REVISION OF CONDITIONAL SENTENCES
(ÔN TẬP CÂU ĐK)

1- TYPE 1:
- Là câu đk có thật ở HT --> d.tả 1 đk- 1 hệ quả/ kết quả có thể xảy ra ở
HT/ TL.
IF + S + V(HTĐ), S + WILL (CAN/ MAY) + V(infi).
Eg. If it rains, I will stay at home.
I can go shopping with you if I have free time next Sunday.
If John doesn’t come, she will go alone.
 Note:
- MĐ “If”: Thay cho “IF” , có thể sd:
+ Unless (nếu không) = If +not
. If John doesn’t come, she will go alone.
= Unless John comes, .....
+ When: (Khi) sd khi mđ chỉ tgian (chắc chắn hơn “If”)
. When I come home, I will turn on the TV first.
+ As long as/ Provided that: (miễn là/ với đk là)
. I will lend you some money as long as you pay it back next week.
+ In case: (Trong trường hợp, phòng khi)
. We will phone you in case you forget our appointment.
2) TYPE 2:
--> Là câu đk k có thất ở HT/ TL
--> d.tả điều ước k thể xảy ra ở HT/ TL/ d.tả 1 đk-kq trái ngược hoàn
toàn thực tế.
IF + S + V(QKĐ), S + WOULD (could/ might) + V(infi).
Eg. . If I had a lot of money, I would travel into space.
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GRADE 11

. If the Earth exploded, we would all die.
+ If I were you, I would............ --> LỜI KHUYÊN (= You should...)
. If I were you, I wouldn’t love her. (= You shouldn’t love her)
(MĐ “If” của câu đk loại 2: to be --> WERE)
3) TYPE 3:
--> Là câu đk không có thật trg Qk
--> d.tả sự nuối tiếc/ hối hận về 1 việc đã xảy k như mong đợi trg QK.
IF + S+ HAD P2 (QKHT), S + WOULD(n’t) HAVE P2.
Eg. If I hadn’t sung during the English lesson, I wouldn’t have been
punished by the teacher.
 Exercise 1: Complete the sentences with the correct conditional form of the verbs in brackets:
1. If I (continue)____continue______ with my diet, I (lose) ______will lose____ five kilos by the end of the
month.
2. If I have enough apples, I (bake) ___will bake_______ an apple pie this afternoon.
3. If I had enough apples, I (bake) _____would bake_____ an apple pie this afternoon.
4. I will fix your bicycle if I (have) ____have______ a screwdriver of the proper size.
5. If I (have) ___had had_______ enough money, I would have gone with you.
6. If the weather had been nice yesterday, we (go) ____would have gone______ to the zoo.
7. It’s too bad Helen isn’t here. If she (be) _____were_____ here, she (know) ____would know_ what to do.
8. If I find a good book, I (give) _____will give_____ it to you.
9. He will get a price if he (work) _____works_____ hard.
10.If Jack called, I (speak) ___would speak_______ to him.
11.You wouldn't have any accident if you (drive) _____drove_____ carefully. (đk loại 2)
12.If you turn off the light, we (be) _____will be_____ in dark. - 1
13.If Lan (not study) ____doesn’t study______ hard, she will fail the exam. -1
14.You (be) ____will be______ able to go on a vacation if you have enough money. - 1
15.If he fails the test, he (be punished) ____will be punished______ by his parents. - 1
16. I’m sure he (understand) _____will understand_____ if you explain the situation to her. - 1
17. If she hadn’t walked to the meeting, she (not be) _____wouldn’t have been _____ late. - 3

18. If he spoke more clearly, we (understand) ____would understand______ him. - 2
19. If the woman (say) ____had said______ what she wanted, I wouldn’t have put the phone down. - 3
20. If they arrived in time, they (see) ____would see______ the ceremony. - 2
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GRADE 11


21. If you (ask) _____asked_____ me, I would explain it to you. - 2
22. If you pass your examination we (have) ____will have______ a celebration. - 1
23. What (happen) ______will happen____ if I press this button? - 1
24. I should have voted for her if I (have) _____had had_____ a vote then. - 3
25. If you go to Paris where will you (stay) _____stay_____? - 1
26. If someone offered to buy you one of those rings, which would you (choose) _____choose_____? - 2
27. The flight may be cancelled if the fog (get) _____gets_____ thick. - 1
28. If the milkman (come) _____comes_____, tell him to leave two pints. - 1
29. Someone (sit) ____will sit______ on your glasses if you leave them there. - 1
30. You would play better bridge if you (not talk) _____didn’t talk_____ so much. - 2
31. What will I (do) ____do______ if I hear the burglar alarm? - 1
32. If you (read) _____had read_____ the instructions carefully, you wouldn’t have answered the wrong
question. -3
33. I could repair the roof of myself if I (have) _____had_____ a long ladder. - 2
34. Unless they turn that radio off, I (go) _____will go_____ mad. - 1
35. If you were made redundant, what would you (do) ____do______? - 2
36. We’ll have a long way to walk if we (run) _____run_____ out of petrol here. - 1
37. If you shake that bottle of port, it (not be) ___won’t be_______ fit to drink. - 1
38. I’ll probably get lost unless he (come) ____comes______ with me. - 1
39. You (not have) ______wouldn’t have____ so many accidents if you drove more slowly. - 2
40. If you (wear) ____had worn______ a false beard nobody would have recognized you. - 3
Exercise 2: Choose the best answer A, B, C or D to complete the following sentences

1. If the technology _______ available, we would be able to expand the business. - 2
a. would become

b. were become

c. had become

d. Became

2. I'll give you a lift if it __HTĐ_____. - 1
a. is raining

b. rained

c. will rain

d. had rained

3. The man said to me _______ him he would have lent me his motorbike. - 3
A. If I asked

B. If I had asked

C. If I would ask

D. If I didn’t ask

4. He asked her _______ if someone stepped on her feet . -2
A. what she would say B. what would she say


C. what will she say

D. she would say what

5. _______my brother were lazy, he would have passed the exam. - 3
A. Unless

B If

C. Because

D. When

6. If someone_______ in here with a gun, I’d be very frightened- 2
A. walked

B. walks

C. had walked

D. would walk

7. He always _______ if I’m late. - 1
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GRADE 11


A. complain


B. complains

C. complained

D. had complained

8. They said to me if _______ they would go out with me. - 2
A. it didn’t rain

B. it doesn’t rain

C. hadn’t rained

D. would rain

9. He said that if his car was working, he _______ me to the station. - 2
A. drives

B. drive

C. will drive

D. would drive

10. If I ______ the bus this afternoon, I will get a taxi instead. - 1
A. miss

B. will miss

C. missed


D. had missed

C. arrives

D. doesn’t arrive

C. are you cutting

D. don’t you cut

11. We’ll have to go without John if he ______ soon. - 1
A. won’t arrive

B. will arrive

12. If I make some coffee, _____ the cake? - 1
A. do you cut

B. will you cut

13. If you ______ your homework, I _____ you watch TV. - 1
A. won’t do/ let

B. did/ won’t let

C. don’t do/ won’t let

D. won’t do/ don’t let


14. ____ you, I would think twice about that decision. It could be a bad move. - 2
A. If I am

B. should I be

C. were I (= If I were you)

D. if I had been

15. Pam broke her arm in the accident. It____ much worse if she hadn’t been wearing her seat belt. - 3
A. will be

B. would have been

C. was

D. were

16. “My boss made me work overtime again.”_ “if I _____ you, I _____ my job.”
A. were/ would have quit

B. am/ will quit

C. was/ must quit

D. were/ would quit

17. “John went to the hospital alone.”- “Did he? If he_____ me, I__________ with him.”
A. told/ would go


B. told/ might have gone

C. had told/ could go

D. had told/ would have gone

18. “I don’t know whether to take that job or not”- “_____ you, I _____ it. ”
A. if I had been/ would have taken

B. should I be/ will take

C. if I were/would have taken

D. were I/ would take

19. “ You look tired ”- “well, if you ____ me up in the middle of the night, I _____ so tired.”
A. didn’t wake/ wouldn’t have been

B. hadn’t woken/ wouldn’t be

C. hadn’t woken/ wouldn’t have been

D. don’t wake/ won’t be

20. If you _____ me about the bad service, we wouldn’t have eaten there.
A. didn’t tell

B. wouldn’t have told

C. hadn’t told


D. had told

21. The teacher was absent today, so class was canceled. If she ___absent again tomorrow, class____ tomorrow,
too.
A. is/ will cancel

B. is/ will be canceled

C. was/ would be canceled

D. was/ would cancel

22. If he ____ me, I’ll be ready to help him.
A. ask

B. will ask

C. asks

D. to ask

23. When winter comes, I ____ a new coat.
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GRADE 11


A. buying


B. buy

C. will buy

D. buys

C. knows

D. knew

24. What would Tom do if he ____ the truth?
A. would know

B. has know

25. If I ____ you, I wouldn’t do that.

A. be

B. were

C. was

D. had been

26. If I had money now, I _____ a car.
A. will buy

B. buy


C. would buy

D. had bought

27. If I had been absent from class yesterday, I____ the math test
A. would missed

B. would have missed

C. will miss

D. miss

C. have/ will have to

D. had/ didn’t have to

28. If I _____ wings, I _____ take an airplane to fly home.
A. have/ won’t have to

B. had/ wouldn’t have to

29. ______, he would have been able to pass the exam.
A. If he studied more

B. If he were studying more C. studying more

D. had he studied more

30. Had I had some more money, I _______ that book.

A. Would buy

B. will buy

C. would have bought

D. all are correct

B. I will not get lost

C. I would get lost

D. I would not get lost

31. ______ if I take a map.
A. I will get lost

32. If I _____ a millionaire, I ______ a Civic Honda.
A. am/ will buy

B. was/ would buy

C. was/ would have bought

D. were/ would buy

33. “ Here is my phone number”- “thanks, I _______ you a call if I _____ some help.”
A. will give/ will need
34.


B. had known
B. were

C. has known

D. knew

C. would have known D. know
C. would be

D. was

If someone knocked a candle over, it ................ a fire.
A. will start

38.

B. knows

If I ................ you, I’d call and apologize
A. am

37.

D. give/ need

If I ................ you were sick, I would have called sooner.
A. have known

36.


C. will give/ need

What would Tom do if he ................ the truth?
A. would know

35.

B. would give/ needed

B. started

C. would start

D. would have started

If you ................ told us about the bad service, we would have eaten there.
A. hadn’t

B. don’t

C. didn’t

D. wouldn’t have

Exercise 3: Identify the error
1. If I lived during the 17th century, I could have known Sir Isaac Newton.
A

B


C

D

2. If you examine (A) this glass careful enough (B), you will (C) see many (D) cracks.
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GRADE 11


3. If I were in your position, I would have changed the job.
A

B

C

D

4. We could have saved more time if we took the plane.
A

B

C

D

5. If Jack had not been honest, he would have returned the money.

A

B

C

D

6. I’ll be at the cinema on time unless I’ll have to work overtime.
A

B

C

D

7. Had you been careless, You wouldn’t have had an accident.
A

B

C

D

8. Were our train arrived punctually, we should have time to visit your sister.
A

B


C

D

9. If I were to know they were honest, I’d gladly lend them the money.
A

B

C

D

10. If it hadn’t rain yesterday, I would have come to see you.
A

B

C

D

11. If we have known the news, we would have told you.
A

B

C


D

12. If we were serious about pollution, we spent more money on research.
A

B

C

D

13. They would be glad unless the rain stopped soon.
A

B

C

D

14. Tom would feel better if he takes the medicine.
A

B

C

D

15. We would be making a profit if all will go according to the plan.

A

B

C

D

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GRADE 11