定语从句(Attributive clause) 概念: 在复合句中修饰名词或代词的句子。 ( 在句子中作定语) Tom is a smart boy.Tom is a boy who is smart.形容词作定语句子作定语,修饰boy, 叫定语从句Tom is a boy who is smart.先行词 关系词 定语从句关系代词 关系副词which, who, whom, whose, thatwhere, when ，why关系代词 的用法关系代词 先行词 功能 备 注that 人或物 主语 或宾语关系代词 作宾语时，可省略which 物 主语 或宾语who 人 主语 或宾语whom 人 宾语whose 人或物 定语 *The book (which/that) they sent me is very good. *The man who/that stole your car has been arrested. 宾语主语*The man (whom/that) I saw told me to come here. *Please pass me the dictiona
