Simone
on which 和 in which 都可以用来引导洞耐悔定语从句，修饰先纳正行词，区别在于介词On/in 这取决于 先行词的搭配，比如 i can't forget the day on which we had a party.这个句子，先行词是day，原本的搭配是on the day.再如， I like the room in which there are many toys.这句话的先亩历行词是room，词组搭配是in the room。【Vickey英语】为你解答，还有更多视频课程，帮你轻松搞定英语！
