第二部分：英语知识运用（共两节，满分45分）
第一节：单项填空（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。
21. — Do you mind if I open the window?
— _______. We’d better let some fresh air in.
A. I’d rather you didn’t B. Yes, please
C. No, please don’t D. No, go ahead
22. Go and see her whenever _____.
A. it will be convenient to you B .you will be convenient
C. it is convenient to you D. you are convenient
23. The lift ______, so we had to walk up the stairs.
A. broke out B. broke off C. broke down D. broke up
