do one's best 用法do one's best 后面是加 in doing sth?还是to do sth

问题描述:

do one's best 用法
do one's best 后面是加 in doing sth?
还是to do sth

一般为do one's best to do sth
相当于 try one's best to do sth .
意思是竭尽全力做某事