make sb do变被动是——be made to do

问题描述:

make sb do变被动是——be made to do
make sth done变被动是什么
hear sb do变被动是什么
hear sb doing变被动是什么?为什么变法不一样呢?
我问的是变成被动是什么

sth be made to
sb be heard do...
sb be heard doing...
和系动词有关!自己查查书本,动词和系动词的区别~