1. The photograph would have been much better if it (be) lighter in the room

à Had.………………………………………………………………………………………

2. He (die) if the surgeon hadn’t operated on him

à Had it .……………………………………………………………………………………

.3. Please don’t disturb him if he (be) busy.

à Should……………………………………………………………………………………

4. If ice (be) heavier than water, it wouldn’t float.

à Were…………………………………………………………………………………….

5. If you had strained your ears, you (hear) a slight noise in the bushes

à Had.………………………………………………………………………………………

6. If you had done as I told you, you (succeed).

à Had……………………………………………………………………………………….

7. If I followed his advice, I (be) a fool.

à Were………………………………………………………………………………………

8. If I (lose) my license, I would lose my job.

à Should…………………………………………………………………………………….

9. If he had gotten one more mark, he (pass) the exam.

à Unless………………………………………………………………………………………

10. If I make a promise, I (keep) it.

à Unless.……………………………………………………………………………….……

11. If I (have) enough money, I will buy a new skateboard.

à Should.………………………………………………………………………………….…

12. I would have been glad if he (visit) me in hospital.

à Had……………………………………………………………………………………...…

13. If they were rich, they (stay) at a hotel

à Were………………………………………………………………………………………

14. If he had offered me the job, I (take) it.

à Had…………………………………………………..……………………………………

15. She will be angry if you (not, tell) the truth.

à Should ……………………………………………………………………………………

16. If Jack (come) to my party, I would have danced with him.

à Had….…………………………………………………………………………………….

17. If he (drive) more carefully, he would not cause an accident.

à Were.……………………………………………………..……………………………….

18. The Millers (move) to the seaside if they had had children.

à Had.……………………………………………………………………..………………

19. If they take their medicine, they (feel) better.

à Should .…………………………………………………………………………………..

20. If you had asked me, I (tell) you.

à Had.………………………………………………………………………………………

21. We (not, get) good marks if we don’t learn hard.

à Should .…………………………………………………………..………………………

22. They would be glad if the rain (stop) soon.

à Were .……………………………………………………………………………………

23. If he (not, go) back now, he will be late.

à Should .………………………………………………………………………………….

24. If we had gone to London, we (see) the Tower.

à Had……………………………………………………………………………….………

25. What on earth would you do if the brakes of your car (not, work)?

à Were………………………………………………………………………………………

6. The bed was convenient. We didn’t go out.

à ……………………………………………………………………….

à ……………………………………………………………………….

à ……………………………………………………………………….

à ……………………………………………………………………….

7. She cooked deliciously. I ate so much.

à ……………………………………………………………………….

à ……………………………………………………………………….

à ……………………………………………………………………….

à ……………………………………………………………………….

8. He was rude so that I left the meeting so soon

à ……………………………………………………………………….

à ……………………………………………………………………….

à ……………………………………………………………………….

à ……………………………………………………………………….

9. She participated in many beauty contests.

à ……………………………………………………………………….

à ……………………………………………………………………….

à ……………………………………………………………………….

à ……………………………………………………………………….

10. Mary talked softly so that I wasn’t so mad.

à ……………………………………………………………………….

à ……………………………………………………………………….

à ……………………………………………………………………….

à ……………………………………………………………………….

11. The dog didn’t bark him because he ran fast

à ……………………………………………………………………….

à ……………………………………………………………………….

à ……………………………………………………………………….

à ……………………………………………………………………….

12. Tom played football professionally so that our team didn’t lose the match

à ……………………………………………………………………….

à ……………………………………………………………………….

à ……………………………………………………………………….

à ……………………………………………………………………….

13. My teacher was experienced so that our class had good marks.

à ……………………………………………………………………….

à ……………………………………………………………………….

à ……………………………………………………………………….

à ……………………………………………………………………….

14. She danced beautifully so that our group was so popular.

à ……………………………………………………………………….

à ……………………………………………………………………….

à ……………………………………………………………………….

à ……………………………………………………………………….

15. He invited me politely to the party so that I joined.

à ……………………………………………………………………….

à ……………………………………………………………………….

à ………………………………………………………………………

à ……………………………………………………………………….

1. Alice oversleeps. She has to run really fast to catch the bus.

-> If

-> Were

2. You will be free this Sunday. I will take you to the park.

-> If

-> Should

3. You are lazy and that’s not good. 

-> If

-> I

-> You

-> You

-> You

4. Mary will not have class. She can join our party

-> If

-> Should

5. John has a new puppy. He spends all day playing with it.

-> If

-> Were

6. You fall in love with Milly’s boyfriend. You need to stop that.

-> If

-> I 

-> You

-> You

-> You

7. I will have to take care of my kids this weekend. I can't go with you.

-> If

-> Should

8. You are sick. You need to wear a mask.

-> If

-> Were

-> Khuyên x5

9. We will go to the theatre. Can I bring along my dog?

-> If 

-> Should

10. Kay falls asleep. He forgets his class.

-> If

-> Were

1. You will be free this Sunday. I will take you to the park.

-> If

-> Should

2. John doesn’t buy that car because it’s too expensive.

-> If

3. He has a fever so he can’t go to school.

-> If

4. Mary will not have class next week. She can join our party

-> If

-> Should

5. I will prepare carefully and pass the test.

-> If

-> Should

6. Nick is fat but he doesn’t play sport.

-> If

7. I will have to take care of my kids this weekend. I can't go with you.

-> If

-> Should

8. I don’t know his email so I can’t send him an invitation.

-> If

9. We will go to the theatre. I will bring my dog along.

-> If 

-> Should

10. The weather will be nice tomorrow. We will go camping.

-> If 

-> Should

II. Put the correct form of verb in the blank:

1. If I (have) ________________ a typewriter, I ________________ (type) it myself.

2. You ________________ (make) much progress if you (attend) ________________ class regularly.

3. If I (know) ________________ his telephone number, I ________________ (give) it to you.

4. If I ________________ (have) enough money, I ________________ (go) abroad to improve my English.

5. He (come) _______________ if you ________________ (wait).

6. If he (study) ________________ harder, he ________________ (pass) an exam.

7. She ________________ (be) late if she (not hurry) ________________.

8. What (you do) ________________ if you ________________(get) fat?

9. If you (ring) _______________ the bell, the servant ________________ (come).

10. If it (not/ rain) _______________ a lot, the rice crop ________________ (not/grow).

11. If we ________________ (take) the 6.00 am train, we ________________ (arrive) too early.

12. We lost the match. If you (play) _______________ for us, we (win) _______________.

13. She ________________ (be) upset if I ________________ (fail) the test.

14. If I ________________ (become) very rich, I (build)_______________ a hospital for the poor.

15. If he (give) _______________ up smoking, he ________________ (be) well.

16. If I ________________ (be) you, I ________________ (save) some of your lottery winning.

17. I ________________ (go) to see the doctor immediately if I ________________ (be) you.

18. I ________________ (buy) a new washing machine if I ________________ (be) you.

19. If I ________________ (be) you, I ________________ (tell) her that I love her.

20. If I ________________ (be) you, I ________________ (be) very disappointed with him.

1. If it ___________ (rain), we___________ (not/ go fishing).

2. If the weather ___________ (be) beautiful tomorrow, they ___________ (drive) to the beach.

3. If she ___________ (send) the letter now, they ____________ (receive) it tomorrow.

4. Fred ____________ (be) angry if Jack ___________ (arrive) late again.

5. I ______________ (come) to your house if I ________(have) enough time.

6. If she ____________ (not/pass) this exam, she ____________ (not/get) the job that she wants.

7. You _______________ (learn) a lot if you _____________ (take) this course.

8. If I ____________ (get) a ticket, I ________________(go) to the cinema.

9. I ____________ (buy) that machine if it_______________(not/cost) too much.

10. If you ____________ (run) very fast, you ______________ (catch) the taxi.

11. I __________(go) to the doctor if I ____________ (not/feel) better tomorrow.

12. If they ______________ (win) this match, they ___________ (be) the champions.

13. If we __________ (send) an invitation, our friends __________ (come) to our party.

14. He __________ (not/understand) you if you __________ (whisper).

15. They __________ (not/survive) in the desert if they __________ (not/take) extra water with them.

VIII. Rewrite the sentences :

1. David had gone home before we arrived.

- After 

2. We had lunch then we took a look around the shops.

- Before 

3. The light had gone out before we got out of the office.

- When

4. After she had explained everything clearly, we started our work.

- By the time

5. My father had watered all the plants in the garden by the time my mother came home.

- Before 

6. While she was having a party, I came.

- In

7. She arrived while we were having a chat

- In 

8. In the middle of her class, he called her

- While 

9. Sam fainted in the middle of his conversation

- While 

10. While they were eating their breakfast, somebody was outside.

- In

III. Rewrite the sentences:

1. I’ve lived here since 2010. (IN)

-> ………………………………………………………………………………..

2. My father has lived in Hanoi since 1990. (IN)

-> ………………………………………………………………………………..

3. All the guests have come since 9.00 am. (AT)

-> ………………………………………………………………………………..

4. My neighborhood have come here since Monday (ON)

-> ………………………………………………………………………………..

5. The foreign chef has arrived at this restaurant since 7.00 pm (AT)

-> ………………………………………………………………………………..

6. I started studying in Hanoi University of Science and Technology in 2019. (SINCE)

-> ………………………………………………………………………………..

7. My brother began studying abroad in 2015. (SINCE)

-> ………………………………………………………………………………..

8. The teachers started discussing in principal’s room at 8.00 am. (SINCE)

-> ………………………………………………………………………………..

9. I’ve learnt German since last year. (IN)

-> ………………………………………………………………………………..

10. The two cars have crashed since 1 pm. (AT)

-> ………………………………………………………………………………..

II, Rewrite the sentences:

1. I’ve worked in this company for 20 years. (AGO)

-> ………………………………………………………………………………..

2. She has cooked this delicious meal for more than 3 hours. (AGO)

-> ………………………………………………………………………………..

3. John has played football for 3 months. (AGO)

-> ………………………………………………………………………………..

4. The police has caught the robber for an hour. (AGO)

-> ………………………………………………………………………………..

5. My family has travelled to Danang for a week. (AGO)

-> ………………………………………………………………………………..

6. They have done this exercise for 30 minutes. (AGO)

-> ………………………………………………………………………………..

7. They have shown the film for a long time. (AGO)

-> ………………………………………………………………………………..

8. Mrs. Lan has taught in National Economics University for more than 5 years. (AGO)

-> ………………………………………………………………………………..

9. Mary has prepared for the test for a month. (AGO)

-> ………………………………………………………………………………..

10. We have been friends for 2 years. (AGO)

-> ………………………………………………………………………………..

11. The baby started sleeping an hour ago (FOR)

-> ………………………………………………………………………………

12. The lions began living in this zoo 2 years ago (FOR)

-> ………………………………………………………………………………..

13. My mother started talking to my mother 30 minutes ago. (FOR)

-> ………………………………………………………………………………..

14. I started being a doctor 20 years ago. (FOR)

-> ………………………………………………………………………………..

15. My sister started moving to Florida a year ago. (FOR)

-> ………………………………………………………………………………..

16. I started writing a letter for my friend in Singapore an hour ago. (FOR)

-> ………………………………………………………………………………..

17. I began studied in NEU a year ago. (FOR)

-> ………………………………………………………………………………..

18. She started working as a secretary in this company six months ago. (FOR)

-> ………………………………………………………………………………..

19. He has learned how to play the piano for 3 months. (AGO)

-> ………………………………………………………………………………..

20. Mr. John has been the principal of this university for 10 years. (AGO)

-> ………………………………………………………………………………..

I. Choose the right answer:

1. When I last saw him, he _____ in London.

A. has lived

B. is living

C. was living

D. has been living

2. We _______ Dorothy since last Saturday.

A. don’t see

B. haven’t seen

C. didn’t see

D. hadn’t seen

3. The train ______ half an hour ago.

A. has been leaving

B. left

C. has left

D. had left

4. Jack ______ the door.

A. has just painted

B. paint

C. will have painted

D. painting

5. My sister ________ for you since yesterday.

A. is looking

B. was looking

C. has been looking

D. looked

6. I ______ Texas State University now.

A. am attending

B. attend

C. was attending

D. attended

7. He has been selling motorbikes ________.

A. ten years ago

B. since ten years

C. for ten years ago

D. for ten years

8. Christopher Columbus _______ American more than 500 years ago.

A. discovered

B. has discovered

C. had discovered

D. had been discovering

9. He fell down when he ______ towards the church.

A. run

B. runs

C. was running

D. had run

10. We _______ there when our father died.

A. still lived

B. lived still

C. was still lived

D. was still living

11. They ______ table tennis when their father comes back home.

A. will play

B. will be playing

C. play

D. would play

12. By Christmas, I _______ for Mr. Smith for six years.

A. will have been working

B. will work

C. have been working

D. will be working

13. I _______ in the room right now

A. am being

B. was being

C. have been being

D. am

14. I ______ to New York three times this year.

A. have been

B. was

C. were

D. had been

15. I’ll come and see you before I _______ for the States.

A. leave

B. will leave

C. have left

D. shall leave

16. The little girl asked what _______ to her friend.

A. has happened

B. happened

C. had happened

D. would have been happened

17. John ______ a book when I saw him.

A. is reading

B. read

C. was reading

D. reading

18. He said he _______ return later.

A. will

B. would

C. can

D. would be

19. Jack ________ the door.

A. has just opened

B. open

C. have opened

D. opening

20. I have been waiting for you ______ .

A. since early morning

B. since 9 a.m

C. for two hours

D. All are correct

21. Almost everyone _______ for home by the time we arrived.

A. leave

B. left

C. leaves

D. had left

22. By the age of 25, he ______ two famous novels.

A. wrote

B. writes

C. has written

D. had written

23. When her husband was in the army, Mary ______ to him twice a week

A. was reading

B. wrote

C. was written

D. had written

24. I couldn’t cut the grass because the lawn mower ______ a few days previously.

A. broke down

B. has been broken

C. had broken down

D. breaks down

25. I have never played badminton before. This is the first time I _____ to play.

A. try

B. tried

C. have tried

D. am trying

26. Since _______, I have heard nothing from him.

A. he had left

B. he left

C. he has left

D. he was left

27. After I _______ lunch, I looked for my bag.

A. had

B. had had

C. have has

D. have had

28. By the end of next year, George _______ English for two years.

A. will have learned

B. will learn

C. has learned

D. would learn

29. The man got out of the car, ________ round to the back and opened the book.

A. walking

B. walked

C. walks

D. walk

30. Henry _______ into the restaurant when the writer was having dinner.

A. was going

B. went

C. has gone

D. did go

31. He will take the dog out for a walk as soon as he ______ dinner.

A. finish

B. finishes

C. will finish

D. finishing

32. I will be glad if he _______ with us.

A. had gone

B. did go

C. went

D. goes

33 Ask her to come and see me when she _______ her work.

A. finish

B. has finished

C. finished

D. finishing

34. Turn off the gas. Don’t you see that the kettle ________ ?

A. boil

B. boils

C. is boiling

D. boiled

35. Tom and Mary ______ for Vietnam tomorrow.

A. leave

B. are leaving

C. leaving

D. are left

36. He always ________ for a walk in the evening.

A. go

B. is going

C. goes

D. going

37. Her brother ______ in Canada at present.

A. working

B. works

C. is working

D. work

38. I ______ to the same barber since last year.

A. am going

B. have been going

C. go

D. had gone

39. Her father ______ when she was a small girl.

A. dies

B. died

C. has died

D. had died

40. Last week, my professor promised that he ________ today.

A. would come

B. will come

C. comes

D. coming