Complete the sentences with the verbs in parentheses 1. he'll be late for the bus if he ( not start) at once 2. jim isn't at home right now. if he( be) at home, i (visit) him 4. fred failed the test because he didn't study. however, if he (study) for the test, he (pass) it 5. if i (know) that there was a test yesterday, i (study) 6. if you have enough time, please (paint) the chair before you leave 7. i (accept) if they invite me to the party 8. had we know your address, we ( write) you a letter 9. if you(do) as i told you, you ( succeed) 10. if you come here in spring, you ( have) a chance to go to the village fair 11. i could understad the frech teacher if she ( speak) more slowly 12. we could go for a drive if today (be) sunday 13. if your mother ( buy) that motorcycle for you, will you be happy? 14. if i (see) the movie last night, i (tell) you about it 15. i will ring the bell once more. if he doesn't answer, i think he ( must go) out 16. if i make a prmise, i (keep) it 17. he described the accident as if he ( see) it himself 18. we're going to play tennis this afternoon if it (stop) raining 19. if i had asked you,you ( accept)? 20. if he (come) , please ( tell) me 21. you were late last night. if you (arrive) ten minutes earlier you (get) a seat 22. if i (realize) thatthe traffic light were red. i(stop) 23. She won’t open the door unless she (know) who it is. 24.I (not lend) him the money if you (tell) me that he never paid his debts 25.If I (can) speak two languages last year, i (get) a good job 26.If there (be) no sunshine, we all (die) soon 27. You shouldn't believe it if you (not see) it with you own eyes 28. I (not do) that if I (be) you

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Để hoàn thiện các câu, chúng ta cần sử dụng dạng động từ phù hợp với ngữ cảnh và thời gian trong các câu.
1. he'll be late for the bus if he does not start at once.
2. jim isn't at home right now. if he were at home, I would visit him.
3. if he studied for the test, he would pass it.
4. if I had known that there was a test yesterday, I would have studied.
5. if you have enough time, please paint the chair before you leave.
6. I will accept if they invite me to the party.
7. had we known your address, we would have written you a letter.
8. if you do as I told you, you will succeed.
9. if you come here in spring, you will have a chance to go to the village fair.
10. I could understand the French teacher if she spoke more slowly.
11. we could go for a drive if today were Sunday.
12. if your mother bought that motorcycle for you, will you be happy?
13. if I had seen the movie last night, I would have told you about it.
14. if he doesn't answer, I think he must have gone out.
15. if I make a promise, I will keep it.
16. he described the accident as if he had seen it himself.
17. we're going to play tennis this afternoon if it stops raining.
18. if I had asked you, would you have accepted?
19. if he comes, please tell me.
20. if you had arrived ten minutes earlier, you would have gotten a seat.
21. if I had realized that the traffic lights were red, I would have stopped.
22. She won't open the door unless she knows who it is.
23. I wouldn't have lent him the money if you had told me that he never paid his debts.
24. If I could speak two languages last year, I could have gotten a good job.
25. If there were no sunshine, we would all die soon.
26. You shouldn't believe it if you haven't seen it with your own eyes.
27. I wouldn't do that if I were you.

**Lưu ý: Các câu trả lời có thể có sự thay đổi nhằm thể hiện sự linh hoạt trong việc sử dụng thì và ngữ cảnh.