Let's find some books ( )math.括号里添什么?

问题描述:

Let's find some books ( )math.
括号里添什么?

Let's find some books (about)math

on

On 我们来找找关于数学方面的资料.

of
咱们来找点数学课本;

on 学术问题上用on比较正式点