is umcomfortable enough for me to want to sit on
28. These oranges are sour. We can answer ít.
->These oranges are sour enough for us answer
IIII. Chia động từ trong ngoặc:
1. She (not drink) ....doesn't drink... coffee. She (drink) ..drinks.. Coca Cola.
2. It (be) ....is.................. often hot in the summer.
3. What .......do............ you (do) .........do........... every evening?
4. The earth (circle) ....circles............... the sun once every 365 days.
5. I (see) ....see............. her very often.
6. Most rivers (flow) .......flow........... into the sea.
7. Vegetarians (not eat) .....aren't eat....... meat.
8. Bees (make) .....make............... honey.
9. Rice (not grow) .....isn't grow............ in cold climates.
10. Where ........does............. Martin (come) ..come.................. from?- He (be) .......is............... Scottish.
1. I'm hungry l. Do we have ....any... bread? - I think there is ..some..... in the fridge
2. What would you like? - I'd ...some...... fish and rice
3. Oh, I can smell ..some...... noodles at a store near here . Let's go there and have .some........
4. Are there .....any.... letters for me this morning?
5. There isn't ....any.... coffee left. You should go out and buy .some.........
6. Can I have ...any..... tea, please?
7. I have .some....... friends. Do we have ..any...... beer in the fridge?
8. I like .....some.... fruit with my lunch
9. I want to make .some...... sandwiches but I don't have ..any....... bread
10. Are there ....any.... oranges and bananas?
11. There aren't ....any.... pictures in the album
12. Do you have ...any.... brothers and sisters
Mr Brown doesn't have ..any....... children
Use some / any
1. I'm hungry l. Do we have ....ANY... bread? - I think there is ....SOME... in the fridge
2. What would you like? - I'd .....SOME.... fish and rice
3. Oh, I can smell ..SOME...... noodles at a store near here . Let's go there and have .....SOME....
4. Are there ...ANY...... letters for me this morning?
5. There isn't .....ANY... coffee left. You should go out and buy ........SOME..
6. Can I have .....SOME... tea, please?
7. I have ...SOME..... friends. Do we have ....ANY... beer in the fridge?
8. I like ......SOME... fruit with my lunch
9. I want to make ...SOME.... sandwiches but I don't have ...ANY...... bread
10. Are there ....ANY.... oranges and bananas?
11. There aren't .....ANY... pictures in the album
12. Do you have ..ANY..... brothers and sisters
Mr Brown doesn't have ...ANY...... children
1. Điền động từ khuyết thiếu ''mustn't'' hoặc ''don't have'' vào chỗ trống thích hợp.
1. There is a ''No turn right'' sign. You ...mustn't... turn right.
2. The sign says ''No smoking''. You ...mustn't... smoke here.
3. You ...don't have to... have an appointment for this doctor. You cam go and see him when you want.
4. You ..don't have to.... tell me. I already know.
5. The big boss will be at the meeting. You ...mustn't... be late.
6. You can help me if you want to but you ....don't have to..
7. You ...mustn't... park your car there. That's the Director's place.
8. This area is off limits to everybody. You ...mustn't... come here unless you are unvited.
9. You ...don't have... to wear a tie in this company but they prefer it if you do.
10. You ....mustn't.. criticize David. He's doing the best he can.
11. You ..mustn't.... drive there. You can take the train.
12. You ....mustn't.. play tennsis to enjoy watching tennis matches.
13. You ..don't have to.... buy me presents though I always appreciate it when you do.
14. It's really important to remember. You ...mustn't...forget.
15. You ...mustn't... tell anybody. It is a big secret.
16. We are already late. We ...mustn't... waste any more time.
17. This is a sterile area. It must be kept clean. You ...mustn't... bring any food or drink in here.
18. You ...don't have to... come at 8:00. Come at whatever time suits you.
19. You ....mustn't.. smoke in this area. It is forbidden.
20. I ...don't have... go back again. The treatment is finished.
21. eans are not allowed in this company. You ...mustn't... wear jeans.
22. You ...mustn't... be mad to work here but it helps !
23. You ...don't have to... buy the text book for this course, you can borrow mine.
24. You ...mustn't... smoke in a gas station.
25. This bus is free ! You ...don't have to... buy a ticket.
26. You .mustn't..... enter the park if your dog is not on a leash.
2. Điền ''mustn't hoặc needn't vào chỗ trống.
1. I ...needn't... take the umbrella. It won't rain.
2. I ..needn't.... cross this bridge. It's closed.
3. We ...mustn't... be late. The train will leave in 10 minutes.
4. You ...needn't... hungry. We have plenty of time.
5. You ....mustn't.. smoke in here. It's forbidden. Look at that sign.
6. We have enough diesel, so we ....needn't.. sop here.
7. You ...needn't... come if you don't want to.
8. They ...needn't... do the washing up, they have a dishwasher.
9. You ..mustn't.... show this e-mail to anyone else. I'll trust you.
10. The students ...mustn't... forget their home work.
1. Điền động từ khuyết thiếu ''mustn't'' hoặc ''don't have to'' vào chỗ trống thích hợp.
1. There is a ''No turn right'' sign. You ..mustn't.... turn right.
2. The sign says ''No smoking''. You ....mustn't.. smoke here.
3. You ...don't have to... have an appointment for this doctor. You cam go and see him when you want.
4. You ...don't have to... tell me. I already know.
5. The big boss will be at the meeting. You ...don't have to... be late.
6. You can help me if you want to but you .don't have to.....
7. You .mustn't..... park your car there. That's the Director's place.
8. This area is off limits to everybody. You ...mustn't... come here unless you are unvited.
9. You ..don't have to.... to wear a tie in this company but they prefer it if you do.
10. You .don't have to.... criticize David. He's doing the best he can.
11. You ...mustn't... drive there. You can take the train.
12. You ...don't have to... play tennsis to enjoy watching tennis matches.
13. You ...don't have to... buy me presents though I always appreciate it when you do.
14. It's really important to remember. You ...mustn't...forget.
15. You ....don't have to.. tell anybody. It is a big secret.
16. We are already late. We ...mustn't... waste any more time.
17. This is a sterile area. It must be kept clean. You ....don't have to.. bring any food or drink in here.
18. You ....don't have to.. come at 8:00. Come at whatever time suits you.
19. You ..mustn't.... smoke in this area. It is forbidden.
20. I ...don't have to... go back again. The treatment is finished.
21. eans are not allowed in this company. You ...don't have to... wear jeans.
22. You .don't have to..... be mad to work here but it helps !
23. You ...don't have to... buy the text book for this course, you can borrow mine.
24. You ..mustn't.... smoke in a gas station.
25. This bus is free ! You ...don't have to... buy a ticket.
26. You ....don't have to.. enter the park if your dog is not on a leash.
2. Điền ''mustn't hoặc needn't vào chỗ trống.
1. I ...needn't... take the umbrella. It won't rain.
2. I ...mustn't... cross this bridge. It's closed.
3. We ...mustn't... be late. The train will leave in 10 minutes.
4. You ...mustn't... hungry. We have plenty of time.
5. You ...mustn't... smoke in here. It's forbidden. Look at that sign.
6. We have enough diesel, so we ..mustn't.... sop here.
7. You ...needn't... come if you don't want to.
8. They ...needn't... do the washing up, they have a dishwasher.
9. You ....mustn't.. show this e-mail to anyone else. I'll trust you.
10. The students ..mustn't.... forget their home work.
1. How often is he go to the movie?
=> does
2. Minh go to school every morning.
=> goes
3. She is often gets up at 5:30.
=> bỏ
4. Don't your school have to floors?
=> does
5. The students play sometimes soccer in the afternoon.
=> sometimes play
6. My brother isn't have breakfast at 6:00.
=> doesn't
7. The children has lunch at 11:00 everyday.
=> have
8. We alway go swiming on Saturday.
=> always
9. Does she play sports everyday?
=> 0
10. My morther doesn't goes shopping on Sundays.
=. go
1. How often is--> does he go to the movie?
2. Minh go-->goes to school every morning.
3. She is often gets up at 5:30.-->She often gets up at 5:30
4. Don't-->Does your school not have to floors?
5. The students play sometimes-->sometimes play soccer in the afternoon.
6. My brother isn't-->doesn't have breakfast at 6:00.
7. The children has-->have lunch at 11:00 everyday.
8. We alway-->always go swiming on Saturday.
9. Does she play sports everyday?(câu này đúng rồi bạn ơi)
10. My morther doesn't goes-->go shopping on Sundays.
hãy chuyển các câu sau sang câu điều kiện lọai I
1 you don't water the plants. They die
=> If you don't water the plants, they will die.
2 you don't have breakfast. You are hungry and tired
=> If you don't have breakfast, you will be hungry and tired.
3 you don't have enough money . You can't buy this car
=> If you don't have enough money, you can't buy this car.
4 she doesn't study harder , she doesn't pass the final examination => If she doesn't study harder, she won't pass the final examination.5 he gets up at 6:00. He catches the bus
=> If he gets up at 6:00, he will catch the bus.
6 you don't bring a raincoat. You get wet
=> If you don't bring a raincoat, you will get wet.
7 the film is boring. We go to bed early
=> If the film is boring, we will go to bed early.
8It isn't warmer. We don't go on a picnic
=> If it isn't warmer, we won't go on a picnic.