第二部分：英语知识运用（共两节，满分30分）
第一节单项填空（共10小题；每小题1分，满分10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。
21. The teacher didn't like ______composition written by the new student because it didn't make
_______ sense.
A. the;a B .the;/ C. a;the D.a;／
22. In my opinion, it's the flying birds rather than the pilot that________for the air crash.
A. are to blame B.is to blame C.is to be blamed D.are to be blamed
23. Could you drive me to the bookstore at noon if________?
A. it's convenient of you B. you are convenient
C. it's convenient to you D. you will be convenient
24. Linda had her luggage________ an hour before her plane left.
A. check B. checking C. to check D. checked
25. I can't believe what he says because he is _______ changing his mind. .
A. regularly B. steadily C. suddenly D. constantly
