英语单选题,定语从句By using your eyes you can tell the direction ______ light comes .A in which .B from which.为什么选b 不选a 答案解释是因为有come from 但是也有in the direction

问题描述:

英语单选题,定语从句
By using your eyes you can tell the direction ______ light comes .A in which .B from which.
为什么选b 不选a 答案解释是因为有come from 但是也有in the direction

这里从句部分可看为“which light comes from”,翻译成:光的来源方向.而用in的话就没法翻译,因为“come in”是进来的意思.