定语从句讲解与练习一定义:在复合句中修饰某一名词或代词的从句叫定语从句。二特点:1.先行词:定语从句所修饰的名词或代词2. 关联词:1)引出定语从句,并作从句的一个成分。可作主语、宾语、定语、状语,作宾语可省略。2)关联词包括关系代词和关系副词。关联词位于先行词和定语从句之间。关系代词:that, which, who, whom, whose代指先行词。关系副词:when, where, why作时间状语。三基本结构:先行词+关联词+定语从句剩余部分四关系代词的用法:1. that 和whichthat指人或物,作主语或宾语,作宾语可省略,主语不能。Which指物,不指人,作主语或宾语,作宾语可省略,主语不能。His father works in a factory that/which makes TV sets.Who was hurt in the accident that/which happened yesterday?The coat (which/that) I put on the desk