Must I clean the classroom now?No,you----.You can do it afte

问题描述:

Must I clean the classroom now?No,you____.You can do it after school. A.mustn't B.can't C.don't
选什么,写出理由!急啊!
1个回答 分类:英语 2014-12-14

问题解答:

我来补答
C. don't 这里是把后面的 have to 省略了.

you don't have to = you needn't
 
 
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