He saw a man come into the outer office.为什么不用came into?

问题描述:

He saw a man come into the outer office.为什么不用came into?
1个回答 分类:英语 2014-11-13

问题解答:

我来补答
一个句子只能一个谓语.
see sb do sth.
do sth是宾语补语.
 
 
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