定语从句

定语从句

  关系代词

  that, who which, whom

  定语从句，在句子中做定语，修饰一个名词，被修饰的名词，叫先行词。

  其后的从句就是定语从句，由关系词（关系代词或关系副词）引出。

  （1）关系代词，在从句中做一定从成分，代替先行词，起到连接先行词和从句的作用。

  常用关系代词：

  that, who, which, whom(宾格), whose

  The girl whom/that I spoke to is my cousin.

  a.先行词是人的话，用that， who, whom, whose来引导定语从句

  whom在从句中做宾语。

  who和that在从句中既可作主语又可以做宾语。

  1.They are the people that/who were seen yesterday.

  2.They are the people whom/that/who I saw yesterday.

  3.They are the people whose wallets were lost yesterday.

  b.先行词是动物/事物的话，用which, that, whose来引导定语从句。

  which, that在从句中可做主语和宾语，做宾语时可以省略。

  1.He came back for the book which/that he had forgotten.

  2.He  came back for the book which/that was on the desk.

  3.This is the chair whose legs were broken.

练习

  1.He was the person (who/that) joined the army that year.

  2.He came back for the book (which/that) he had forgotten.

  3.He is the man (whose) wife is a teacher.

关系副词 when where why

  why:用于修饰表示原因的名词 eg.the reason

  We don’t keno the reason why he didn’t show up.

  When:修饰表示时间的名词 eg.next week.

  We’ll put off the picnic until next week, when the weather may be better.

  where:修饰表示地点的名词 eg.the place

  We don’t know the place where he lives.

练习

  1.He works in a factory (where) TV sets are made.

  2.We’ll put off the picnic until next week, (when) the weather may be better.

  3.She didn’t tell me the reason (why) she refused the offer.