The speed ___light travels is very high.A which B at which C in w_英语解答

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,

人气：224 ℃　时间：2020-04-16 16:17:02

解答

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