Tìm lỗi sai trong bài văn sau :
(1) Professor Sanchez gave a lecture on transistors last Tuesday. (2) First, he explained what are transistors. (3) He said, that they are very small electronic devices used in telephones, automobiles, radios, and so on. (4) He further explained that transistors control the flow of electric current in electronic equipment. (5) He wanted to know which popular technological invention cannot operate without transistors. (6) Most students agreed, it is the personal computer. (7) Professor Sanchez then asked if the students know how do transistors function in computers. (8) He said that the transistors were etched into tiny silicon microchips and that these transistors increase computers' speed and data storage capacity. (9) Then he asked the class when had transistors been invented? (10) Sergei guessed that they were invented in 1947. (11) The professor said that he is correct. (12) Professor Sanchez then asked what was the importance of this invention? (13) Many students answered that it is the beginning of the information age. (14) At the end of the lecture, the professor assigned a paper on transistors. (15) He requested that each student chooses a topic by next Monday. (16) He suggested that the papers are typed.
e.g: 1. True
2. "what are transistors" → what transistors are were
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Tìm và sửa lỗi sai:
1.It will be partially rainy in Manchester,that=> which is in the northwest of England
2.Professor Wil,he=> who gave a lecture about earthquake on TV last night,is my father's friend
3.You'll hardly recognize our house.It has=> has been redecorated since you last visit
4.The village church where=> which we are going to visit isn't far from here
5.Do you find Kevin,that=> who is a newcomer,intelligent?
Đáp án B
possible it => it possible
Cấu trúc: S + make it possible to Vo [ làm cho khả thi..../ có thể xảy ra]
Câu này dịch như sau: Sự phát triển của bóng bán dẫn đã làm cho việc giảm kích thước của nhiều thiết bị điện trở nên khả thi
Sửa lỗi sai:
Question 26. He said that his mother (would) be very (upset) when she (had learned) that he had (lost) his job. => learnt
Question 27. What are you trying (to tell) me by (saying) that you are (better) than (mine)? => I
Question 28. (Her book), her first mature (experience) in writing, (settles) the question of (her ability) to write.
Question 29. The team agreed (yesterday) to (resign) him to the one-year ($6.5-million salary) an (arbitrator) set this week.
Question 30.
The population, which was almost (stationery) through much of the (century), was about 20,000 in (the) years immediately (before) the War of
Independence.
Chọn đáp án đúng:
Question 43. He is so flabby. He doesn’t go by bike more often.
A. If only he were so flabby, he went by bike more often.
B. It’s time he goes by bike more often.
C. He wishes that he were so flabby so that he could go by bike more often.
D. If he went by bike more often, he would not be so flabby.
Question 44. He wants to go to the cinema. He doesn’t have money.
A. If he wanted to go to the cinema, he would have needed some money.
B. He goes to the cinema as if he had money.
C. If only he had had some money so that he could have gone to the cinema.
D. If only he had some money so that he could go to the cinema.
Question 45. He promised me to come to the party. He doesn’t come.
A. He doesn’t come to the party as though he didn’t promise me.
B. If he promised me to come to the party, he would come to the party.
C. It’s high time he promised to come to the party.
D. He didn’t come to the party as though he hadn’t promised me.
Question 46. She took a taxi. She wasn’t late for the conference.
A. If she had taken a taxi, she would not have been late for the conference.
B. She wishes she hadn’t been late for the conference.
C. She took a taxi as if she had been late for the conference.
D. She took a taxi, otherwise she would have been late for the conference.
Question 47. Richard scarcely reached the stage. The audience started screaming.
A. Had Richard reached the stage, the audience would have started screaming.
B. Scarcely had the audience started screaming when Richard reached the stage.
C. Scarcely had Richard reached the stage when the audience started screaming.
D. Only when the audience started screaming did Richard reach the stage.
Question 48. He didn’t score the goal. His team lost.
A. Had he scored the goal, his team would have won the match.
B. No sooner had he scored the goal than his team would have won the match.
C. Hardly had he scored the goal when his team would have won the match.
D. Not until did he scored the goal that his team lost.
Question 49. My teacher graded my paper poorly. I realized that there was a mistake.
A. Not until did my teacher grade my paper poorly that I realized that there was a mistake.
B. Not until did my teacher graded my paper poorly that I realized that there was a mistake.
C. Had my teacher graded my paper poorly, I would have realized that there was a mistake.
D. Hardly had I realized that there was a mistake when my teacher graded my paper poorly.
Question 50. It was a beautiful day. We could not just stay inside the house.
A. Such a beautiful day was it that we could not just stay inside the house.
B. So beautiful day was it that we could not just stay inside the house.
C. Had it been a beautiful day, we would have stayed inside the house.
D. Should it is a beautiful day, we will not stay inside the house.
Question 23: A university professor in Singapore gave a two-hour online lecture, (23) _______ he didn't realize he was on mute. Professor Wang, who teaches Maths, was not aware that throughout his online presentation, the microphone on his computer was switched off.
A. because
B. however
C. but
D. although
Question 24: This meant that (24) _______ of the students attending his online class heard what professor Wang was talking about
A. some
B. none
C. most
D. many
Question 25: His university switched his classes online to help (25) ______the spread of COVID-19.
encourage
discourage
reduce
improve
Question 26: Students tried many times (26)______professor Wang during the lesson but could not get through to him. They waved their arms and even tried calling him on his personal phone.
to contact
contacting
contacted
contact
Question 27: After realizing what happened, professor Wang was shocked and (27)______. He said he was upset because he wasted two hours of his students' time.
stress
stressed
stressing
stressful
A university professor in Singapore gave a two-hour online lecture, (23) _______ he didn't realize he was on mute. Professor Wang, who teaches Maths, was not aware that throughout his online presentation, the microphone on his computer was switched off.
A. because
B. however
C. but
D. although
Question 24: This meant that (24) _______ of the students attending his online class heard what professor Wang was talking about
A. some
B. none
C. most
D. many
Question 25: His university switched his classes online to help (25) ______the spread of COVID-19.
encourage
discourage
reduce
improve
Question 26: Students tried many times (26)______professor Wang during the lesson but could not get through to him. They waved their arms and even tried calling him on his personal phone.
to contact
contacting
contacted
contact
Question 27: After realizing what happened, professor Wang was shocked and (27)______. He said he was upset because he wasted two hours of his students' time.
stress
stressed
stressing
stressful
1 is => was
2 are => have been
3 are believing => believe
4 had => has
5 waking => wakes
6 drive => was driving
7 complete => have completed
8 buys => bought
9 cycled => cycling
10 won't => doesn't
11 was knocking => knocked
12 didn't drink => hasn't drunk
13 when => since
14 had gone => went
15 Will => Shall
1. is having -> was having
2. are -> have been
3. are believing -> believe
4. had been -> has been
5. waking -> wakes
6. drives -> was driving
7. will certainly complete -> will have certainly completed
8. buys -> bought
9. We’ll be cycled -> We’ll be cycling
10. won’t come -> don’t come
11. was knocking -> knocked
12. didn’t drink -> hasn’t drunk
13. when -> since
14. gone -> going
15. Did -> Will
1. There are many dirts on the floor.
=> much dirt
2. We want more fuels than that.
=> fuel
3. He drank two milks.
=> two glasses of milk
4. Ten inks are needed for our class.
=> Ten pens
5. He sent me many foods.
=> much food
6. Many golds are found there.
=> Much gold
7. He gave me a great deal of troubles.
=> a lot of trouble
8. Cows eat grasses.
=> glass
9. The rain has left many waters.
=> much water
10. I didn't have many luggages.
=> much luggage
in sentence 2 there are 2 mistakes: incorrect word order and sequence of tense rule not followed.
Incorrect: First, he explained what are transistors.
Correct: First, he explained what transistors were.
In sentence 3 there are 2 mistakes: incorrect punctuation and sequence of tense rule not followed
Incorrect: He said, that they are very small electronic devices used in telephone, automobiles, radios, and so on.
Correct: He said that they were very small electronic devices used in telephone, automobiles, radios, and so on.
In sentence 4 there is one mistake: sequence of tense rule not followed.
Incorrect: He further explained that transistors control the flow of electric current in electronic equipment.
Correct: He further explained that transistors controlled the flow of electric current in electronic equipment.
In sentence 5 there is one mistake: sequence of tense rule not followed.
Incorrect: He wanted to know which popular technological invention cannot operate without transistors.
Correct: He wanted to know which popular technological invention could not operate without transistors.
In sentence 6 there are 3 mistakes: incorrect punctuation, sequence of tense rule not followed, and omitted subordinator that.
Incorrect: Most students agreed, it is the personal computer.
Correct: Most students agreed that it was the personal computer.
In sentence 7 there are 3 mistakes: 2 times sequence of tense rule not followed and incorrect word order.
Incorrect: Professor Sanchez then asked if the students know how do transistors function in computers.
Correct: Professor Sanchez then asked if the students knew how transistors functioned in computers.
In sentence 8 there is one mistake: sequence of tense rule not followed.
Incorrect: He said that the transistors were etched into tiny silicon microchips and that these transistors increase computers' speed and data storage capacity.
Correct: He said that the transistors were etched into tiny silicon microchips and that these transistors increased computers' speed and data storage capacity.
In sentence 9 there are 2 mistakes: incorrect word order and incorrect punctuation.
Incorrect: Then he asked the class when had transistors been invented?
Correct: Then he asked the class when transistors had been invented.
In sentence 11 there is one mistake: sequence of tense rule not followed.
Incorrect: The professor said that he is correct.
Correct: The professor said that he was correct.
In sentence 12 there are 2 mistakes: incorrect word order and incorrect punctuation.
Incorrect: Professor Sanchez then asked what was the importance of this invention?
Correct: Professor Sanchez then asked what the importance of this invention was.
In sentence 13 there is one mistake: sequence of tense rule not followed.
Incorrect: Many students answered that it is the beginning of the information age.
Correct: Many students answered that it was the beginning of the information age.
In sentence 15 there is one mistake: subjunctive verb not used.
Incorrect: He requested that each student chooses a topic by next Monday.
Correct: He requested that each student choose a topic by next Monday.
In sentence 16 there is one mistake: subjunctive verb not used.
Incorrect: He suggested that the papers are typed.
Correct: He suggested that the papers be typed.