If you ask him first, he will offer to help

If you listened to me, you didn't get into so much trouble

If you were good, your parents would be very happy

If there is a screen on the window, there won't so many bugs in the room

If he doesn't busy right now, he can help them

32. If you want my advice you would forget about buying a new house.

_ If I were you ,I would notbuy a new house

33. The accident happened because the train driver ignored a warning light

_ If the train driver had not ignored a warning light, The accident would not have happened

34. We couldn't contact him because he gave us the wrong number.

_ If he gave us the true number , we could contact him.

35. They didn't follow the map, so they got lost.

_ If they had followed the map, they would not have got lost

36. I didn't know you were coming, so I didn't wait for you.

_ If I knew you

37. You failed the exam because you didn't study hard.

_ If you had studied hard, you would not have failed the exam

16. Jim didn' t lend me any money, so I was unable to buy the car.

_ If Jim lent me money , I could buy the car.

17. The temperature didn't fall below zero last night, so the crops weren't damaged.

_ If the temperature fell below zero last night, the crops would damaged.

18. Joan will not stay at school because she doesn't find a job before september.

_ If Joan found a job before september, she would stay at school .

19. Mary didn't work hard enough, she failed the exam.

_ If Mary worked hard , she would final the exam.

20. You don't get a visa, you can't visit the United state.

_ If you don't get a visa, you can't visit the United State.

21. Elizabeth got a bad cough because she started smoking cigarettes.

_ If Elizabeth din't start smoking cigarettes,she woudn't get a bad cough.

22. Mr Tom didn't prepare his speech carefully, so he did it very badly.

_ If he prepared his speech carefully , he could do it very well.

23. The gardener didn't water those plants yesterday, so they died.

_ If The gardener watered those plants yesterday,they wouldn't die.

24. Without the sun, there would be no kinds of energy.

_ If there were no the sun, there would be no kinds of energy.

25. We got lost because we didn't have a map.

_ If we had a map , we wouldn't get lost

26. He didn't study hard he failed in his examination.

_ If he studied hard , he could pass his examination.

27. I made that terrible mistake because I wasn't thinking.

_ If I thought ,I wouldn't make that terrible mistake.

28. I bought the dog because my children wanted a bet.

_ If my children didn't want a bet, Iwouldn't buy the dog

29. Mr Mill lost his job because he was late everyday.

_ If Mr Mill weren't late everyday, he would lose his job.

30. If I had known she was sick, I would have visited her.

_ Had I known she was sick, I would have visited her.

31. You'd better not touch that switch.

_ If I tought that switch, I would hit you.

* Vì đây là chương trình Anh lớp 9 nên chưa nắm rõ, có gì sai sót mong AD thông cảm ạ *

Finish each of the following sentences in such a way that it is as similar as possible in meaning to the original sentence.

1. I didn’t know that you were in the hospital, so I didn’t visit you.

→ If I had known that you were in hospital, I would have visited you.

2. Hurry up or you will be late.

→ If you don't hurry up, you wil be late.

3. She is very busy, so she can’t help me now.

→ If she weren't very busy, she could help me now.

4. He didn’t phone me because he didn’t know my phone number.

→ If he had known my phone number, he would have phoned me.

5. You’re unfit because you don’t take exercise.

→ If you took more exercise, you would be fit.

6. Unless you are careful, you will cut yourself with that knife.

→ If you aren't careful, you will cut yourself with that knife.

7. If I have time, I’ll help you.

→ Unless I have time, I won't help you.

8. He didn’t study his lessons very carefully, so he gets bad marks now.

→ If he had studied his lesson very carefully, he wouldn't get bad marks now.

9. Dick often causes accidents because he drives carelessly.

→ Dick drove carefully , he wouldn't often cause accidents .

10. I can’t apply for that job because I don’t know English.

→ If I knew English, I could apply for that job.

1.If I had konwn tha you were in hospital, I would have visited you.

2.If you don't hunrry up, you will be late.

3.If she weren 't very busy, she could help my now.

4.If he had konwn my phone number, he would have phoned me

5.If you took exercise, you would be fit unfit.

6.If you are not,you will cut with that knife.

7.Unless I have time, I won't help you.

8.If he had studied his lessons very carefully, he woudn't get bad marks now.

9.If dick drove carefully, he wouldn't cause acciddent .

10.If I knew English, I could apply for that jop.

Viết lại câu với 'If' ( câu điều kiện)

1.He doesn't have the money and he can't afford a new car

If he had the money, he could afford a new car

.2. Susan felt sick because she ate 4 cream cakes.

If Susan hadn’t ate 4 cream cakes, she wouldn’t have felt sick

.3. We didn’t know your phone number, so we could not contact you.

If we had known your phone number, we could have contacted you

4. The price of petrol was raised last month, so car sales have dropped again.

If the price of petrol hadn't raised last month, car sales wouldn't have dropped again

.5. I cannot go to the beach with you this weekend because I have a date with my old classmates.

If I didn't have a date with my old classmates, I could go to the beach with you this weekend

6. She didn’t hurry, so she missed the train.

If she had hurried, she wouldn’t have missed the train

.7. I never got very lonely because I have lots of good friends.

If I didn't have had lots of good friends, I would have got very lonely

8. We didn’t go on holiday because we didn’t have enough time.

If we had had enough time, we would have gone on holiday

.9. We got lost because we didn’t a map.

If we had had a map, we wouldn’t have got lost

10. The match can be cancelled because it rains heavily.

If it didn’t rain heavily, the match couldn’t be cancelled

.11. He lost all his money because he wasn’t careful.

If he had been careful, he wouldn’t have lost all his money

12. Because Simon doesn’t live near his mother, he can’t visit her often.

If Simon lived near his mother, he could visit her often

13. His parents were very disappointed because he failed his final examination.

If he hadn't failed his final examination, his parents would have very disappointed

14. I don’t have free time, so I can’t go to see him.

If I had free time, I could go to see him

15. She didn’t explain him the situation, so he didn’t understand it.

If she had explained him the situation, he would have understood it

1.If he hadn't the money, he couldn't afford a new car.(vì dùng and nên không đổi phủ định thành khẳng định )

1 If you hadn't ignored my advice, you wouldn't have got in trouble

2 I have never eaten such a bad eel soup

3 Joe's brother is not as hard-working as him

4 It was not until they had to find a job that they learned English

5 She practises singing all day to participate in the singing contese

7 It's better to avoid going out in the rain

8 Although Mike graduated with a good degree, he joined the ranks of the unemployed

9 If you aren't careful, you will get cold when the weather changes

10 When I came yesterday, they were watching TV

_{1. If you hadn't ignored my advice, you wouldn't have got in trouble .}

_{2 . I have never eaten such a bad eel soup .}

_{3 . Joe's brother is not as hard-working as him .}

_{4 . It was not until they had to find a job that they learned English .}

_{5 . She practises singing all day to participate in the singing contese .}

_{7 . It's better to avoid going out in the rain .}

_{8 . Although Mike graduated with a good degree, he joined the ranks of the unemployed .}

_{9 . If you aren't careful, you will get cold when the weather changes .}

_{10 . When I came yesterday, they were watching TV .}

Bài tập:Chia động từ ở câu điều kiện loại 3

1.If had known that you were in hospital I.......would have visited.....................(visit) you

2.The ground was very soft.But for that, my horse ............would have won..............(win)

3.If you...........had arrived................(arrive) ten minutes earlier you would have got a seat

4.You would have seen my garden at its best if you.......had been..........(be) here last week.

5.But for his quickness I..........would have been................(be) killed.

6.I shouldn't have believed it if I..............hadn't seen............(not see) it with my own eyes

7.If he had sipped you,he........would have fallen...........(fall) 500 metres

8.If he had asked you, would you.......have accepted................(accept)?

9.If I.........had had....... (had) a map I would have been all right

10.If I.......had known.......(know) that you were coming I'd have baked a cake.

- Dang cau dieu kien :

+ Cđk loai 1 : If + S + V(s,es), S + Will/Can/shall…… + V

+ Cđk loai 2 : If + S + V2/ Ved, S +would/ Could/ Should…+ V

+ Cđk loai 3 : If + S + Had + V(pp)/Ved, S + would/ could…+ have + V(pp)/Ved

1. would have visited

2. would have won

3. had arrived

4. had been

5. would have been

6. hadn't seen

7. would have fallen

8. would you have accepted

9. had had

10. had known

Hãy dùng hình thức dúng của động từ trong ngoặc, dùng câu điều kiện tổng hợp
1. If he (pass).......passes..........his examination, he will have a celebration
2. You would study better if you (not, talk).........didn't talk............so much
3. What will you do (do)................if you hear the burglar alarm?
4. What (happen)..........would happen...........if he were absent today?
5. If he (not, prepare).......didn't prepare.........his lessons, he would be punished
6. If I (be).........were.........rich, I would help the poor
7. If he had called me, I (be)...........would have been...............happy to go
8. She (visit).........would have visited.......if she had known you were living in New York
9. You (not, get)........wouldn't have got..........any trouble if you had obeyed his direction
10. If he (come)...........comes.............here now he (meet)............will meet..............all of us

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