Rewrite each sentence, beginning as shown

1. I didn’t have an umbrella with me so I got wet.          

→ I wouldn’t ………………………………………..……………………………………………………

2. I’ll call the police if you don’t leave me alone.            

→ Unless ………………………………………..………………………………………………

3. In the snowy weather we don’t go to school.              

→ If ………………………………………..………………………………………………

4. Without Jack’s help, I wouldn’t have been able to move this table.

→ If ………………………………………..………………………………………………

5. You drink too much coffee, that’s why you can’t sleep.          

→ If you ………………………………………..………………………………………………

6. Make me some coffee, and I’ll give you some sweets.

→ If ………………………………………..………………………………………………

7. If you hadn’t told me about Sue’s hair, I wouldn’t have noticed her.

→ Unless ………………………………………..………………………………………………

8. If you see Peter, tell him he should be here at 8 00.                

→ Should ………………………………………..………………………………………………

9. I wouldn’t accept if you ask me to marry you.               

→ If you were ………………………………………..………………………………………………

10. What would you do if there were an earthquake?                 

→ Supposing ………………………………………..………………………………………………

11. If you do the shopping, I’ll cook lunch.              

→ You ………………………………………..………………………………………………

12. What would you do if you found some buried treasure?              

→ If you were ………………………………………..………………………………………………

13. If Pauline hadn’t been interested, the project would have been abandoned.

→ But for ………………………………………..………………………………………………

14. If  by any chance you find my wallet, could you let me know?            

→ If you happen ………………………………………..………………………………………………

15. I might be late. If so, start without me.                

→ If I ………………………………………..………………………………………………

16. The fire was brought under control thanks to the night watch-man.          

→ If it hadn’t ………………………………………..………………………………………………

17. Dick is in prison because a detective recognized him.            

→ If a ………………………………………..………………………………………………

18. If you want my advice, I’d think twice about buying a car like that.           

→ If I ………………………………………..………………………………………………

19. If the painting is finished by Saturday, we’ll pay you extra.           

→ Finish ………………………………………..………………………………………………

20. Getting up early makes me feel hungry.               

→ If ………………………………………..………………………………………………

: Sửa các câu sai sau:

1. Should anyone rang, could you take a message?
2. Were the customers not complained, nothing would have been done.
3. Was I a bird, I would fly.
4. Unless you don’t have a good command of English, you won't be able to work for this company.
5. Were they live in Australia now, they would go swimming.

6. If we will reduce the speed of population growth, there will be less pressure on the earth.

7. Unless we leave a bowl of water under the sun, it will evaporate.

8. If we continue to use fuels at the current rate, we would soon have to face a fuel 

crisis.

9. If I am 10 centimeters taller, I would play basketball.

10. If the doctors could find in the remedy, a lot of people would be saved.

Viết lại câu theo gợi ý

1. I didn’t eat lunch, I feel hungry now.
→ If I………………………………….
2. If it hadn’t rained, we would have a better crop.
→ But for………………………………………
3. If you want my advice, I wouldn’t buy it.
→ If I ………………………………………
4. I only come if they invite me.
→ Unless……………………….
5. He didn’t revise all his lessons, he failed the exam.
→ If he………………………………………………
6. His sister sent her money, so he continued to study.
→ But for…………………………………………
7. The park is over there, only 5 minutes’ walk.
→ If you walk……………………………….
8. In case it rains, we’ll stay at home
→ If it……………………………..

9. Let me give you my advice. You should cut down on smoking right now.

→ If I …………………………………………….…………………………………

10. Leave me alone or I’ll call the police.

→ Unless …………………………………………………………….…………………………………

11. If you arrive at the office earlier than I do, please turn on the air­conditioner.

→  Should …………………………………………………………….…………………………………

12. The children don’t go to school in the snowy weather.

→ If it …………………………………………………………….…………………………………

13. He died so young; otherwise, he would be a famous musician by now.

→ Had …………………………………………………………….…………………………………

14. You must tell me the whole truth or I won’t help you.

→ Unless …………………………………………………………….…………………………………

15. The car breaks down so often because you don’t take good care of it.

→ Were I …………………………………………………………….…………………………………

16. He is very bad­tempered, that’s why his wife left him soon after marriage.

→ If he …………………………………………………………….…………………………………

17. Don’t tell lies to your boss or you’ll be fired at once.

→ If …………………………………………………………….…………………………………

18.She got married at such an early age: otherwise, she would be at university now

→ Had …………………………………………………………….…………………………………

Rewrite the following sentences using if

1. He can’t go out because he has to study for his exam.

→ ………………………………………..…………………………………………….…………………………………

2. She is lazy so she can’t pass the exam.

→ ………………………………………..…………………………………………….…………………………………

3. He will pay me tonight; I will have enough money to buy a car.

→ ………………………………………..…………………………………………….…………………………………

4. He smokes too much; that’s why he can’t get rid of his cough.

→ ………………………………………..…………………………………………….…………………………………

5. She is very shy, so she doesn’t enjoy the party.

→ ………………………………………..…………………………………………….…………………………………

6. I will get a work permit. I will stay for another month.

→ ………………………………………..…………………………………………….…………………………………

7. He doesn’t take any exercises. He is so unhealthy.

→ ………………………………………..…………………………………………….…………………………………

8. We can’t get the ticket because I don’t have the right change.

→ ………………………………………..…………………………………………….…………………………………

9. Study hard or you won’t pass the exam.

→ ………………………………………..…………………………………………….…………………………………

10. Don’t be impatient or you will make mistakes.

→ ………………………………………..…………………………………………….…………………………………

Chia động từ trong ngoặc theo đúng dạng

1. If I (know) that you were ill, I (go) to see you.

→ ………………………………………..…………………………………………….…………………………………

2. If she'd had enough, she (buy) a car.

→ ………………………………………..…………………………………………….…………………………………

3. I (buy) a car if you lend me some money.

→ ………………………………………..…………………………………………….…………………………………

4. I (see) him if I (go) to the party last night.

→ ………………………………………..…………………………………………….…………………………………

5. We could have gone out if the weather (not be) so bad.

→ ………………………………………..…………………………………………….…………………………………

6. If the book (not be) expensive, I'll buy it.

→ ………………………………………..…………………………………………….…………………………………

7. You would be very surprised if he (return)

→ ………………………………………..…………………………………………….…………………………………

8. I'll go out if it (not rain)

→ ………………………………………..…………………………………………….…………………………………

9. They wouldn't come to the party if you (not invite) them.

→ ………………………………………..…………………………………………….…………………………………

10. What you (do) if you (be) him?

→ ………………………………………..…………………………………………….…………………………………

11. If that hat costs much, I (buy) a small one.

→ ………………………………………..…………………………………………….…………………………………

12. If you (drive) more carefully, you wouldn’t have had so many accidents

→ ………………………………………..…………………………………………….…………………………………

13. If I (make) that mistake again, my teacher will get angry with me.

→ ………………………………………..…………………………………………….…………………………………

14. If I spoke English, my job (be) a lot easier.

→ ………………………………………..…………………………………………….…………………………………

15. If he (go) to London yesterday, he (meet) his old friend.

→ ………………………………………..…………………………………………….…………………………………

16. I will lend them some money if they (ask) me.

→ ………………………………………..…………………………………………….…………………………………

17. If we had known who he was, we (invite) him to speak at our meeting.

→ ………………………………………..…………………………………………….…………………………………

18. My dog will bark if it (hear) any strange sound.

→ ………………………………………..…………………………………………….…………………………………

19. If I (have) enough money, I would buy a house.

→ ………………………………………..…………………………………………….…………………………………

20. They ( not let) you in if you come late.

→ ………………………………………..…………………………………………….…………………………………

21. He didn’t listen to the teacher. If he (listen) carefully, he (perform) well in the examination.

→ ………………………………………..…………………………………………….…………………………………

22. He’s waiting for his mother to come back from Chicago. If his mother (come) home, he (have) a lot of presents.

→ ………………………………………..…………………………………………….…………………………………

24. If I (be) you, I (tell) the truth.

→ ………………………………………..…………………………………………….…………………………………

25. I was busy. If I (have) free time. I (go) to the cinema with you.

→ ………………………………………..…………………………………………….…………………………………

26. It’s too bad Helen isn’t here. If she (be) here, she (know) what to do.

→ ………………………………………..…………………………………………….…………………………………

27. I could have understood him if he (speak) more slowly.

→ ………………………………………..…………………………………………….…………………………………

28. The kitchen will look better if we (have) red curtains.

→ ………………………………………..…………………………………………….…………………………………

29. If I knew his address, I (go) round and see him.

→ ………………………………………..…………………………………………….…………………………………

30. If you (not be) so busy, I would have shown you how to play.

→ ………………………………………..…………………………………………….…………………………………

31. If you (not go)  away, I (send) for a policeman.

→ ………………………………………..…………………………………………….…………………………………

32. If I (be)  in your place, I (accept) Mr. Anderson’s invitation.

→ ………………………………………..…………………………………………….…………………………………

33. If I (win)  a big prize in a lottery, I’d give up my job.

→ ………………………………………..…………………………………………….…………………………………

34. Why didn’t you attend the meeting ?  - Oh, I did not know. If I (know) I (come) there.

→ ………………………………………..…………………………………………….…………………………………

35. What we (do) if they do not come tomorrow?

→ ………………………………………..…………………………………………….…………………………………

36. If I (eat)  breakfast tomorrow morning, I (not get) hungry during class.

→ ………………………………………..…………………………………………….…………………………………

37. If she (come) late again, she (lose) her job.

→ ………………………………………..…………………………………………….…………………………………

38. I (let)  you know if I (find) out what’s happening.

→ ………………………………………..…………………………………………….…………………………………

39. If we (live)  in a town, life would be better.

→ ………………………………………..…………………………………………….…………………………………

40. I’m sure he wouldn’t mind if we (arrive) early.

→ ………………………………………..…………………………………………….…………………………………

41. We (phone) you if we have time.

→ ………………………………………..…………………………………………….…………………………………

42. If I won the lottery, I (give)  you half the money.

→ ………………………………………..…………………………………………….…………………………………

43. It (be) a pity if she married Fred

→ ………………………………………..…………………………………………….…………………………………

44. If I’m free on Saturday, I (go) to the mountains.

→ ………………………………………..…………………………………………….…………………………………

45. She (have)  a nervous breakdown if she goes on like this.

→ ………………………………………..…………………………………………….…………………………………

46. I know I (feel) better if I (stop)  smoking.

→ ………………………………………..…………………………………………….…………………………………

47. If I (be)  you, I (help) him.

→ ………………………………………..…………………………………………….…………………………………

48. He wanted to buy some Christmas presents but he couldn’t. If he (afford) 

to buy, his children (be) very happy to greet a new year.

→ ………………………………………..…………………………………………….…………………………………

49. It (be)  quicker if you (use) a computer.

→ ………………………………………..…………………………………………….…………………………………

50. If we (have)  some eggs, I (make)  you a cake.

→ ………………………………………..…………………………………………….…………………………………

51. Bring him another if he (not/like) this one.
→ ………………………………………..…………………………………………….…………………………………

52. She (be) angry if she (hear) this tomorrow.
→ ………………………………………..…………………………………………….…………………………………

53. Unless you are more careful, you (have) an accident.
→ ………………………………………..…………………………………………….…………………………………

54. If you (like), I (get) you a job in this company.
→ ………………………………………..…………………………………………….…………………………………

55. If grandmother (be) 5 years younger, she (play) some games.
→ ………………………………………..…………………………………………….…………………………………

56. If the sun (stop) shinning, there (be) no light on earth.
→ ………………………………………..…………………………………………….…………………………………

57. If I (be) a millionaire, I (live) on Mars.

→ ………………………………………..…………………………………………….…………………………………

Choose the best answer

1) If that hat costs much, I (would have bought/will buy/bought/would buy) a small one.

2) If you (drive/drove/had driven/driven) more carefully, you wouldn’t have had so many accidents.

3) If I (make/makes/made/had made) that mistake again, my teacher will get angry with me.

4) If I spoke English, my job (was/were/will be/would be) a lot easier.

5) If he (goes/went/had gone/would go) to London yesterday, he (met/would meet/had met/would have met) his old friend.

6) I will lend them some money if they (ask/will ask/asked/had asked) me.

7) If we had known who he was, we (would have invited/have invited/will invite/would invite) him to speak at our meeting.

8) My dog will bark if it (hear/hears/heard/had heard) any strange sound.

9) If I (had/had had/will have/have) enough money, I would buy a house.

10) They (won’t let/not let/wouldn’t let/hadn’t let) you in if you come late.

11) If you (not go/don’t go/hadn’t gone/didn’t go) away, I’ll send for a policeman.

12) If I (were/am/be/was) in your place, I would accept Mr. Anderson’s invitation.

13) If I (win/had won/won/winning) a big prize in a lottery, I’d give up my job.

14) If I (is/am/was/were) you, I (will tell/told/would tell/would have told) the truth.

15) I was busy. If I (have/had/had had/have had) free time. I (would go/will go/would have gone/go) to the cinema with you.

16) Why didn’t you attend the meeting? - Oh, I did not know. If I (know/knew/had known/known) I (would come/would have come/will come/had come) there.

17) What (would/will/did/had) we do if they do not come tomorrow?

18) If I had enough time now, I (would write/write/will write/wrote) to my parents.

19) It’s too bad Helen isn’t here. If she (is/was/were/are) here, she (will know/ knows /would know/would have known) what to do.

20) If I don’t eat breakfast tomorrow morning, I (will get/got/would get/had got) hungry during class.

21) If she (come/comes/came/had come) late again, she’ll lose her job.

22) I’ll let you know if I (find/finds/found/had found) out what’s happening.

23) If we (live/lived/would live/had lived) in a town, life would be better.

24) I’m sure he wouldn’t mind if we (arrive/arriving/arrived/had arrived) early.

25) We (will phone/would phone/phoned/had phoned) you if we have time.

26) If I won the lottery, I (gave/had given/will give/would give) you half the money.

27) It (will/would/can/may) be a pity if she married Fred.

28) If I’m free on Saturday, I (to go/could go/went/can go) to the mountains.

29) She (will has/had/will have/have) a nervous breakdown if she goes on like this.

30) I know I’ll feel better if I (will stop/stopped/stop/had stopped) smoking.

31) If I (am/were/will be/had been) you, I would help him.

32) I could have understood him if he (speaks/spoke/had spoken/would speak) more slowly.

33) He didn’t listen to the teacher. If he (listens/listened/has listened/had listened) carefully, he (will performed/would perform/would have performed/had performed) well in the examination.

34) He’s waiting for his mother to come back from Chicago. If his mother

(come/comes/will come/came) home, he (will has/will have/has/had) a lot of presents.

35) He wanted to buy some Christmas presents but he couldn’t. If he

(afforded/affords/had afforded/would afford) to buy, his children (are/were/would have be/would have been) very happy to greet a new year.

36) The kitchen will look better if we (have/had/had had/would have) red curtains.

37) If I knew his address, I (go/will go/would go/went) round and see him.

38) If you (hadn’t been/weren’t/aren’t/wouldn’t be) so busy, I would have shown you how to play.

39) It (will be/would be/were/been) quicker if you use a computer.

40) If we have some eggs, I (made/makes/will make/would make) you a cake.

Choose the sentence A, B, C or D which has the same meaning to the given one.

1. She was too weak; she couldn't sit up and talk to you.

      A. If she isn't too weak, she can sit up and talk to you.

      B. If she hadn’t been too weak, she could have sat up and talked to you.

      C. If she hadn't been too weak, she could sit up and talk to you.

      D. If she wasn't too weak, she could sit up and talk to you.

 2. I don't have enough money with me now; otherwise I will buy that coat.

      A. If I had enough money with me now, I wouldn't buy that coat.

      B. If I had enough money with me now, I would buy that coat.

      C. If I didn't have enough money with me now, I would buy that coat.

      D. If I didn't have enough money with me now, I wouldn't buy that coat.

3. Because the weather is bad, we don’t go camping.

A. If the weather wasn’t bad, we would have gone camping.

B. If the weather is good, we will go camping.

C. If the weather hadn’t been bad, we would have gone camping.

D. If the weather weren’t bad, we would go camping.

4. I don't have much money, so I can't afford the car.

A. If I can afford the car, I will have much money.

B. If I have much money, I can afford the car.

C. If I had much money, I could afford the car.

D. If I had had much money, I could have afforded the car.

5. John was driving very fast because he didn’t know the road was icy.

A. If he had known that the road had been icy, he wouldn’t have been driving so fast.

B. If he had known that the road was icy, he wouldn’t be driving so fast.

C. If he knew that the road was icy, he wouldn’t have driven so fast.

D. If he had known that the road was icy, he wouldn’t have been driving so fast.

6. Keep silent or they will know we are here.

A. If you keep silent, they won’t know we are here.

B. If you keep silent, they will know we are here.

C. If you kept silent, they would know we are here.

D. If you didn’t keep silent, they wouldn’t know we are here.

7.     Mary doesn’t work hard enough, so she will fail in her exams

A.    If Mary works hard enough, she wouldn’t fail in her exams

B.     Unless Mary worked hard enough, she would fail in her exams

C.     If Mary didn’t work hard enough she would fail in her exams

D.    If Mary worked hard enough she wouldn’t fail in her exams

8. If the patient doesn’t feel better tomorrow, he’ll have an operation

A. Unless the patient feels better tomorrow, he won’t have an operation

B. Unless the patient feels better tomorrow, he will have an operation

C. Unless the patient feels better tomorrow, he has an operation

D. Unless the patient feels better tomorrow, he is going to have an operation

9. You won’t get well quickly if you don’t take these pills.

A. You can’t get well quickly if you take these pills.

B. You will get well quickly if you don’t take these pills.

C. You shouldn’t get well quickly if you take these pills.

D. You won’t get well quickly unless you take these pills.

10. Unless you promise not to tell anyone, I won’ give you this letter

A. If you promise to tell anyone, I won’t give you this letter

B. If you don’t promise to tell anyone, I will give you this letter

C. If you don’t promise to tell anyone I won’t give you this letter

D. If you promise not to tell anyone I won’t give you this letter