The speed ___light travels is very high.A which B at which C in which D with which
问题描述:
The speed ___light travels is very high.A which B at which C in which D with which
为什么选B呢?我记得以前说是速度时是用in啊,我觉得应该选C啊,为什么呢?有谁会,
答
以……的速度 at the speed of
这个题是个定语从句,所以根据搭配应该是B