Question

为什么动词后有的接sb to do sth 有的接sb do sth?

Answer 1

使役动词和感观动词后接sb do 如,let sb do make sb do have sb do

see sb do hear sb do watch sb do notice sb do

其它动词后接sb to do 如 ask sb to do tell sb to do want sb to do warn sb to do

help sb to do allow sb to do 等.