Ming ming has to 练习English every day

问题描述:

Ming ming has to 练习English every day
1个回答 分类:英语 2014-10-17

问题解答:

我来补答
practise
再问: have to 后不能加单三吗?
再答: have to后面用动词原形,have to 相当于情态动词,情态动词后面用动词原形。
 
 
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