make在什么情况下后接to do?

问题描述:

make在什么情况下后接to do?
如题:Tom is often made ____ for twelve hours a day by the boss.
A.work B.working C.to work D.to be working
答案给的是C,可是make不是直接加do sth.

但是这里是被动,你要记住.被动的话都要加不定式的to的.