Chọn đáp án đúng

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. My sister  for you since yesterday.

       A. is looking         B. was looking C. has been looking D. looked

5. Christopher Columbus  American more than 500 years ago.

      A. discovered    B. has discovered    C. had discovered D. had been discovering

6. He fell down when he  towards the church.

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

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

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

8. John   a book when I saw him.

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

9. Her brother  in Canada at present.

A. working     B. works C. is working D. work

10.I  to the same barber since last year.

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

11. Her father  when she was a small girl.

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

12. Almost everyone  for home by the time we arrived.

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

13. 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

14. Since  , I have heard nothing from him.

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

15. After I  lunch, I looked for my bag.

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

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

      A. will have learned    B. will learn   C. has learned D. would learn

17. Henry  into the restaurant when the writer was having dinner.

A. was going   B. went C. has gone D. did go

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

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

19. I  from him since he  two years ago.

A. hadn't heard; disappeared B. haven't heard; disappeared

C. didn't hear; has disappeared D. will not hear; disappears

20. After the guests      , she  back into the living-room and         off the light.

A. left; went; turned B. had left; had gone; turned

C. have leftt; will got; turned D. had left; went; turned

21. By the time you finish cooking they  their homework.

A. will have finished B. will finish    C. had finished    D. have finished

22. I will tell John about it  .

A. when I will see him this afternoon.        B. when I see him this afternoon.

C. when I saw him this afternoon.              D. after I had seen him this afternoon.

23. I have heard nothing from him since he  school.

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

24. He fell down while he  towards the church.

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

24. Bill’s mother won’t let him go out with his friends  .

A. when he finished his homework     B. after he had finished his homework

C. once he finished his homework     D. until he has finished his homework

25. Her academic performance has greatly improved since she her study  methods.

A. will change      B. changed     C. was changing D. would change

27. You may not see how important your family is  .

        A. after you had lived far from home    B. when you were living far from home

C. until you live far from home            D. as soon as you lived far from home

28. The city has changed a lot since I last  it.

       A. visited       B. would visit          C. will visit D. visit

29. He will take the dog out for a walk  .

        A. as soon as he finished dinner B. as soon as he will finish

C.  as soon as he has finished D. as soon as he was finishing

30. Ask her to come and see me  .

        A. when she finished her work            B. when she has finished her work

C. after she had finished her work        D. as soon as she was finishing her work.

 GIẢI THÍCH