第二部分：英语知识运用
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，并在答题卡上将该项涂黑。
21. Our English teacher is ill, and we are all ______ her health.
A. concerned about B. careful of C. grateful for D. calm down
22. — What’s the matter with you, Sandy?
— I’m _____ a bad cold. I think I am dying.
A. recovering from B. suffering from C. catching up with D. getting into
23. Mary has written two novels, both of ______ have been made into television series.
A. them B. that C. what D. which
24．To be honest, I would agree with Shirley, though not ________.
