Miss Li and her students are having a lesson.改成否定句

问题描述:

Miss Li and her students are having a lesson.改成否定句
1个回答 分类:英语 2014-12-04

问题解答:

我来补答
are 改为are not
通常谓语动词是am is are等be 动词时,我们直接在后面家not
 
 
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