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. Drunk drivers will of course be in _______ danger of losing their own life, and worse still, _______
danger to others who share the same road.
A. /; a B. /; / C. the; the D. a; a
22. As history shows us, _______ there is a river, there is civilization.
A. where B. in which C. the place where D. which
23. In our college days we _______ get together in a pub on weekends and exchange views on life values.
A. should B. could C. must D. would
