found sb doing/do sth 到底怎么区分...发现某人在做某事/发现某人做过某事.我知道一个是动作,请讲清楚点...比如说：I found him go into the room.为啥就不用doing.难道是因为那个介词into?I found him swimming in the lake.为啥就不用do?时间状语是不是也会牵连一些.
问题描述：
found sb doing/do sth 到底怎么区分...
发现某人在做某事/发现某人做过某事.我知道一个是动作,请讲清楚点...比如说：I found him go into the room.为啥就不用doing.难道是因为那个介词into?I found him swimming in the lake.为啥就不用do?时间状语是不是也会牵连一些.
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