题干

— Must I be in hospital for a week, Doctor?  

— No, you        . You can go back home tomorrow. 

A:mustn't

B:needn't

C:must

D:cannot

上一题 下一题 0.0难度 选择题 更新时间:2019-01-07 08:11:15

答案(点此获取答案解析)

B