the old man was often seen ___ by the lake

问题描述:

the old man was often seen ___ by the lake
the old man was often seen ___ by the lake
walk,但是不理解句型,see不是该接do吗?

see sb do其实是do 前面省略了to,在变成被动态时to要还原.如同make sb do -- sb be made to do你还请问所有接do的动词在被动语态中都要还原to吗?你好,,,打错了不是。只有感官动词使役动词的被动有这种用法,是考点感官动词如hear , watch, notice ; 使役如make,leave