Exercise 1:

1. I would be surprised if Ann came to see us now.

2. If we had enough money,we would go on holiday

3. Unless you do these exercises more carefully, you will fail the exam.

4. If I knew the answer, I could tell you.

5. If she knew French, she could apply for the job

6. Unless she cam here now, we'd come back home

7. Unless you are careful, you will be able to get the job

8. If it rains soon, the tree won't die

* Rewrite the sentences.

1. It is late now; I don't think Ann will come to see us.

-> I would be surprised if __________Ann came to see us________.

2. We don't go on holiday because we don't have enough money.

-> If _________we had enough money, we would go on holiday_________.

3. Do these exercises more carefully or you will fail the exams.

->Unless_________you do these exercises more carefully, you will fail the exams_________.

4. I do not know the answer so I cannot tell you.

-> If _________I knew the answer, I could tell you_________.

5. She can't apply for the job because she doesn't know Frencj.

-> If she knew__________Frencj, she could apply for the job________.

6. If she didn't come here now, we'd come back home.

-> Unless__________she came here now, we'd come back home________.

7. Be careful or you will not be able to get the job.

-> Unless__________you are careful, you won't be able to get the job________.

8. The trees will die unless it rains soon.

-> If_________it doesn't rain soon, the trees will die_________.

Ex: Rewriting

1 I'm busy so i can't go out with my friends

➞ If I wasn't busy, I could go out with my friends

2 He plays soccer well so he can take part in the Games

➞ If He didn't play soccer well, he couldn't take part in the Games 

3 She can't go to the party because i don't invite her

➞ If i invited her ,She could go to the party

4 I can't get a job easily because I don't have a degree

➞ If I had a degree ,I could get a job easily

5 He doesn't have enough money , so he doesn't buy a house

➞ If He had enough money , he would buy a house

6 It is raining heavily so we can't go to the market

➞ If It wasn't raining heavily ,we could go to the market 

7 He will go to watch the World Cup because he is studying in Russi

➞ If  he wasn't studying in Russi ,He wouldn't go to watch the World Cup

8 I didn't talk to him because i didn't know him

➞ If i had known him ,I would have talked to him

9 John didn't have money so he couldn't lend you some

 ➞ If John had had money , he could have lent you some

10 We couldn't go out because the weather was so bad

➞If the weather hadn't been so bad, We could have gone out 

11 Mary didn't wear the raincoat, so she got a cold

➞If Mary had worn the raincoat, she wouldn't have got a cold 

12 Marry was injured in the crash because she wasnot wearing the seat belt

➞ If Marry had been wearing  the seat belt ,she wouldn't have been injured in the crash

13 Carol didn't answer the phone because he was studying

➞ If Carol hadn't been studying,he would have answered the phone

14 You didn't eat breakfast, so you are hungry now

➞If You had eaten breakfast, you wouldn't be hungry now

15 I stayed up late last night, so i feel asleep now 

➞If I hadn't stayed up late last night, i wouldn't feel asleep now 

16 I can't retell the film now because i didn't wlatch it last night

➞If i had watched it last night ,I could retell the film now 

17 He is tired now because he drank too much yesterday evening

➞If he hadn't drunk too much yesterday evening, He wouldn't be tired now 

18 I bought the car yesterday, so I run out of money now

➝ If I hadn't bought the car yesterday,  I wouldn't run out of money now

19 He didn't go to the class regularly, so he can't take part in the competition now

➞If He had gone to the class regularly, he could take part in the competition now

Dài quá chịu luôn

câu dk loại 2

sao lai la tieng anh

1. He lost his money simply because he wasn't careful. (If)

=> If he hadn't been careless , he woundn't have lost his money

2. He didn't hurry, so he missed the train. (If)

=> If he had hurried, he could have caught the train.

3. We didn't go because it rained. (If it hadn't)

=> If it hadn't rained we would have gone

4. Without this treatment, the patient would have died. (If he)

=> If it hadn’t been for this treatment, the patient would have died.

5. Mr.Mills lost his job because he was late every day. ( If Mr.Mills)

=> If Mr Mills hadn't been late everyday ,he wouldn't have lost his job

6. We didn't go on holiday because we didn't have enough money. (If we)

=> . If we had had enough money we would have gone on holiday.

1. He lost his money simply because he wasn't careful. (If)

=>if he had been cafeful, he would not have lost his money

2. He didn't hurry, so he missed the train. (If)

=>If he had hurried, he would have missed.

3. We didn't go because it raines. (If it hadn't)

=>If it hadn't rained, we would have gone.

4. Without this treatment, the patient would have died. (If he)

=>If he hadn't been for this treatment, the patient would have died

5. Mr.Mills lost his job because he was late every day. ( If Mr.Mills)

=>If Mr.Mills losts his job ,he lates every day

6. We didn't go on holiday because we didn't have enough money. (If we)

=> If we had had enough money, we would have gone holiday

7. I was sick yesterday, so I didn't go to class (If)

=>If I am sick, I don't go to school

8. Because Alan never eats breakfast, he always overeats at lunch (If)

=>If Alan never eats breakfast, he always overeats at lunch

9.Fred wouldn't do that if he didn't have your permission (Unless)

=>Unless Fred had your permission, he wouldn't for that

10. If no more guests come, there will be enough food for everyone. (Unless)

=>Unless no more guests come, there will not be enough food for everyone

1,Known,going to see

2,will bought 

3.will buy

4.will saw,going 

5,won't be 

1,Known,going to see

2,will bought 

3.will buy

4.will saw,going 

5,won't be 

4.I took the job because I didn't know how difficult it was. 

If… I had know how difficult the job was, I wouldn't have taken the job……………………………………………………………………..

5. My father didn't earn much money, so life wasn't easy for us. 

If……my father had earned much money, life would have been easy for us…………………………………………………………………..

6. I don't ride the bus to work every morning because it's always so crowded. 

If…the streets weren't always so crowded, I would have ridden the bus to work everty morning……………………………………………………………………..

7.The wind is blowing hard. so I won't take the boat out for a ride. 

If……the wind weren't blowing hard, I would take the boat out for a ride …………………………………………………………………..

8.Nick can't find the way because he hasn't got a map. 

If……Nick had a map, he could find the way…………………………………………………………………..

9. I can't look the word up because I haven't got a dictionary. 

If…I had a dictionary, I could look the word up……………………………………………………………………..

10.We don't visit our parents very often because they live so far away. 

If…our parents didn't live so far away, we would visit them……………………………………………………………………..

11. You stop smoking, so you feel better.

Unless………You stop smoking, you won't feel better.……………………………………………………………………

12. I went to the party last night, so I am tired now. 

Unless…I had gone to the party last night, I wouldn't be tired now………………………………………………………………….

13. Unless you leave immediately, I will call a policeman. 

If……you leave immediately, I will not call a policeman …………………………………………………………………..

14. He would be happy if he were here now.

 Were ……he here now, he would be happy……………………………………………………………………

15.I’d have gone swimming yesterday afternoon if I had had time.

Had …I had time, I would have gone swimming yesterday  …………………………………………………………………………….

16.I didn’t visit you because I didn’t know you were in hospital. 

Had…I known you were in hospital. I would have visited you…………………………………………………………………….

17. The earth moves around the sun, so everything doesn’t float. 

If……if the earth didn't move around the sun, everything wouldn't float……………………………………………………………………………..

18. He didn’t take my advice, he isn’t a rich man now.

If……he had taken my advice, he would be a rich man now………………………………………………………………………………….

19. 1 don't know anything about plumbing, so I can't fix the leak in the sink myself

If…I knew anything about plumbing, I could fix the leak in the sink myself…………………………………………………………………………………….

20. If Alan ate breakfast, he wouldn't overeat at lunch.

 Unless………Alan ate breakfast, he would overeat at lunch.………………………………………………………………

43. It’s raining, so we can’t have lunch in the garden.

=> If it weren't raining, we could have lunch in the garden.

44. Why don’t you reuse these paper bags?

=> If I were you, I would reuse these paper bags

45. You’d better not touch that switch.

=> If I were you, I wouldn't touch that switch.

46.. Because I don’t know Japanese, I can’t apply for the job.

=> If I knew Japanese, I could apply for the job.

47. If she doesn’t work harder, she’lllose her job.

=> Unless she worked harder, she’ll ose her job.

48. We will be late if we don’t take a taxi.

=> Unless we take a taxi, we will be late

49. Work hard or you will fail the exam.

=> If you don't work hard, you will fail the exam.

50. We can’t have a foreign holiday because we don’t have enough money.

=> If we had enough money, we could have a foreign holiday

51. You will pass this entrance examination with enough hard work.

=> If you don’t work hard, you won't pass this entrance examination 

43. It’s raining, so we can’t have lunch in the garden.

=> If it weren't raining ,we could have lunch in the garden

44. Why don’t you reuse these paper bags?

=> If I were you , i would reuse these paper bags

45. You’d better not touch that switch.

=> If I were you, I wouldn't touch that switch

46.. Because I don’t know Japanese, I can’t apply for the job.

=> If I knew japanese, I could apply for that job

47. If she doesn’t work harder, she’lllose her job.

=> Unless she works harder, she'll lose her job.

48. We will be late if we don’t take a taxi.

=> Unless we take a taxi, we will be late.

49. Work hard or you will fail the exam.

=> If you don't work hard, you will fail the exam

50. We can’t have a foreign holiday because we don’t have enough money.

=> If we had enough money,we could go on a foreign holiday.

51. You will pass this entrance examination with enough hard work.

=> If you don’t work hard enough, you won't pass this entrance examination.