初中英语定语从句关系代词有：who, whom, whose, that, which关系副词有：when, where, why一关系代词引导的定语从句1）先行词是人：whowhom that ( 区分：who可做主语和宾语，whom只能做宾语) Is he the man wants to see you? He is the man I saw yesterday. Yesterday I helped an old man lost his wayMr. Liu is the person you talked about on the bus.2）先行词是事物：whichthat3)whose 用来指人或物（,若指物，它还可以同of which互换）。例如： 我认识那个车被偷的男人。 请递给我那本绿色封面的书。二关系副词引导的定语从句1）when, where,
