the students are cleaning the classroom.(改一般疑问句并否定回答)要写出原因!

问题描述:

the students are cleaning the classroom.(改一般疑问句并否定回答)要写出原因!
1个回答 分类:英语 2014-10-18

问题解答:

我来补答
Are the students cleaning the classroom
NO,they aren't
一般疑问句有be动词则提到句首 无则用助动词
 
 
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