1. In all the world, there (be) are only 14 mountains that (reach) reaches above 8,000 meters.
2.He told me that he (take) would take a trip to California the following week.
3. That book (be) has been on the table for weeks. Have you (not read) read it yet ?
4. Half way to the office Paul (turn) turns round and (go) goes back home because he (forget) forgets to turn the gas off.
5.I think Jim (be) is out of town.
E.x 2:Khoanh
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