精选优质文档-倾情为你奉上定语从句精讲精练介词+关系代词引导的定语从句第一部分 精讲介词+关系代词引导的定语从句【知识点1】直接位于介词之后的关系代词只能是which或whom，构成介词+which（指物）；介词+whom（指人）两种结构。【例】The man to whom you talk just now is a famous runner.【例】The service about which the students complain a lot should be improved.【例】He is a library assistant from whom I borrowed some books.【例】It is a famous school from which he graduated 3 years ago.【例】The chair on which he is sitting now is made of wood.【知识点2】直接位于介词后面的关系代词不能省略，但如果将介词移于句子末
