Be kind to your classmates,don't be hard____them,will you?

问题描述:

Be kind to your classmates,don't be hard____them,will you?
Be kind ____your classmates,don't be hard____them,will you?
A.on B.to C.with D.for
Why?
填第二个空。

B A
be kind to sb 对某人仁慈,好
be hard on sb 对某人严厉苛刻 为固定搭配
on 有“强行施加”之意可辅助记忆