9. While Tom ....tennis, Ann .......a shower. A. played/took B. playing/taking C. was playing/was taking D. was play/was take 10. When they ......in the garden, the phone.... A. worked/was ringing B. were working/rang C. worked/rang D. work/rings 11. They ...tea when the doorbell .... A. have/is ringing B. were having/rang C. had had/ rang D. having/ringing 12. Father ....his pipe while mother ....a magazine. A. smoked/read C. had smoked/read B. was smoking/was reading D. smoking/reading 13. When I .....into the office, my boss ....for me. A. came/was waiting B. was coming/waited C. had come/waited D. came/waiting 14. When I ....John, he .....across the road. A. see/ walks B. see/was walking C. saw/was walking D. saw/is walking 15. When he ...., we....dinner. A. arrived/having B. arrived/were having C. was arriving/had D. had arrived/had 16. While they .....chess, we ....the shopping. A. playing/doing B. were playing/doing C. played/did D. were playing/were doing 17. They ....football when the lights in the stadium ....out. A. were playing/went B. played/was going C. were playing/ was going D. playing/went 18. While George and John ...their room, she.....the ironing. A. cleaning/doing B. were cleaning/was doing C. were cleaning/doing D. cleaning/was doing 19. While I ....TV last night, a mouse ran across the floor. A. watch B. watched C. was watching D. am watching 20. While George and John .....their room, she ......the ironing. A. cleaning/doing B. were cleaning/was doing C. were cleaning/doing D. cleaning/was doing 21. While I (study) .......in my room, my roommate (have) ......a party in the other room. Exercise 2: Find and correct the mistakes. 1. Nick went to several concerts while she were staying in New York. 2. The soldiers prepared to leave when the bomb exploding. 3. I saw an accident while she was waitting for the taxi. 4. Last month, a bank robber escaped while the police were puting. 5. I watching TV when she called to make a invitation. 6. When the phone rang, she was writting a letter for her boyfriend. 7. While we had the picnic, it started to rain. 8. What are you doing when the earthquake started? 9. I were listening to my iPod, so I didn't hear the fire alarm. 10. You were not listen to me when I told you to turn the oven off.

1. The farmers _____ in the field now.
A. were working B. have worked C. worked D. are working
2. The war _____ out three years ago.
A. broke B. had broken C. has broken D. was breaking
3. This morning while I ______ for the bus, the rain stopped.
A. waited B. have waited C. had waited D. was waiting
4. He ______ a cup of coffee every morning.
A. drinks B. drank C. is drinking D. has drunk
5. Up to the present, Nam_____ good work in his class.
A. does B. has done C. had done D. did
6. Phong ______ at the university so far.
A. had worked B. was working C. worked D. has worked
7. She _____ English before she came to England.
A. studied B. had studied C. would study D. studies
8. Mr. Harry ______ in the army from 1980 to 1985
A. had served B. has served C. is serving D. served
9. How____ since we____ school?
A. are you/ left B. will you be / left C. have you been/ left D. have you
been/ had left
10. Who ______ when I came ?
A. were you talking to B. are you talking to C. you are talking to D. you were
talking to
11. I _____ in the waiting room when I heard someone_____ me.
A. am sitting/ to call B. was sitting/ call C. am sitting/ called D. have sat / called
12. My son was sleeping when I ______ home.
A. went B. has gone C. had gone D. would go
13. Yesterday when I _____ at the station, the train _______ for 15 minutes.
A. arrived/ had left B. arrives/ has left C. arrived/ left D. had arrived/ left
14. When we _____ there, people ______ calmly.
A. got/ are waiting B. got/ were waiting C. got/ waited D. get/ wait
15. While I __________ in the street, I saw my old friend.
A. was walking B. am walking C. walk D. walked
16. “When did you come here?” “I ____ here since last Sunday.”
A. have been B. had been C. was D. am
17. People ____ English and French in Canada.
A. speak B. have spoken C. had spoken D. are speaking
18. While I was going to school yesterday, I ____ him.
A. meet B. met C. will meet D. am meeting
19. They were in a hurry because they thought that the class _____.
A. had already begun B. have already begun C. was begun D. will begin

20. We _____ in this house for ten years.
A. are living B. were living C. had lived D. have lived
13. ___________________ to rain before you woke up this morning?
A. Did it begin B. Had it begun C. Has it begun D. Began
21. Pasteur ___________________ in the 19 th century.
A. was living B. lived C. had lived D. has lived
22. While she ___________________ the room, she broke the vase.
A. was cleaning B. has cleaned C. had cleaned D. cleaned
23. By the time we got to the market, all the shops ___________________ .
A. have closed B. were closing C. had closed D. closed
24. John ___________________ his first piece of music when he was ten years old.
A. wrote B. was writing C. writes D. written
25. My daughter saw an elephant this morning, but she ___________________ one before.
A. had never seen B. has never seen C. never sees D. never had seen
26. While Mai ___________________ the meal, her brother ___________________ the
house.
A. cooked / clean B. cooked/was cleaning C. was cooking/cleaned D. was
cooking / was cleaning
27. The manager ___________________ a letter when I interrupted him.
A. has read B. reads C. was reading D. read
28. The film ___________________ when we arrived at the cinema.
A. has begun B. begun C. had begun D. begins
29. When I ___________________ home, my parents ___________________ to work.
A. got / went B. was getting / went C. got / had gone D. was getting / had
gone
30. Ann ___________________ very hard at the moment.
A. has studied B. studied C. is studying D. studies
31.The accident ___________________ when we were on the way to HN.
A. had occurred B. occurring C. occurred D. occur
32. They ________________ small cups of coffee after they __________________ dinner.
A. had drunk / finished B. drank / finished C. drank / had finished D. were drinking /
finished
33. The sun _______________ before I _________________ ready to go.
A. set / had been B. had set / was C. was setting / was D. was setting / had
been
34. In Hamlet, the opening scene ___________________ place at night.
A. was taking B. takes C. is taking D. has taken
35. You ____________ your new hat when I _______________ you yesterday.
A. wore / had met B. wore / was meeting C. were wearing / met D. were wearing / had
met
36. Andrew _______________ the test before so he _____________ it very easy.
A. did / had found B. was doing / found C. had done / found D. did / was finding

37. When he ____________ at the station, his train already _____________ .
A. arrived / left B. arrived / had left C. had arrived / left D. arrives /
leaves
38. The phone ___________________ suddenly while Jane was doing the housework.
A. rang B. was ringing C. had rung D. is ringing
39. Sarah has got an exam soon, so she ___________________ very hard at the moment.
A. works B. was working C. worked D. is working
40. Rosemary ___________________ to agree with us now.
A. is appearing B. appear C. appeared D. appears
41. Look! That man ___________________ your bike!
A. is stealing B. stealing C. steals D. stolen
42. Bettie usually ___________________ television in the evening.
A. has watched B. watching C. watches D. watch
43. It ______________ quite often in Britain during the winter.
A. is snowing B. snows C. snowed D. was snowing
44. I ___________________ Mai for five years. I wonder where she is now.
A. don’t see B. hadn’t seen C. haven’t seen D. didn’t see
45. Water ___________________ at 100 degrees Celsius.
A. is boiling B. boiling C. boils D. boil
46. Eric ___________________ a flat yet, so he’s still living with his parents.
A. didn’t find B. is finding C. hasn’t found D. found
47. We ___________________ any interesting films lately.
A. didn’t see B. haven’t seen C. saw D. have seen
48. She looked into her bag but the money ___________________ !
A. was going B. has gone C. had gone D. went
49. It was midnight. Outside it ________________ very hard.
A. rains B. is raining C. rained D. was raining
50. Up to now, the pollution problems ________________ yet.
A. haven’t solved B. are not solving C. hadn’t solved D. will not have solved

1. The farmers _____ in the field now.
A. were working B. have worked C. worked D. are working
2. The war _____ out three years ago.
A. broke B. had broken C. has broken D. was breaking
3. This morning while I ______ for the bus, the rain stopped.
A. waited B. have waited C. had waited D. was waiting
4. He ______ a cup of coffee every morning.
A. drinks B. drank C. is drinking D. has drunk
5. Up to the present, Nam_____ good work in his class.
A. does B. has done C. had done D. did
6. Phong ______ at the university so far.
A. had worked B. was working C. worked D. has worked
7. She _____ English before she came to England.
A. studied B. had studied C. would study D. studies
8. Mr. Harry ______ in the army from 1980 to 1985
A. had served B. has served C. is serving D. served
9. How____ since we____ school?
A. are you/ left B. will you be / left C. have you been/ left D. have you
been/ had left
10. Who ______ when I came ?
A. were you talking to B. are you talking to C. you are talking to D. you were
talking to
11. I _____ in the waiting room when I heard someone_____ me.
A. am sitting/ to call B. was sitting/ call C. am sitting/ called D. have sat / called
12. My son was sleeping when I ______ home.
A. went B. has gone C. had gone D. would go
13. Yesterday when I _____ at the station, the train _______ for 15 minutes.
A. arrived/ had left B. arrives/ has left C. arrived/ left D. had arrived/ left
14. When we _____ there, people ______ calmly.
A. got/ are waiting B. got/ were waiting C. got/ waited D. get/ wait
15. While I __________ in the street, I saw my old friend.
A. was walking B. am walking C. walk D. walked
16. “When did you come here?” “I ____ here since last Sunday.”
A. have been B. had been C. was D. am
17. People ____ English and French in Canada.
A. speak B. have spoken C. had spoken D. are speaking
18. While I was going to school yesterday, I ____ him.
A. meet B. met C. will meet D. am meeting
19. They were in a hurry because they thought that the class _____.
A. had already begun B. have already begun C. was begun D. will begin

20. We _____ in this house for ten years.
A. are living B. were living C. had lived D. have lived
13. ___________________ to rain before you woke up this morning?
A. Did it begin B. Had it begun C. Has it begun D. Began
21. Pasteur ___________________ in the 19 th century.
A. was living B. lived C. had lived D. has lived
22. While she ___________________ the room, she broke the vase.
A. was cleaning B. has cleaned C. had cleaned D. cleaned
23. By the time we got to the market, all the shops ___________________ .
A. have closed B. were closing C. had closed D. closed
24. John ___________________ his first piece of music when he was ten years old.
A. wrote B. was writing C. writes D. written
25. My daughter saw an elephant this morning, but she ___________________ one before.
A. had never seen B. has never seen C. never sees D. never had seen
26. While Mai ___________________ the meal, her brother ___________________ the
house.
A. cooked / clean B. cooked/was cleaning C. was cooking/cleaned D. was
cooking / was cleaning
27. The manager ___________________ a letter when I interrupted him.
A. has read B. reads C. was reading D. read
28. The film ___________________ when we arrived at the cinema.
A. has begun B. begun C. had begun D. begins
29. When I ___________________ home, my parents ___________________ to work.
A. got / went B. was getting / went C. got / had gone D. was getting / had
gone
30. Ann ___________________ very hard at the moment.
A. has studied B. studied C. is studying D. studies
31.The accident ___________________ when we were on the way to HN.
A. had occurred B. occurring C. occurred D. occur
32. They ________________ small cups of coffee after they __________________ dinner.
A. had drunk / finished B. drank / finished C. drank / had finished D. were drinking /
finished
33. The sun _______________ before I _________________ ready to go.
A. set / had been B. had set / was C. was setting / was D. was setting / had
been
34. In Hamlet, the opening scene ___________________ place at night.
A. was taking B. takes C. is taking D. has taken
35. You ____________ your new hat when I _______________ you yesterday.
A. wore / had met B. wore / was meeting C. were wearing / met D. were wearing / had
met
36. Andrew _______________ the test before so he _____________ it very easy.
A. did / had found B. was doing / found C. had done / found D. did / was finding

37. When he ____________ at the station, his train already _____________ .
A. arrived / left B. arrived / had left C. had arrived / left D. arrives /
leaves
38. The phone ___________________ suddenly while Jane was doing the housework.
A. rang B. was ringing C. had rung D. is ringing
39. Sarah has got an exam soon, so she ___________________ very hard at the moment.
A. works B. was working C. worked D. is working
40. Rosemary ___________________ to agree with us now.
A. is appearing B. appear C. appeared D. appears
41. Look! That man ___________________ your bike!
A. is stealing B. stealing C. steals D. stolen
42. Bettie usually ___________________ television in the evening.
A. has watched B. watching C. watches D. watch
43. It ______________ quite often in Britain during the winter.
A. is snowing B. snows C. snowed D. was snowing
44. I ___________________ Mai for five years. I wonder where she is now.
A. don’t see B. hadn’t seen C. haven’t seen D. didn’t see
45. Water ___________________ at 100 degrees Celsius.
A. is boiling B. boiling C. boils D. boil
46. Eric ___________________ a flat yet, so he’s still living with his parents.
A. didn’t find B. is finding C. hasn’t found D. found
47. We ___________________ any interesting films lately.
A. didn’t see B. haven’t seen C. saw D. have seen
48. She looked into her bag but the money ___________________ !
A. was going B. has gone C. had gone D. went
49. It was midnight. Outside it ________________ very hard.
A. rains B. is raining C. rained D. was raining
50. Up to now, the pollution problems ________________ yet.
A. haven’t solved B. are not solving C. hadn’t solved D. will not have solved

Làm giúp em với ạ

1. He was writing to his friend when he __________a noise.
A. was hearing B. heard C. had heard D. hears
2. I __________many people since I came here in June.
A. met B. has met C. was meeting D. have met
3. We __________ maths at this time last week.
A. were learning B. are learning C. was learning D. learnt
4. She was playing games while he __________a football match.
A. watched B. watches C. was watching D. watching
5. She __________to Ho Chi Minh city last year.
A. goes B. has gone C. go D. went
6. Since we came here, we ______ a lot of acquaintances.
A. have had B. had C. have D. are having

7. __________he playing football now?
A. Will B. Does C. Was D. Is
8. Every morning, I often sit in my garden and____ to my nightingale sing.
A. listening B. listen C. listened D. listens
9. She __________school when she was six.
A. start B. started C. has started D. are starting
10. I. __________TV when the telephone rang.
A. watched B. was watching C. are watching D. have watched
11. I will contact you as soon as I ___________the information.
A. will get B. get C. got D. had got
12. If he's late again, I_____ very angry.
A. am going to be B. will be C. would be D. am
13. A: “The phone is ringing” B. “ I ______it”.
A. answer B. will answer C. have answered D. will be answering
14. Yesterday, I _______ for work late because I _______ to set my alarm.
A. had left / forgot B. was leaving / was forgetting
C. left / had forgot D. had been leaving / would forget
15. By the time we ____ to the train station, Susan _____ for us for more than two hours.
A. will get / has been waiting B. got / was waiting
C. got / had been waiting D. get / will wait
16. While her brother was in the army, Sarah ___________ to him twice a week.
A. was writing B. wrote C. has written D. had written
17. The Titanic _______ the Atlantic when it _______ an iceberg.
A. was crossing / struck B. had crossed / was striking
C. crossed / had struck D. is crossing / strikes
18. In the 19th century, it _______ two or three months to cross North America by covered wagon.
A. took B. had taken C. had taken D. was taking
19. Last night at this time, they _______ the same thing. She ______ and he _________ the Newspaper.
A. are not doing / is cooking / is reading B. were not doing / was cooking / was reading
C. was not doing / has cooked / is reading D. had not done / was cooking /read
20. After he ____________ his English course, he went to England to continue his study.
A. finish B. finishes C. finished D. had finished

Em cảm ơn nhiều

1. The farmers..........in the field now.

A. were working B. have worked C. worked D. are working

2. The rom ..........when I arrived.

A. was being cleaned B. is ceaned C. was cleaning D. was cleaned

3. The next meeting .....in May.

A. will hold B.will be held C. will be holding D. will have held

4. Mary Kate and Ashlay Olsen........their first book about twelve years ago.

A. were published B. published C. have published D. were publishing

5. He ....... his homework before he went to school.

A. had done B. have done C. has done D.did

6.The story I've just read........Jack London.

A. was written B. worte by C. was written by D. was written from

7.An accident often ......everyday.

A is happened B.happens C.happened D.was happened

8.English.... all over the world.

A.is spoken B.speak C.speaks D.to speak

9. Since we came here, we ........... a lot of acquaintances.

A. have had B. had C.have D.are having

10."Ms Jones, please type those letters before noon"_"They have allready.....,sir.They're on your desk"

A.typed B.been being typed C.being typed B.been typed

Gíup mình chọn và GIẢI THÍCH TẠI SAO CHỌN ĐÁP ĐÓ NỮA VÌ CÔ MÌNH HỎI RẤT KĨ, cảm ơn nhiều

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

A. has lived B. is living C. was living D.has been living

2. Jack ... the door

A. has just painted B.paint C. will have painted D.painting

3. He has been selling motorbikes ________.

A. ten years ago B. since ten years

C. for ten years ago D. for ten years

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

A. discovered B. has discovered

C. had discovered D. had been discovering

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

A. run B. runs C. was running D. had run

6. We _______ there when our father died.

A. still lived B. lived still C. was still lived D. was still living

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

A. will play B. will be playing C. play D. would play

8. 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

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

A. have been B. was C. were D. had been

10. I'll come and see you before I _______ for the States.

A. leave B. will leave C. have left D. shall leave

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

A. has happened B. happened

C. had happened D. would have been happened

12. John ______ a book when I saw him.

A. is reading B. read C. was reading D. reading

13. He said he _______ return later.

A. will B. would C. can D. would be

14. I have been waiting for you ______.

A. since early morning B. since 9 a. m

C. for two hours D. All are correct

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

A. leave B. left C. leaves D. had left

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

A. wrote B. writes C. has written D. had written

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

A. was reading B. wrote C. was written D. had written

18. 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

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

A. try B. tried C. have tried D. am trying

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

A. he had left B. he left C. he has left D. he was left

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

A. will have learned B. will learn

C. has learned D. would learn

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

A. walking B. walked C. walks D. walk

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

A. finish B. finishes C. will finish D. finishing

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

A. had gone B. did go C. went D. goes

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

A. finish B. has finished C. finished D. finishing

26. Turn off the gas. Don't you see that the kettle ________?

A. boil B. boils C. is boiling D. boiled

27. Tom and Mary ______ for Vietnam tomorrow.

A. leave B. are leaving C. leaving D. are left

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

A. am going B. have been going C. go D. had gone

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

A. dies B. died C. has died D. had died

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

A. would come B. will come C. comes D. coming

Giúp mình với ạ mai mình cần

Chọn và giải thích đáp án chọn giúp mình với:

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

A. has lived B. is living C. was living D.has been living

2. Jack ... the door

A. has just painted B.paint C. will have painted D.painting

3. He has been selling motorbikes ________.

A. ten years ago B. since ten years

C. for ten years ago D. for ten years

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

A. discovered B. has discovered

C. had discovered D. had been discovering

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

A. run B. runs C. was running D. had run

6. We _______ there when our father died.

A. still lived B. lived still C. was still lived D. was still living

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

A. will play B. will be playing C. play D. would play

8. 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

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

A. have been B. was C. were D. had been

10. I'll come and see you before I _______ for the States.

A. leave B. will leave C. have left D. shall leave

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

A. has happened B. happened

C. had happened D. would have been happened

12. John ______ a book when I saw him.

A. is reading B. read C. was reading D. reading

13. He said he _______ return later.

A. will B. would C. can D. would be

14. I have been waiting for you ______.

A. since early morning B. since 9 a. m

C. for two hours D. All are correct

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

A. leave B. left C. leaves D. had left

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

A. wrote B. writes C. has written D. had written

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

A. was reading B. wrote C. was written D. had written

18. 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

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

A. try B. tried C. have tried D. am trying

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

A. he had left B. he left C. he has left D. he was left

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

A. will have learned B. will learn

C. has learned D. would learn

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

A. walking B. walked C. walks D. walk

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

A. finish B. finishes C. will finish D. finishing

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

A. had gone B. did go C. went D. goes

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

A. finish B. has finished C. finished D. finishing

26. Turn off the gas. Don't you see that the kettle ________?

A. boil B. boils C. is boiling D. boiled

27. Tom and Mary ______ for Vietnam tomorrow.

A. leave B. are leaving C. leaving D. are left

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

A. am going B. have been going C. go D. had gone

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

A. dies B. died C. has died D. had died

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

A. would come B. will come C. comes D. coming

1. Thu Thuy ( be) ….twenty –three years old next December.

a. is b. was c. has been d. will be

2. They ( learn)…..French at present with their classmates.

a. are learning b. learnt c. have learnt d. had learnt

3. (be) ……on holiday in Hue City one year ago.?

a. Is he b. Was he c. Has he been d. Will he be

4. He is practicing the piano while his sister ( learn) …..Maths.

a. is learning b. was learning c. will be learning d. has learnt

5. What time ( go)…to work every day?

a. is he going b. did he go c. does he go d. was he going

6.She ( learn)…… Japanese since her teacher was retired.

a. learnt b. was learning c. had learnt d. has learnt

7. He ( come)……to see Thailand if he had a good chance?

a. Had he come b. Has he come c. Would he come d. Will he come

8. He ( go)…….to Nha Trang in three months?

a. Did he go b. Does he go c. Will he go d. Is he going

9. Where they ( go)…..now?

a. do they go b. will they go c. did they go d. are they going

10. She ( go) …to the cinema tonight?

a. Is she going b. Was she going c. Will she go d. Has she gone

11. It is necessary that she ( learn)…….foreign language.

a. learns b. learn c. learnt d. will learn

12. Her mother ( go)…..on business to Hanoi five or six times a year.

a. is going b. went c. has gone d. goes

13. Where is your brother? He ( have)……a bath.

a. has b. had c. is having d. will have

14. What you ( do)……when I came to see you?

a. did you do b. will you do c. have you done d. were you doing

15. Peter ( not see) ….his parents for ages.

a. does not see b. will not see c. has not seen d. did not see

16. Who ( teach)…..you biology last year?

a. taught b. teaches c. has taught d. was teaching

17. I cannot go out with my girlfriend because I ( not finish) …my work.

a. do not finish b. didn’t finish c. won’t finish d. haven’t finished

18. Doctors ( learn)……French before they went to Paris.

a. learnt b. has learnt c. has been learning d. had learnt

19. French ( teach)…in that college since 1979.

a. was taught b. was being taught c. has been taught d. had been taught

20. Mr Trung ( write) ….a letter to his teacher in two weeks.

a. writes b. is writing c. wrote d. will write

21. He ( consider)…..the applicants at the moment?

a. Does he consider b. Is he considering c. Has he considered d. Did he consider

22. Mount Everest ( believe)…..to be the highest mountain in the world.

a. believed b. is believed c. was believed d. has believed

23. Recently, the best way to protect the environment ( be found)….by some scientists.

a. is found b. is being found c. was found d. has been found

24. I did not attend the wedding party last night. I wish I ( enjoy) …it.

a. enjoyed b. have enjoyed c. had enjoyed d. would enjoy

25. He cannot join his friends until he ( finish)…..the reports for his director.

a. finishes b. is finishing c. has finished d. will finish

26. The book ( publish)…..before customers ordered to buy it.

a. published b. was being published c. had been published d. had published

27. She ( devote)…all her life to the education cause in the last twenty years.

a. has devoted b. devoted c. will devote d. had devoted

28. This time the day after tomorrow, they ( come)…..to see this city again.

a. come b. will come c. will be coming d. will have come

29. When my mother leaves office next month, she ( work) ….there for twenty –five years.

a. works b. worked c. will work d. will have worked

30.Many people highly appreciated her talent, so she ( offer)….a prize last month.

4a. offered b. was being offered c. was offered d. had offered

31. Everything ( send)…..to him since he was in a small town.

a. has sent b. has been sent c. have been sent d. had sent

32. This building ( finish)……by the end of this year.

a. will have been finished b. will be finished c. have been finished d. will have finished

33. Nam told me that he ( give up)….smoking long ago.

a. gives up b. gave up c. has given up d. had given up

34. After she ( have)…….. some sandwiches, she had a drink.

a. had b. will have c. had had d. would have.

35. What they ( do)…at eight tomorrow morning?

a. are they doing b. will they do c. will they be doing d. have they done

36. When she ( bear)…..? She was born in 1985.

a. she bears b. does she bear c. was she born d. has she born

37. She told me that he ( teach)…literature at that college since 1989.

a. taught b. was teaching c. has taught d. had taught

38. Mt. Thomas ( die)…..in his old flat when the police arrived to investigate the incident.

a. died b. had died c. has died d. had been died

39. The table ( take)…away before I came here.

a. was taken b. was being taken c. had taken d. had been taken

40. The man ( catch)…any fish yet?

a. Has the man caught b. Does the man catch c. Is the man catching d. Was the man catching

Exercise :Find ONE mistake in each of the following sentences:

1. (A)Last year, my son (B)was lost (C)among the crowd when we (D)have gone shopping.

2. The problem (A)has turned out (B)to be more serious (C)than we (D)will have thought.

3. (A)Almost 300 million people (B)had visited (C)America’s national parks (D)every year.

4. They (A)have studied English(A) before they went (C)to London.

5. They (A)has got married (B)for 30 years (C)by the end of (D)this month.

6. They (A)will help you (B)whenever you (C)will ask (D)them.

7. (A)When Sam (B)will arrive, he will (C)open (D)the gift.

8. My father (A)has ever told (B)me honestychân thât (C)was (D)the best policy.

9. Did you say (A)that you (B)will have a lot of things (C)to do the (D)following week?

10. (A)When we arrived (B)at (C)the station, the train (D)has already left.

11. (A)Did your doctor (B)recommend you that you (C)will stop (D)smoking?

12. (A) Up to now, there (B)had been (C)no woman (D)being chosen the US president.

13. The neighbors (A)are having a party. They (B)are making so much noise (C)since 6 o’clock. I (D)can’t sleep.

14. (A)Don’t (B)leave the house (C)until I (D)will get back.15. I (A)was walking along the pavement(B) when I (C)realized that there (D)has been a man following me.

16. Human (A)had struggled (B)against weeds (C)since the beginning (D)of agriculture.

17. Mary (A)said (B)that she (C)do jogging (D)every morning.

18. (A)At this time (B)next week, Peter (C)was working (D)in London.

19. Never I (A)have seen (B)such a (C)good film (D)before.

20. (A)Before the 1920s, (B)no women (C)will vote (D)in the US.

21. Some students have always (A)complain that they (B)do not have (C)enough money (D)to spend.

22. The teacher (A)got (B)angry with him (C)because he sometimes (D)come to class late.

23. (A)Up to now, there (B)had been (C)no woman (D)being chosen the US president.

24. The mother (A)had always took (B)good care (C)of her (D)little son.

25. An American woman (A)not always (B)shake hands (C)when she is introduced (D)to a man.

26. Peter (A)has been written the composition (B)for 3 hours and he (C)has not finished (D)yet.

27. We (A)were a few minute late (B)so the film (C)was already started when we (D)got to the cinema.

28. (A)By the time (B)the police (C)come, the robber (D)had run away.

29. Why (A)didn’t Peter (B)go to school? What (C)did happened (D)to him?

30. I (A)was listening (B)to the radio (C)when the door bell (D)will ring.

31. Why (A)are you so late? I (B)am waiting here (C)for you for more (D)than one hour .

32. Phuc never (A)go to bed (B)before he (C)has finished his (D)homework.

33. I (A)have learnt English (B)for I (C)was ten (D)years old.

34. Yesterday evening (A)while I (B)was watching TV, Mai (C)pays me (D)a visit.

35. We (A)went out (B)for a walk (C)after we (D)had our dinner.

36. (A)As soon as (B)the next lecture (C)will end, (D)let’s leave.

37. Mr. Ba (A)had a daughter who (B)were born in 1950, but (C)who died a few years (D)later.

38. (A)After they (B)were playing cards, (C)someone broke (D)into the house.

39. A (A)city university professor reported that he (B)discovers a vaccine(C)which could (D)prevent bird flu.

40. Factories discard waste that (A)had (B)polluted air and water, but factories (C)give us (D)employment.

Hãy giúp mình với