1、Discovering Useful Structures Unit 5 Languages around the World1(定语从句定语从句)21.修饰名词或代词的修饰名词或代词的句子就叫做定语句子就叫做定语从句，作用相当于一个形容词。从句，作用相当于一个形容词。3.引导定语从句的关联词有：引导定语从句的关联词有：定语从句定语从句关系代词：关系代词：that，who,whom whose,which 关系副词：关系副词：when,where，why2.先行词先行词3是人是人先行词先行词who whom whose thatwhose that which 是物是物Lead-in Lets
2、 have a review4是是时间时间先行词先行词whichthat whenthat which where是地点是地点Lead-in Lets have a review是原因是原因that which why5一、关系副词引导的定语从句一、关系副词引导的定语从句I can never forget the day when I first saw you.我永远不会忘记第一次见到你的日子。我永远不会忘记第一次见到你的日子。Restrictive relative clauses 1when 引导定语从句时，先行词为表示时间的名词，关系词引导定语从句时，先行词为表示时间的名词，关系词在
3、从句中作时间状语。在从句中作时间状语。6After living in Paris for fifty years he returned to the small town where he grew up as a child.在巴黎生活了在巴黎生活了50年年后，他回到了儿时成长的那个小镇。后，他回到了儿时成长的那个小镇。2.where 引导定语从句时，先行词为表示地点的名词，关系词在从句中作地引导定语从句时，先行词为表示地点的名词，关系词在从句中作地点状语。点状语。where 还可用在表示抽象意义的地点名词后，如situation,stage,point,case,position,co
4、ndition,activity,scene,occasion等。The accident has reached to the point where both their parents are to be called in.7Unsuccessful people can always find reasons why theyre not doing well.不成功的人总能找到自己表现不好的理不成功的人总能找到自己表现不好的理由。由。I dont believe the reason(that/which)he gave me for his being late.我不相信他给出的
5、迟到的理由。3.why 引导定语从句时，先行词通常是引导定语从句时，先行词通常是reason,关系词在从句中作原因状语。关系词在从句中作原因状语。8一、在空白处填入适合的词。一、在空白处填入适合的词。1.It was a time _ people were divided.2.Emperor Qinshihuang united the seven major states into one unified country _ the Chinese writing system began to develop in one direction.3.There are many reaso
6、ns _ people learn a foreign language.whenwhywhere 9用关系副词填空用关系副词填空。1.Their child is at the stage _ she can say individual words but not full sentences.2.We will put off the picnic in the park until next week,_ the weather may be better.3.As the smallest child of his family,Alex is always longing for
7、the time _ he should be able to be independent.wherewhenwhen即学即练即学即练104.Students should involve themselves in community activities _ they can gain experience for growth.5.The village _ I was born has become a town.6.The reason _ he resigned is known to us.即学即练即学即练wherewherewhy11二、找到适合的关系副词。二、找到适合的关系
8、副词。Restrictive relative clauseswherewhenwhyrelative adverbs关系副词关系副词=介词介词(in/on/at/for等等)whichtimeplacereason121.This is our school _ we study and make friends.2.The most unforgettable school activity is the English speech contest,_we had great fun .3.We will put off the picnic in the park until next
9、 week,_ the weather may be better.4.There are many reasons _ people learn a foreign language.=in whichwhere=in which where when=in whichwhy=for which131.1.关系代词的确定关系代词的确定一、一、“介词介词 +关系代词关系代词”引导的定语从句引导的定语从句 当先行词是人时，用介词+whom 引导定语从句，例如：Do you know the girl with _ our teacher is talking?当先行词是物时，用介词+which引
10、导定语从句，例如：This is the room in _ my grandmother used to live.whomwhich 142.介词的确定介词的确定 根据先行词的搭配关系：根据先行词的搭配关系：1)I still remember the day _ _ I met TF boys.2)I will never forget the farm _ _ I worked with you.3)The money _ _ you were to buy food is gone.on whichon whichwith which一、一、“介词介词 +关系代词关系代词”引导的定语
11、从句引导的定语从句152.介词的确定介词的确定 根据谓语动词或形容词的搭配习惯根据谓语动词或形容词的搭配习惯1)Do you like the book _ _ she spent$10?2)Do you like the book _ _ she paid$10?3)The West Lake,_ _ Hangzhou is famous,is a beautiful place.on whichfor whichfor which162.介词的确定介词的确定 根据句子的意思来确定根据句子的意思来确定1)Air,_ which man cant live,is really importan
12、t.空气非常重要，没有了它人类便不能生存。2)This is the man _ whom my brother has worked for ten years.这就是和我弟弟一起工作了十年的那个人。withoutwith172.介词的确定介词的确定 表示表示“所有所有”或或“整体的一部分整体的一部分”时通常用介词时通常用介词“of”1)He has two sons,_ graduated from Peking University.他有两个儿子，他们都毕业于北京大学。2)Tom wrote many childrens books,nearly half _ were about ca
13、mpus culture.汤姆写了很多儿童书籍，其中将近一半是关于校园文化的。both of whomof which 18用介词用介词 关系代词填空关系代词填空。1.Who is the person _ _ you just shook hands?2.China is a powerful country,_ _ we are proud.3.This is the tree _ _ we used to play games.4.This is my glasses,_ _ I cant see clearly.即学即练即学即练with whom without which under
14、 whichof which 19Restrictive relative clausesSummary一一.关系代词：关系代词：that，who,whom whose,which 关系副词：关系副词：when,where，why二二.注意介词的出处注意介词的出处20Exercises211.That wasnt the reason _ your brother lied to you.2.We all remember the days _ we studied together at school.3.The author _ you criticized in your review
15、has written a reply.4.We drove past the house _ we used to live.whythat/whom/who whenwhere/in which225.Is this the village _ the famous scientist was born?6.Scientists have advanced many theories about why human beings cry tears,none of _ has been proved.Exercisesin which/wherewhich23 Tai Dong is a
16、small and beautiful city in Taiwan _ I grew up.My family moved there from Taipei in the summer _ I was born.The house in _ I grew up is on a main street in Tai Dong.My father sold tea,and my mother had a small restaurant across from our house.A cousin of mine _ family I visited every summer lived with us.We had a happy life!whenwherewhosewhich24 1.我永远不会忘记我们第一次见面我永远不会忘记我们第一次见面的那一天。的那一天。2.这是你住的房间吗这是你住的房间吗?3.我不知道她刚才哭泣的原因。我不知道她刚才哭泣的原因。25Homework 完成课本第完成课本第96页和第页和第97页页 Using structure 部分。部分。26
