31. It was only several days ______ he realized the truth that he had been affected with AIDS.

　　　 　 A．until　　　　　　　　　　　　　 B．since　　　　　　　　　　　　 C．before　　　　　　　　　　　 D．as

30. --Want me to tell you something funny to cheer you up?

　　　　 --Well, yeah.　　　 　.

　　　　 A．Are you kidding me?　　　　　　　　　　　　　　　　　　　 B．That’s really sweet.

　　　 　C．I couldn’t feel any better.　　　　　　　　　　　　　　 D．I couldn’t feel any worse.

29. It is 　　　　great honor for China to have launched 　　　　　manned spacecraft ShenZhou-7 successfully. A great celebration was held in 　　　　　honor of the event.

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

28．There were so many people watching the relay of the Olympic Torch that we got ______ in the crowd.

　　　 　 A．lost　　　　　　　　　　　　　　 B．to be lost　　　　　　　　 C．to separate　　　　　　 D．separated

27．---Monitor?

　 --- I’m not monitor of our class．I _______ with the teacher until the monitor is elected.

　　　 　 A．will just help　 　　　 B．am just to help　 　 C．am just helping　　　 D．have just helped

26. The Internet is a wonderful discovery, __________ of great significance to people’s lives.

　 A. which I think　　　　　　　　　　 B. which I think it is C. as I think 　　　　　　 D. as is I think

25．Keep on practicing．You will play the piano _______ , if not better than, Lan Lan．

　　　　 A．so good　　　　　　　　　　 B．so well　　　　　　　　　　　 C．so well as　　　　　　　　 D．as well as

24. I________ here earlier. I never thought the car would break down halfway.

A. could come　　　　　　　　　　　 B. should come　　　　　　　　　 C. would have come　　　　 D. may have come

23. Some economists and historians think ________ is a close connection between war and economic depression.

A. there　　　　　　　　　　　　　　　　　 B. it　　　　　　　　　　　　　　　　　　　 C. what　　　　　　　　　　　　　　　　 D. that

22．As a matter of fact, most shoplifters _______by constantly looking around for cameras.

A．give themselves away　　　　　　　　　　　　　　　　　 B．show themselves away

C．put themselves away　　　　　　　　　　　　　　　　　　 D．bring themselves away