二、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）
21. ［2012九江模拟］—Excuse me, where can I get ________ application form?
—Go to ________ Window 10, please.
A. an; 不填 B. an; the
C. 不填; 不填 D. the; the
22. ________ in the burning building, many people could do nothing but wait.
A. To trap B. Trapping
C. Trapped D. To be trapped
23. Our headmaster talked to us about how many students there were ________
