单项填空
从每题所给的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. –Hurry up! There’s a bus coming!
–Why run? There will be _____ one in two or three minutes.
A. another B. other C. the other D. any other
22. –The constant noise around here _______ me crazy!
–Calm down. It’s no use complaining.
A. drove B. drives C．is driving D. had driven
23. It puzzles him why people here are so interested in what his job is. He_____ that question frequently.
A. has asked B. gets asked C. is asking D. was asked
