Before I left the room, I had turned off the lights.
-> After
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6. I (had) turned off the lights before I left the room.
7. As soon as the other passengers get on the bus soon, we'll leave.
8. Whenever Susan feels nervous, she chews her nails.
9. The frying pan caught on fire while I was making dinner.
10. I wont return my book to the library until I have finished my research project.
1. The film was so boring that she decided to go home early.
2. It is such a difficult question that all the students can't answer it.
3. Mr. Brown wants to use solar energy but he does not have enough money to buy necessary equipment.
4. By the time Shakespeare died in 1616, he had written more than 37 plays.
5. Since Douglas fell off his bicycle last week, he has had to use crutches to walk.
6. I (had) turned off the lights before I left the room.
7. As soon as the other passengers get on the bus soon, we'll leave.
8. Whenever Susan feels nervous, she chews her nails.
9. The frying pan caught on fire while I was making dinner.
10. I wont return my book to the library until I have finished my research project.
1. The film was so boring that she decided to go home early
2. It is such a difficult question that all the students can't answer
3. Mr. Brown wants to use solar energy but he does not have enough money to buy necessary equipment.
4. By the time Shakespeare died in 1616, he had written more than 37 plays.
5. Since Douglas fell off his bicycle last week, he has to use crutches to walk
6. Before I left the room, I had turned off the lights.
7. As soon as the other passengers get on the bus, we will leave
8. Whenever Susan feels nervous, she chew her nails
9. While I was making dinner at that time, the frying pan caught on fire
10. I won't return my book to the library until I finish my research project.
Chọn C
“must” ở đây dịch là “chắc hẳn”, nêu lên một nhận định về một sự việc đã xảy ra trong quá khứ (must have gone)
21.You had turned off the lights before you went out, ________?
A. had you B. hadn’t you C. did you D. didn't you
22.He's American, ________?
A. won't he B. didn’t he C. doesn't he D. isn’t he
23. Everything is fine, ________?
A. aren’t they B. isn’t it C. are they D. is it
24. I wish to study English, __________________?
A. don’t I B. do I C. may I D. mayn’t I
25. What a nice dress, ________?
A. is it B. isn’t it C. doesn’t it D. does it
26. One can be one’s master, ________?
A. can’t you B. can’t one C. can she D. A&B
27. You’d better stay at home, ________?
A. hadn’t you B. had you C. don’t you D. do you
28. You’d rather learn English, ________?
A. hadn’t you B. would you C. had you D. wouldn’t you
29. You don’t believe Peter can do it, ________?
A. do you B. can’t he C. can he D. don’t you
30. These are 3 oranges you bought yesterday, ________?
A. aren’t they B. are they C. are these D. aren’t these
Đáp án: D
Giải thích: mệnh đề trạng ngữ chỉ mục đích so as (not) to V
Dịch: Anh ta tắt đèn trước khi ra ngoài để tránh tốn điện.
KEY: D
Giải thích: mệnh đề trạng ngữ chỉ mục đích so as (not) to V
Dịch: Anh ta tắt đèn trước khi ra ngoài để tránh tốn điện.
I had turned off the lights, I left the room