You ---- come late.Classes begin at eight.A.needn't B.mustn'

问题描述:

You ____ come late.Classes begin at eight.A.needn't B.mustn't C.can't D.aren't
1个回答 分类:英语 2014-10-23

问题解答:

我来补答
B
再问: 为什么
再答: mustn't表示禁止,命令的语气,这里是命令他明天不能迟到
 
 
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