Question

John, look at the time．________ you play the piano at such a late hour?

1. A.
   Must
2. B.
   Can
3. C.
   May
4. D.
   Need

Answer 1

A
本题关键要理解短语look at the time“看看时间”，蕴含的语气有“不满”的情绪，语言比较粗暴。其他三个选项都较礼貌，不符合本题的语境。