第二部分 英语知识运用（共两节，满分50分）
第一节 单项填空（20小题，每小题1分，满分20分）
从A、B、C、D四个选项中选出最佳选项填入空白处，并在答题卡上将该项涂黑
21. –James, wasn’t it Professor Brown that talked to you just now?
—___________.
A. Yes, he was B. No, he wasn’t
C. Yes, it was D. No, it was.
22. The detective spent the whole night _____ in the room, _____ for the suspect.
A. locked / waited B. locking / waiting
C. locked / waiting D. locking / waited
