28. Had they been warned of the possible danger, they ______.

　 A. may have escaped　 B. could have escaped　 C. must have escaped　 D. can have escaped

27. As the famous expert ______, the secret _____happiness is to think about positive things and stay optimistic.

　 A. retells; on　　 B. reminds; to　 C. remarks; of　　 D. respects; in

26. –Who is singing and dancing in the gym now?

　 --_______ the students from the art department.

A. They are　 B. It is　　 C. There are　 D. That is

25. _______, and the Iraqis can get real peace.

　 A. If the American soldiers leave Iraq.　　　　 B. Driving the American soldiers out of Iraq.

　 C. Drive the American soldiers out of Iraq.　　 D. The American soldiers leave Iraq.

24. –Must I do the math exercise step by step?

　 --Of course. You can never be _______careful with that.

　 A. too　　 B. enough　 C. so　　 D. very

23. –Jack, you have earned so much in such a short time!

　 --Yes, I have. But I am still _______, in terms of fortune, than you.

　 A. better off　　 B. more worse off　 C. less well off　 D. less badly off

22. The flood and the infection ________ brought along really made the4 villagers suffer a lot.

　 A. it　 B. that　 C. which　 D. what

21．This is our contribution to ________ world of the 21th century, _____ world of independence and mutual understanding.

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

35. --Do you have a plan for May Day holiday?

　 --I’m going to Thailand with my parents!

　 A. You don't say!　　 　　B. You can say that again.

　 C. Good luck to you.　 　　D. I dare say.

21-25: BBDDA　 26-30: ACCCB　 31-35: BCDAA

单项填空精选13(共15小题；每小题1分，满分15分)

从A、B、C、D四个选项中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。

32. On the way _____ a book, he found some of his classmates _____ in the street.

　 A. to buy ; knocking down　 　　　B. to buy; knocking about

　 C. to buying ; knocking about 　　D. to buying; knocking into