Unit 4-5 Discovering Useful Structures（定语从句）(ppt课件)-2022新人教版（2019）《高中英语》必修第一册.pptx

1、定语从句的分类定语从句的分类1.限制性定语从句限制性定语从句对先行词起限定修饰作用，相当于一个后置定语。如:He is a teacher who works at our school.2.非限制性定语从句非限制性定语从句对先行词起补充说明作用，先行词与定语从句之间有逗号隔开。如:Kunming,which is a beautiful city with a long history.关系代词：关系代词：that,which,who,whom,whosethat,which,who,whom,whose等等关系副词：关系副词：when,where,whywhen,where,why等等1.

2、1.定语从句：定语从句：在复合句中，修饰限定名词、在复合句中，修饰限定名词、代词或整个主句的从句。代词或整个主句的从句。2.2.先行词：先行词：被从句修饰的名词或代词。被从句修饰的名词或代词。3.3.关系词：关系词：连接先行词和定语从句的词。并在连接先行词和定语从句的词。并在 句子中充当一定的句子成分。句子中充当一定的句子成分。He is the man whom I saw yesterday.先行词定语从句关系代词 who 人人 作主语、宾语作主语、宾语(省省)关系关系代代词词先行词先行词在从句中的作用在从句中的作用 The boy who is standing there is my

3、cousin.who 人人 作主语、宾语作主语、宾语(省省)关系关系代代词词先行词先行词在从句中的作用在从句中的作用 The man(whom)you met yesterday is Mr.Smith.whom 人人 作动宾、介宾作动宾、介宾(省省)who 人人 作主语、宾语作主语、宾语(省省)关系关系代代词词先行词先行词在从句中的作用在从句中的作用 He lives in a room whose window faces south.whom 人人 作动宾、介宾作动宾、介宾(省省)whose 人人/物物 作定语作定语(=of whom/of which）who 人人 作主语、宾语作主语、

4、宾语(省省)关系关系代代词词先行词先行词在从句中的作用在从句中的作用 I dont know about the man(that)you mentioned.whom 人人 作动宾、介宾作动宾、介宾(省省)whose 人人/物物 作定语作定语(=of whom/of which）that 人人/物物 作主语、表语、宾语作主语、表语、宾语(省省)who 人人 作主语、宾语作主语、宾语(省省)关系关系代代词词先行词先行词在从句中的作用在从句中的作用 whom 人人 作动宾、介宾作动宾、介宾(省省)whose 人人/物物 作定语作定语(=of whom/of which）that 人人/物物 作主

5、语、表语、宾语作主语、表语、宾语(省省)which 物物 作主语、宾语作主语、宾语(省省)The pen which my uncle gave me is black.when 时间时间 n.作时间状语作时间状语 关系关系副副词词先行词先行词在从句中的作用在从句中的作用 Ill never forget the day when I joined the music club.when 时间时间 n.作时间状语作时间状语 关系关系副副词词先行词先行词在从句中的作用在从句中的作用 where 地点地点 n.作地点状语作地点状语 The factory where my father works

6、 is in the east of the city.when 时间时间 n.作时间状语作时间状语 关系关系副副词词先行词先行词在从句中的作用在从句中的作用 where 地点地点 n.作地点状语作地点状语 why 原因原因(reason)作原因状语作原因状语 None of us know the reason why Tom was absent from the meeting.Exercises1.I live next door to a couple _ children often make a lot of noise.2.The book，_ I bought yesterd

7、ay,is very interesting.3.The woman _ is talking to my mother is a friend of hers.4.This is the school _ we visited three days ago.5.This is the factory _ we worked a year ago.6.He is a teacher _ works at our school.Exercises1.Apples,that are good at peoples health,should be eaten every day.2.This is the watch who I am looking for.3.He told his teacher the reason,why he didnt go to school this morning.4.People whom take physical exercise live longer.5.Taobao is a website which you can buy what you want.