to learn english is important for us.为什么不用learning english

问题描述:

to learn english is important for us.为什么不用learning english
1个回答 分类:英语 2014-12-15

问题解答:

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2者都可以,意思上没有区别.从语法角度看:前者是动词不定式作主语,后者是动名词作主语.
 
 
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