11、You may use his eraser,______ ______?

问题描述:

11、You may use his eraser,______ ______?

当陈述部分含有 may 时
反意疑问句根据情况可用mayn’t,mightn’t,won’t等:
I may leave now,mayn’t 我可以走了,行吗?
He may be here next week,mightn’t [won’t] he?他下星期可能来这里,是吗?
所以这里用can't you?或者couldn't you?