30. ---- Henry found a policeman at the zebra crossing and handed the mobile phone over to him.

　 ---- But he ______ have waited at the place until the owner returned.

　 A. shouldn’t　　　 B. could　　　　 C. would　　　 D. must

29. ---- Are you really going to tell me about it?

　 ---- It may cause trouble ______ I shall do it; I don’t mind any trouble.

　 A. Anyway　　　 B. Otherwise　　　 C. Since　　　 D. Somewhat

28. Shall I let you have my motorcar, and take your camera ______, Jack?

　 A. in return　　 B. in turn　　 C. for a change　　 D. in exchange

27. I can’t think out any other cases ______ people knew the law clearly but didn’t follow it.

　 A. why　　　 B. which　　　 C. that　　　 D. where

26. Near the table ______ a poor dog, who desired to satisfy his hunger with ______ fell from the table.

　 A. laid; something　　　 B. lay; that　　 C. lays; that　　 D. lay; what

25. Being a good listener is a kind of quality and that’s ______ it takes to keep friendship.

　 A. how　　 　　B. what　　　 C. which　　　 D. where

24. ---- You know Beijing Olympic tickets can ______ online from April, 2007.

　 ---- Yes, and I’m sure the 110-metre hurdles tickets will ______ well.

　 A. be booked; be sold　　　　 B. book; be sold

　 C. be booked; sell　　　　　　 D. book; sell

23. Most of us know we should cut down on fat, but knowing such things isn’t of much help when it ______ shopping and eating.

　 A. refers to　　 B. speaks of　　 C. focuses on　　 d. comes to

22. ---- Oh, no! This stupid computer has crashed again!

　 ---- Well, you can try ______ one, since there are so many available.

　 A. another　　　 B. other　　 C. the other　　　 D. others

21.Ding Junhui, ______ most famous snooker player, is ______ quiet young man.

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