A:what do you often do _____classes to relax yourself B:Listen to music .

问题描述:

A:what do you often do _____classes to relax yourself B:Listen to music .
A:over B:among C:between D:through.为什么选C?

这句话说的是你在课间做什么?(因为他不可能鼓励你上课去听音乐.)
而且课间是两节课之间的.两者之间就是between.