精选优质文档-倾情为你奉上定语从句一、三个概念1.定语从句: 2.先行词: 3.关系词:例:The boy who is singing at the stage is only nine years old. 先行词 关系词 定语从句Anyone that is willing to help others is welcome to our group. 先行词 定语从句关系词二、关系词的用法关系代词: who/whom/that/which/whose whose:表所有格,先行词既可以是人,也可以是物The worker whose arm was broken was sent to hospital.The river whose banks are covered with trees is very long.关系副词:when/where/why1. when: 指时间,其先行词表示时间,在句中作时间状语。例:Thi