You ____ come late.Classes begin at eight.A.needn't B.mustn't C.can't D.aren't
问题描述:
You ____ come late.Classes begin at eight.A.needn't B.mustn't C.can't D.aren't
答
B为什么mustn't表示禁止,命令的语气,这里是命令他明天不能迟到