11.---Hey, look where you are going?

　　 ---Oh, I'm terribly sorry. ______.(NMET99　 24)

　　 A. I'm not noticing　　　　 B. I wasn't noticing　　　 C. I haven't noticed　　　　 D. I don't notice

10. The price ______, but I doubt whether it will remain so. (NMET99　 16)

　　 A. went down　　　 B. will go down　　　　　 C. has gone down　　　　 D. was going down

9.---Hi, Tracy, you look tired.

　　 ---I am tired. I______ the living room all day. (NMET98　 24)

　　 A. painted　　　 B. had painted　　　　　　 C. have been painting　　　 D. have painted

8. Shirley ______ a book about China last year but I don't know whether she has finished it.

　　　 A. has written　　 B. wrote　　 C. had written　　 D. was writing　 (NMET98　 20)

7.---Nancy is not coming tonight.　　　　　　　　　 ---But she ______ !(NMET98　 10)

　　 A. promises　　　　 B. promised　　　　 C. will promise　　　　　　 D. had promised

6. ---Oh, it's you! I ______ you.

　　 ---I've just had my hair cut and I'm wearing new glasses.(97上海　 19)

　　 　A. didn't recognize　 B. hadn't recognized　　　 C. haven't recognized　　　 D. don't recognize

5.--- I haven't heard from Henry for a long time.

　　 ---What do you suppose ______ to him?(97上海　 11)

　　 A. was happening　　　　 B. to happen　　　　 C. has happened　　　　　 D. had happened

4. ---Is this raincoat yours?

　　 ---No, mine ______ there behind the door.(NMET97　 16)

　　 A. is hanging　　　　　　 B. has hung　　　　 C. hangs　　　　　　　　　 D. hung

3.--- Alice, why didn't you come yesterday?

　　 --- I ______, but I had an unexpected visitor.(NMET97　 22)

　　 A. had　　　　　　　　　 B. would　　　　 C. was going to　　　　　　 D. did

2. I first met Lisa three years ago. She ______ at a radio shop at the time.(NMET97　 10)

　　 A. has worked　　　　　　 B. was working　　　　 C. had been working　　　 D. had worked