Choose the best option to complete each of the following sentences

1. The thieves easily walked  in because someone ______________  locking the door.

A. had forgot              B. will forget               C. has forgot               D. forgets

2. We _______________ TV when the light suddenly went out.

A. have watched         B. will watch               C. are watching           D. were watching

3. English is ____________ in many parts of the world.

A. spoke                      B. speaking                 C. spoken                    D. speak

4. This pagoda looks so old. When __________ it built?

A. has been                 B. was                         C. is                             D. had been

  5. We will wait until he _________________ .

A. came                       B. comes                     C. is coming                D. has come

6. Hoa has ____________ in this factory for many years.

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

7. They __________________ dinner and discussed the problem at the same time.

A. ate                          B. eat                           C. have eaten              D. were eating

8. -" Who repaired the bicycle last night? -" John ______________ ."

A. was                         B. had                         C. did                          D. repaired

9. When they met again, they __________________ each other for 10 years.

A. won't see                B. hadn't seen             C. don't see                 D. haven't seen

10. Lan _____________ dinner at 6:00 pm yesterday.

A. was cooking           B. had cooked             C. cooks                      D. has cooked

11. For the past two months we ________________ a lot of things.

A. had learned                        B. learn                        C. have learned           D. learned

12. I had never seen any of Picasso's paintings before I ___________  the art museum.

A. visit                                    B. visited                     C. had visited              D. have visited

13.  She regretted to tell him that she __________ the tickets at home.

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

14. Hue is the nicest city I _________________  to.

A. will ever been         B. have ever been        C. had ever been         D. was ever been

15. Hao: " Who is going with you on your holiday?"

Hoa: " I ________________ myself.

A. have gone               B. went                       C. am going                 D. had gone

16. They _____________ to the south since last month.

A. go                           B. were going              C. have gone               D. went

17. " Where is Helen?" - " Downstairs, sir. She ______________ the guests."

A. had greeted                        B. was greeting           C. is greeting               D. greeted

18. He would pass the driving test if he ____________ well.

A. drives                     B. will drive                C. had driven              D. could drive

19. If we______________ out other sources of energy, our present ones wouldn't run out of.

A. will find                 B. had found               C. could find               D. find

20. If you work hard, you will eventually _________ .

A. succeeding             B. succeed                   C. to succeed              D. succeeded

21. What were you ___________ at 8:00 last night?

A. do                           B. doing                      C. done                       D. did

22. By the time he arrived, all his classmates _______________.

A. already goes           B. had already gone    C. already go               D. has already gone

23. When I came, the room was in a terrible mess because someone ____________  in.

A. has broken              B. had broken             C. was breaking          D. breaks

24. If he ___________ harder, he could have passed the final exam.

A. has worked             B. had worked                        C. works                      D. worked

25. James Watt _________ the steam engine hundreds of years ago.

A. invented                 B. invents                    C. was inventing         D. has invented

26. If they ___________ raincoats with them, they would not have got wet.

A. take                                    B. were taking             C. had taken                D. took

27. We must start  now. The next train _________ at 2:15 p.m.

A. will leave                B. has leave                 C. left                          D leaves

28. That's the most interesting film we __________.

A. see                          B. saw?                       C. have seen                D. had seen

29. Two hours _________ enough time for us to finish the task.

A. is                             B. are                           C. be                            D. were

 30. I'm hungry now. I _________ anything today.

            A. didn't eat    B. haven't eaten          C. don't eat                 D. won't eat

  31. We haven't met Jane since we last __________ her.

            A. meet           B. met                         C. had met                  D. have met

  32. When we arrived home last night, everybody ___________ .

            A. has already slept     B. had already slept    C. was already sleeping          D. already sleeping

  33. Nam _______ to Hue three times.

            A. is                 B. was                         C. had been                 D. has been

  34. What ________ just happened to him?

            A. have            B. will                         C. is                             D. do

  35.  If you _________ positively, we couldn't have continued with the project.

            A. were distributed     B. will distributed       C. distribute    D. had distributed

  36. Mark Twain _________ loved his wife before he met her.

            A. is                 B. was                         C. has                          D. had

  37. The United States ________ big.

            A. had been     B. are                           C. was                         D. is

  38. Uncle Ho ________ most of his life for our national Independence and freedom.

            A. spent           B. had spent                C. was spending          D. has spent

  39. We did not have their phone number because they ________ to the south.

            A. move          B. had moved             C. have moved            D. moving

  40. What will Nam do when he __________ school next year?

            A. could finish            B. will finish               C. has finished                        D. finishes

  41. " Come back tomorrow. I __________ it all to you.

            A. have explained       B. will explain C. was explaining        D. explained

  42. He_________ if it had not rained.

            A. would come           B. would have come   C. comes         D. came

  43. -"Who teaches you English?" - "Mr. Minh __________ ."

            A. does            B. do                           C. is                             D. teaches

  44. Only when you grow up, you _________ the truth.

            A. knew          B. had known             C. you will know        D. will you know

  45. The class _________  when I got there.

            A. has just begun        B. begins         C. was beginning        D. had just begun

  46.He went back to work in his country after he ______his course on Advanced Engineering in  London.

            A. was finishing          B. finishes       C. has finished                        D. had finished

  47. When we arrived home last night, everybody ________           .

            A. has slept     B. was sleeping           C. slept                        D. sleeps

  48. Each of the students _________ the lessons well.

            A. to understand         B. understands            C. understand             D. understanding

  49. The science lessons in this class ________ difficult.

            A. are                          B. be                C. was                         D is

  50. The Philippines ________ of more than 17.000 islands.

            A. consisting               B. to consist    C. consists                   D. consist