13．I ______ go home now.My wife and daughter are waiting for me.

A.need　　　 　　　　　　　　

C.have to　　　　 　　　　　　D.may

12．Today,people often miss the simple but beautiful days when man lived ______ mature.

A.on harmony with　　 　　　　B. in harmony of

C. on harmony of　　　　 　　D. in harmony with

11．______ a good many hotels and restaurants ______ in the city of Beijing.　

A. In the past ten years; have built　 　　　　B. In the past ten years; have been built

C. During the past ten years; have built　 　　D. In the past ten years; built

10．-Is it 　　　　that the spaceship will be launched within this week?

-No, I don't think so.

A. probably 　　　　　　　　　B. perhaps　　　

C. possibly　　 　　　　　　　D. likely

9．(　 )The situation in Iraq is so dangerous that our government has _____ the workers _____ there.

A. forbidden, to go　　 　　　　　B. demanded, to go

C. forbidden, going　　 　　　　　D. required, not going to

8．(　 )The speaker raised her voice a bit but still couldn’t make herself _______.

A. hear 　　　　　　　　　　　B. to hear　　

C. hearing　　 　　　　　　　　D. heard

7．(　 )While he was at _____college, he took part in the march, and was put thrown into _____ prison.

A. the; 不填　 　　　　　　　　　　B. 不填；the　　　

C. 不填；不填　　 　　　　　　　　　　D. the; the

6．(　 )Eating too much fat can ____ to heart disease and high blood pressure.

A. devote　　　　 　　　　　　B. attend　　　

C. contribute　　 　　　　　　　D.turn　

5．(　 )If Tom had known the plan for the trip, he ______ out alone.

A. would not have gone 　　　　　B. wouldn’t go

C. may go　　　　　　　　 　　　D. should have gone

4．(　 )It is because a certain virus has ______ the operating system that the computer doesn’t work.

A. broken up　　 　　　　　　　　B. broken out 　　　　

C. broken down 　　　　　　　　D. broken away