选择适当的情态动词填空 can,may,must,shall,would,should,can't,mustn't,needn't,have to

问题描述:

选择适当的情态动词填空 can,may,must,shall,would,should,can't,mustn't,needn't,have to
May i take this magazine out of the reading room?
Yes,you____.No,you ____.

Yes,you may.\No,you mustn't