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l分，满分l5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. In most western countries on April Fool’s Day,, people often play ______ tricks on each other; children especially have great ______ fun.
A. a; a B. a; / C. /; a D. /;/
22. ______ we’ll hold the fancy ball this weekend hasn’t been decided yet.
A. Which B. What C. That D. Where
23. Many Chinese are ______ bringing down the price of housing, thinking it is too high.
A. in favour of B. in honour of C. in search of D. in charge of
24. You ______ touch the chemical, or you ______ get burnt.
A. may not; will B. mustn’t; will C. may not; would D. shouldn’t; should
25. It is known to us that doing eye exercises ______ our eyes, and that is to say, our eyes can ______ doing eye exercises.
A. benefits; benefit from B. benefits to; benefit
C. benefits from; benefit D. benefits; be benefited from
