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. The old man was the only person on the spot, so the policeman asked him to _____ the facts as he remembered them.
A. set up B. set down C. dig out D. keep out
22. ---- Do you know our town at all?
----No, this ________ the first time I _________ here.
A. was; has come B. is; come
C. is; had come D. is; have come
