第二部分 知识运用（共两节，满分20分）
第一节 单项填空 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。（共10小题；每小题1分，满分10分）
例：It is generally considered unwise to give a child _______ he or she wants.
A. however B. whatever C. whichever D. whenever
答案是B。
21. Alice wants to become ______ singer when she grows up.
A. 不填 B. the C. an D. a
22. The boy ______ is standing at the school gate is our monitor.
A. which B. whose C. who D. when
23. You still go to the gym every day, ______ you?
A. do B. don’t C. are D. aren’t
24. —Do you know where Mary is?
—No, I don’t. I ______ her since last Sunday night.
A. haven’t seen B. didn’t see C. won’t see D. don’t see
