15. - May I remind you that a Mr. Smith is waiting outside, sir?

　 - Oh, that’s right. I ______ about it.

　　　 A. forget 　　　　　　　 　　　B. forgot 　　 　　　　C. had forgotten　　 D. have forgotten

14. They will fly to Washington, ______they plan to stay for two or three days.

A. which　 　　　　　　　 B. where　 　　　　　　　　　 C. there　 　　　　　　　 D. when　

13. -I’ve told Nancy many times about the meeting, but she still forget it!

-I understand. Actually, anyone ______ be very forgetful at times.

A. must　　　　　　　　　　 B. should　　　　　　　　　　 C. ought to　　　　　　　 D. can　

12. - David, keep ______ in mind that you have to be home by 10 o'clock.

- OK, Mom, I will.　

A. it　 　　　　 　　B. me　　　　　　　 C. this　　 　　　　 D. one　　　

11. The lift ______ and we were trapped inside it.

A. broke down 　　 B. broke up 　　　　　　 C. broke out　　 D. broke in　

10. ______ all my homework unfinished, I am not allowed to go online to play games.

A. As　　　　　　 B. For　　　 　　　　C. Without　　　 D. With

9. A 3G mobile phone, ______to be most useful and fashionable, is popular with some teenagers.

A. consider　　　　 B. considering　　　　 C. considered　　 D. to be considered　

8. She will have to ______ herself to the new condition.

A. change 　 　　　　B. fit　　　　　　　　　　 　　 C. suit　　　　　 D. adjust 　　

7. -Where is that report?

-I brought it to you _______ you were in Mr. Black’s office yesterday.　　　

A. if　　　　　　　 B. because　　　　　　 C. when　　　　 D. before

6. We have every reason to believe that ______ 2010 World Expo in Shanghai will be ______success.

A. the; a　　　 　 　　 　　B. the; /　　　　　　　　　　　　 C. /; a　　　　　　　　　 D. a; a