单项选择题

— Are we supposed to take off our shoes before we enter
— No, you ().

A.shouldn't
B.needn't
C.mustn't
D.can't

<上一题目录下一题>

热门试题

单项选择题

I often see lights in that empty house. Do you think I()report it to the police

A.can
B.may
C.should
D.will

单项选择题

We recognized his voice () he spoke on the radio.

A.after
B.in case
C.the moment
D.while

相关试题