Are they doing housework?把疑问词提前就可以了
They aren't doing housework.在谓语动词后加not就行了.谓语是什么？在这个句子里are就是谓语动词
they are doing housework.(分别改成一般疑问句和否定句）要写出原因!
they are doing housework.(分别改成一般疑问句和否定句）要写出原因!
英语人气：349 ℃时间：2019-08-20 14:22:37
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