Unit 4 Natural disasters Discovering useful structures (ppt课件)-2023新人教版(2019)《高中英语》必修第一册.pptx

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1、 1.It is something that we use to write.2.It is a ball which is round and boys like to play it on the playground.3.It is an institution where children are educated.4.He is a Chinese writer who won the Nobel Price of Literature.5.He is an 85-year-old medical expert whom we all respect.Guessing Gamepe

2、nfootballschoolMo YanZhong NanshanThe boy who is reading a book over there is my friend.The boy is my friend.He is reading a book over there.Declan is a famous singer.He sings the song“tell me why”.Declan is a famous singer who sings the song“tell me why”.He is a popular singer whose song is popular

3、 among young people.He is a famous singer who is from Taiwan.n I have a sister.She works in Shanghai.n I have a sister who/that works in Shanghai.普通的人称代词,普通的人称代词,指代前文的指代前文的sister.关系代词,指代关系代词,指代前文的前文的sister又又起到连词的作用,起到连词的作用,连接了两个句子。连接了两个句子。n I cant find my gold watch.My father gave it to me as a birt

4、hday present.n I cant find my gold watch which/that my father gave to me as a birthday present.普通代词普通代词关系代词关系代词 在复合句中,修饰在复合句中,修饰某一名词某一名词或者或者代词代词用用作定语的句子就叫做作定语的句子就叫做定语从句定语从句。被定语从。被定语从句修饰的词,叫句修饰的词,叫先行词先行词。引导定语从句的关系词有:引导定语从句的关系词有:关系代词:关系代词:who,whom whose,which,that 关系副词:关系副词:when,where,whyThe Attributi

5、ve Clause=_+_+_:被定语从句修饰的名词、代词。一般出现在定语从句前面。_:起连接作用,连接主句和定语从句,指代_。先行词先行词关系词关系词从句从句先行词先行词先行词先行词关系词关系词关系代词的句法功能及指代功能关系代词的句法功能及指代功能 关系代词处在先行词和定语从句之间,关系代词处在先行词和定语从句之间,身兼三职:连接主从句的身兼三职:连接主从句的纽带纽带、指代先行指代先行词词和在和在从句中充当某种句子成分从句中充当某种句子成分。现在我。现在我们将常用的关系代词的指代功能和在句子们将常用的关系代词的指代功能和在句子中的句法功能总结如下:中的句法功能总结如下:定语从句的位置定语从

6、句的位置定语从句一定放在被修饰成分之后。定语从句一定放在被修饰成分之后。e.g.This is the car which he bought last year.先行词先行词定语从句定语从句Do you know the doctor?He spoke just now.Do you know the doctor who spoke just now?that 指人或物,在从句中做主语或宾语指人或物,在从句中做主语或宾语,作宾语时可以省略。作宾语时可以省略。The house that Im going to buy faces south.Theyre talking about the

7、 film.I have seen the film.Theyre talking about the film(that)Ive seen.It was written by Laoshe.Jane has borrowed the book.Jane has borrowed the book that was written by Laoshe.which 指物指物,在句中作主语或宾语在句中作主语或宾语,作作宾语时可以省略。宾语时可以省略。e.g.Im not interested in the book which has just been published.applethe re

8、dthe greenthe smallthe bigThe apple which is red is mine.The apple which is green is yours.The apple which is red is small.The apple which is green is big.n Can you see the woman _ is speaking at the stage?who/that 可指代前文提到的人,可指代前文提到的人,在从句中做在从句中做主语主语或或宾语宾语;做宾语时,可省略;做宾语时,可省略;做主语一定不能省!做主语一定不能省!whom指人指人

9、,在从句中作宾语在从句中作宾语,可省略。可省略。e.g.Do you know the man(whom)we saw at the Beijing Hotel?The girl is from America.I called her just now.The girl(whom)I called just now is from America.I have read the newspaper.It carries the important news.I have read the newspaper which carries the important news.I showed

10、him the letter.I received it this morningI showed him the letter(which)I received this morning.*whose 指人或物,在从句中作定语。指人或物,在从句中作定语。The girl got first.Her father had given us a report.The girl whose father had given us a report got first.e.g.Thats the man whose house was burned down.That is the new mach

11、ine.The parts of it are too small to see.Thats the machine whose parts are too small to see.指代人指代人指代物指代物指代人或指代人或物物主语主语whowhichthat宾语宾语whom/whowhichthat定语定语whose(=of whom)whose(=of which)在从句在从句中的作用中的作用指代指代功能功能Fill in blanks with relative pronouns.(1)Can you see the woman _ is speaking at the stage?(2

12、)I dont know the woman _ my mother is speaking to.(3)Have you heard of the accident _ happened this morning?(4)Have you found the bike _ you lost?(5)Can you see the lady _ hair is brown?whose1.I have seen some strange trees,_ open at sunrise and close at sunset.A.which the leaves B.whose leaves C.wh

13、ich leaves D.their leaves2.All _ we need is enough rest after long hours work.A.the thing B.that C.what D.which 3.On the train I saw a girl _ I thought was your sister.A.who B.whom C.which D.what4.Have you seen the film“Titanic”_ leading actor is world-famous?A.its B.that C.whose D.which1.This is th

14、e best film _(我看过的我看过的).(that)I have everseen2.He has a daughter _(在医院工作的在医院工作的).3.The tree _(叶子叶子变红了的变红了的)is an old one.who/that worksin a hospitalwhose leaves turn red 一、关系代词一、关系代词that和和which都代指事物,在很都代指事物,在很多情况下可以互换,但下列情况只用多情况下可以互换,但下列情况只用that。All _ can be done has been done.Do you have anything _

15、 you dont understand?There is little _ can be believed about it.The book doesnt say much _ amuses children.that thatthat that先行词是先行词是all,everything,nothing,anything,something,much,little,none等不定代词,引导词只用等不定代词,引导词只用that。Hamburg is the most beautiful city _Ive ever seen.This is the best TV _ is made in

16、 China.The first museum _ he visited in China was the History Museum.thatthatthat先行词被形容词最高级或序数词修饰时,引先行词被形容词最高级或序数词修饰时,引导词只用导词只用that。Ive read all the books _ you lent me.No sample _ we nave received is satisfactory.Please send us any information _ you have about the subject.He is the only person _ wa

17、s present at the time.that that that that先行词被先行词被any,some,no,much,few,little,every,all,very,only,last修饰时,引导词只用修饰时,引导词只用that。The famous writer and his works _ the radio broadcast have aroused great interest among the students.A victim is a person,animal or thing _ suffers pain,death,harm,etc.thatthat

18、先行词中既有人又有事物时,引导词只用先行词中既有人又有事物时,引导词只用that.Who _ you have ever seen can do it better?Who _ you are talking to is the young fellow?that thatWho做先行词时,引导词只用做先行词时,引导词只用that。二、不能用二、不能用that的情况的情况He made the same mistakes again,_ made his parents very angry.Yesterday I bought a dictionary,_ cost me more than

19、 100 yuan.Mr Smith,_ gave a talk several months ago,will come again.My uncle has come back from abroad,_ I havent met for along time.whichwhichwhowhom在非限制性定语从句(有逗号分开)中,引在非限制性定语从句(有逗号分开)中,引导词不能用导词不能用thatHer bag,in _ she put all her money,has been stolen.This is the ring on _ she spent 1000 dollars.Xi

20、ao Wang,with _ I went to the concert,enjoy it very much.whichwhichwhom在介词后面,引导词不能用在介词后面,引导词不能用that,只能用只能用which(代指事物),或用(代指事物),或用whom(代指人)。(代指人)。Whose=I live in a house _ windows face the sea.=I live in a house.The windows of the house face the sea.=I live in a house,the windows _ _ face the sea.She

21、is my friend whose father is a famous star.=She is my friend,the father_ _ is a famous star.whoseof whichof whomof which/whom用关系代词用关系代词who,whom,that,which,whose 填空:填空:1.The earthquake _ shook the city in 1906 was the biggest in American history.2.We dont know the number of people_ lost their homes i

22、n the 1906 earthquake.3.The house _ they built in 1987 is still very new.4.The boy _ father is a teacher is very clever.5.Luckily none of the people _ I know were killed.which/thatwho/thatwhich/that/省略省略whosewho/that/whom/省略省略把下列句子合并为含有定语从句的复合句把下列句子合并为含有定语从句的复合句1.The girl is not here.She is going to

23、 sing a song._2.The school is a big one.The school stands near the river._.3.Have you answered the letter?You got the letter two weeks ago._.4.Hell meet his daughter.He hasnt seen her for years._.5.The house is very old.Its windows face south._.The girl who/that is going to sing a song is not here.The school which/that stands near the river is a big one.Have you answered the letter(which/that)you got two weeks ago.Hell meet his daughter(who/whom/that)he hasnt seen for years.The house is very old whose windows face south.THANKS

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