问一下by which ,还有in which等which前面加介词的怎么在句子中使用?

问一下by which ,还有in which等which前面加介词的怎么在句子中使用?
问一下by which ,还有in which等which前面加介词的怎么在句子中使用?

问一下by which ,还有in which等which前面加介词的怎么在句子中使用?
这个要根据which后面的谓语动词来决定用by,in还是其它.

什么意思

看固定搭配能举个例句吗

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