定语从句讲解

1、定语从句 用作定语的从句叫做定语从句。定语从句通常置于它所修饰的名词（或代词）之后，这种名词（或代词）叫做先行词。引导定语从句的关联词为关系代词和关系副词。关系代（who,whom,whose,that,which等）在定语从句中可用作主语、定语、宾语等；关系副词（when,where,why等）在定语从句中只用作状语。关系代词that 主语/宾语（人/物)which 主语/宾语（物）who 主语/宾语（人）whom 宾语（人）whose 定语（人/物）关系副词：when 时间状语 where 地点状语 why 原因状语1. 物（n.)+ that/which + 从句 比较：一本有趣的书an

2、 interesting book 形容词做定语a book that/which is very interesting从句做定语 （book是先行词） that/ which 在从句中作主语This is the book that/which he likesthat/which 在从句中做宾语2.人（n.)+ that/who/whom +从句比较：一位漂亮的女孩a beautiful girl 形容词做定语a girl that/who is beautiful从句做定语 (girl是先行词）who/that在从句中做主语He is the man who/that/whom I m

3、et.who/that/whom 在从句中做宾语that 和who 在从句中做主语时不能省略，做宾语时可以省略。I like music (that) I can dance to.He is the man (who/whom) I met yesterday.whose 在定语从句中作定语。I like that house whose windows faces the south. She is a beautiful girl whose hair is brown.1.Jim found the key I lost 2.This is the doctor saved the b

4、oys life.3.I know the girl father is a model worker.4.He is the man I visited5.The dog was lost has been found.练习that/whichwho/thatwhosewho/whom/thatthat/which定语从句中谓语动词的单复数应与先行词保持一致. I prefer movies that are scary. I like a cake that is really delicious.I love singers who are beautiful.I have a frie

5、nd who plays sports.只用that 不用which的情况1.先行词为不定代词This is everything that I want to own.2.先行词被all, any, few, little, the only, the same等修饰时Thats the only thing that I can do now.3.先行词被最高级或序数词修饰时That is the most interesting book that I have read.4.先行词同时包括人或物时The man and his dog that I always meet are st

6、anding by the gate.5.先行词为数词时You can see the two that you bought me for my birthday.when 在定语从句中作时间状语。I will never forget the day when I joined the League.where在定语从句中作地点状语。This the place where he was born.why 在定语从句中作原因状语。We dont know the reason why he came late.when=in/on whichwhere=in which why=for whichI will never forget the day when (on which)I joined the League.It was the year when(=in which)World War bro