Rewrite the following sentences, beginning as given, so that the meaning stays the same.

11. It's along time since our last conversation.
=>We
12. Thanks, but I had something to eat earlier.
=>Thanks, but I've
13. This is the most interesting book I've ever read.
=>I've never
14. This is my first game of water-polo.
=>I
15. When she heard the results, Mary began to feel more confident.
=>Since hearing the results

Nói mỗi từ trong ngoặc là loại từ gì?

8,The ship lies near the (hard).

9,My father gave me a (watch) for my birthday.

10,I am going to (watch) a football match.

11,Rex is good(watch) dog.

12,(Smoke) is the cause of muck dirt in big towns.

13.He always (smoke)expensive cigarettes.

14,We climbed(high)mountain.

15,We climbed (high)

21. In one year’s time, she________for this company for 15 years.
A. will be working B. will have been working
C. will work D. has worked
22. His health has improved a lot since he________doing exercises regularly.
A. starts B. started C. has started D. had started
23. She hurt herself while she________hide-and-seek with her friends.
A. is playing B. had played C. Played D. was playing
24.What________at 9 o’clock last night? I phoned you but couldn’t get through to you.
A. did you do B. were you doing C. would you do D. had you done
25. It is raining heavily with rolls of thunder. We________such a terrible thunderstorm.
A. would never see B. had never seen C. have never seen D. never see
26. I _______ my old teacher last week.
A. visited B. visit C. am visiting D. have visited
27. My brother usually ________me for help when he has any difficulties with his homework.
A. ask B. asks C. Asked D. has asked
28. I ______ all of my homework last night.
A. finish B. will finish C. have finished D. finished
29. Lan________ learning English a few years ago.
A. starts B. will start C. Started D. is starting
30. Only after she________from a severe illness did she realize the importance of good health.
A. would recover B. has recovered
C. had recovered D. was recovering
31. Only after the bus________for a few miles did Jane realize she was on the wrong route.
A. was running B. had run C. has run D. runs
32. The children________to bed before their parents came home from work.
A. were all going B. had all gone C. had all been going D. have all gone
33. Paul noticed a job advertisement while he________along the street.
A. was walking B. would walk C. Walked D. had walked
34. I haven’t met him again since we________school ten years ago.
A. have left B. leave C. Left D. had left
35. For the last 20 years, we________significant changes in the world of science and technology.
A. witness B. have witnessed C. Witnessed D. are witnessing

36. My best friend Lan________to England 10 years ago.
A. was moving B. moves C. Moved D. has moved
37. Mr.Pike________for this company for more than thirty years, and he intends to stay here until he________.
A. worked/retires B. works/is retiring
C. has been working/retires D. is working/will retire
38. While I________at the bus stop, three buses went by in the opposite direction.
A. was waiting B. waited C. had waited D. were waiting
39. By the end of last March, I________English for five years.
A. had been studied B. had been studying
C. will have been studying D. will have studied
40. ___Alan for hours but he hasn’t answered his mobile. I hope nothing’s wrong.
A. I call B. I’ve been calling C. I’m calling D. called
41. We________in silence when he suddenly________me to help him.
A. walked - was asking B. were walking - asked
C. were walking - was asking D. walked - asked
42. By the time the software____on sale next month, the company____$2 million on developing it.
A. went - had spent B. will go - has spent
C. has gone - will spend D. goes - will have spent
43. When Carol________last night, I________my favorite show on television.
A. called /was watching B. had called /watched
C. called /have watched D. was calling /watched
44. Linda took great photos of butterflies while she________in the forest.
A. was hiking B. is hiking C. Hiked D. had hiked
45. When I____for my sister in front of the supermarket, a strange man came to talk with me.
A. was waiting B. waited C. had waited D. were waiting
46. Over the past 30 years, the average robot price________by half in real terms, and even further relative to labor costs.
A. is fallen B. has fallen C. were fallen D. have fallen
47. When I came to visit her last night, she________a bath.
A. is having B. was having C. has had D. had had
48. John________in the same house since he left school.
A. lived B. had lived C. was living D. has lived
49. Since Tom________, I have heard nothing from him.
A. had left B. left C. has left D. was left
50. He will take the dog out for a walk as soon as he _______ dinner.
A. finish B. has finished C. will finish D. finished