否定词加动词,动词是否变原型

问题描述：

否定词加动词,动词是否变原型
还有，they do not watch tv every morning改现在进行时如何改，every morning改成什么
1个回答 分类：英语 2014-10-12

问题解答：

我来补答
不一定.只有加了doesn't或didn't后的动词要变回到原形
He went to Shanghai.-----He didn't go to Shanghai.
He has gone to Shanghai.---He hasn't gone to Shanghai.
They isn't watching TV now.
 
 
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