①—May I smoke here?—No,you only do that in the smoking room.

问题描述:

①—May I smoke here?—No,you only do that in the smoking room.
A.can \x05\x05B.need \x05\x05C.mustn’t \x05D.couldn’t
请问答案是什么 为什么
①—May I smoke here?—No,you only do that in the smoking room.

这道题应该选A,其实他省略了完整的回答完整的句子应该是No,(you mustn’t )you can only do that in the smoking room.但如果用may进行提问回答应该是这个样子的may作可能讲时,The teacher may be in the house这样...