31.- Is Bob still performing?

-I am afraid not. He is said _______ the stage already as he has become an official.

A. to have left　　　 B. to leave　　　　 C. to have been left　　　 D. to be left

30.- Hello! Golden Bay Ressort! Can I help you?

- Do you have a room _____ for this weekend?

A. present　　　　　 B. handy　　　　　　 C. available　　　　　 D. operational

29._____ to sunlight for too much time will do harm to one’s skin.

A. Exposed　　 B. Being exposed　　 C. Having exposed　　 D. To expose

28.The police were trying to _____ the suspect’s motive of killing his wife.

A. single out　　 B. catch on　　　 C. stop off　　 D. figure out

27.Influenced by the economic crisis, the rate of unemployment in big companies has risen in the last 3 months , _____ 10 percent in average.

A. have reached　　 B. reaching　　 C. to reach　　 D. to be reaching

26. According to the arrangement, the newly-elected president _______a speech to his supporters from　 8 to 10 o’clock tomorrow morning .

　　 A. is giving　　　 B. will be giving　　　 C. gives　　　 D. will have given

25.Selecting a mobile phone for personal use is no easy task because technology _____so　　　　　　　 rapidly.

A. is changing　　 B. has changed　　 C. will have changed　　 D. will be changing

24.- Tom, would you like to come to our dinner party?

- 　　　.

　　 A Yes, I would　　　　　　　　　 　B. Yes, with pleasure

　　 C. No, I won't　　　　　　　　　 　D. Sure, it's my pleasure

23.- What do you think of the performance today ？

- Great! ___but a musical genius could perform so successfully.

A. All　　　 B. None　　　　　 C. Anybody　　　　　 D. Everybody

22. _____in the office that anyone working on the computer should not tell other people the password of the Internet access.

A. What is expected　　 B. As is expected　 C. It is expected　 D. What we expect