初中英语语法-定语从句练习题.doc

初中英语语法English Grammar 定语从句 在复合句中修饰名词和代词的从句叫做定语从句. 被定语从句修饰的名词或代词叫做先行词. 引导定语从句的关系代词有who, whose, whom, which, that, as ; 引导定语从句的关系副词有when, where, why; 关系代词在定语从句中做主语,宾语,定语. 关系副词在定语从句中做状语. 一.由 who, 引导的定语从句,who在从句中做主语(口语中也可做宾语), 修饰表示人的先行词. 例如: This is the man who helped me. Do you know the comrade who spoke just now ? The boy who//whom we saw yesterday is John’s brother. 二.whom引导的定语从句,whom在从句中作宾语,修饰表示人的先行词, 口语中可以省略. The doctor (whom) you are looking for is in the room. The person (whom) you just talk