The teacher often makes him ___clean__ the blackboard.为什么要用clean,请说明
问题描述：
The teacher often makes him ___clean__ the blackboard.为什么要用clean,请说明
答
make sb do sth固定用法,让某人做某事
The teacher often makes him ___clean__ the blackboard.为什么要用clean,请说明
make sb do sth固定用法,让某人做某事