11.　 Every possible means __________to prevent the air pollution, but the sky is

still not clear.

A. is used　　　　　 B. arc used　　　　　 C. has been used　　　　　 D. have been used

10. There is a police car in front of our neighbor's house. What do you suppose

__________?

A. did happen　　　　　　　　　　　 B. has happened

C. is happen　　　　 　　　　　　　　　D. has been happened

9. Could you lend me some ink? Mine _________.

A. has used up　 　　　　　　　　　　B. were used up

C. has run out　　　　　　　　　　　 D. has been run out

8.　 This is a photo of the power station that __________in my hometown.

A. has set up　　　　　　　　　　　　 B. has been set up

C. was set up　　　　　　　　　　　　 D. is set up

7.　 - What's happening in the new area?

- New houses__________ recently over there.

A. are built　　　　 B. built　　　　　　　　 C. have built　　　 D. have been built

6.　 My dictionary __________ and I have looked for it everywhere but still __________it.

A. has lost; don't find　　　　　 　　　　　B. is lost; don't find

C. has lost; haven't found　　　　　　 　　D. is lost; haven't found

5.　 She__________ Robert for a year.

A. married　　　　　　　　　　　　　　　　　　 B. married with

C. has been marrying　　　　　　　　　　 D. has been married to

4.　 The door __________of itself.

A. has been opened　　 B. has opened　　 C. is opened　　 D. will be opened

3.　 Do you know many man-made satellites __________space by our scientists since the middle of she twentieth century?

A. have sent to　　　　　　　　　　　　　　　 B. were carried to

C. have been brought into　　　　　　　 D. have been sent to

2.　 - __________ the sports meet might be put off.

- Yes, it all depends on the weather.

A. I've been told　　　　　　　　　　　　　　 B. I've told

C. I'm sold　　　　　　　　　　　　　　　　　　 D. I told