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1、Non-restrictive attributive clauses非限制性定语从句非限制性定语从句This is my school,which has a history of over 50 years.This is our English teacher,who is amusing and energetic 对比：对比：China is a country which has a long history.China,which was founded in 1949,is becoming more and more powerful.This is my school,wh
2、ich has a history of over 50 years.Our English teacher is a woman,who is amusing and energetic.1.The famous basketball star,_ comes from America,will visit our school soon.2.In those days,she used to go to Mr black,with _ she had a wonderful time.3.I bought a car yesterday,_ cost me a lot.whichwhomw
3、ho Practice4.Xian,_ I visited last year,is a nice old city.5.He will come to see me next July,_ he wont be so busy.6.The school,_ I once studied,was built thirty years ago.whichwherewhen引导非限制性定语从句的引导非限制性定语从句的关系代词关系代词有有as,which,who,whom,whose等，作定语从句等，作定语从句的主语、宾语、定语。的主语、宾语、定语。关系副词关系副词有有when,where等，作定语
4、从句的状语。关系代词等，作定语从句的状语。关系代词和关系副词在定语从句中一般不能省。和关系副词在定语从句中一般不能省。非限制性定语从句考点归纳：非限制性定语从句考点归纳：1.that 和和why 不能引导非限制性定语从不能引导非限制性定语从句句 改错：改错：I got the first prize in the competition,that made my family proud of me.that改成改成which非限制性定语从句考点归纳：非限制性定语从句考点归纳：as 和和which引导非限制性定语从句引导非限制性定语从句,代代替整个主句。替整个主句。1.As everyone
5、knows,China is a country with a long history.众所周知众所周知,中国是一个中国是一个历史历史悠久的国家。悠久的国家。Example:.He is in great danger,as you can see.The air,as is shown in the experiment,becomes blue.He made an amazing speech,which surprised all of us.2.as和和which引导非限制性定语从句的不引导非限制性定语从句的不 同之处在于同之处在于:(1)as引导的定语从句可置于引导的定语从句可置
6、于句首句首,句中，句中，句末句末,而而which引导的定语从句不可放在引导的定语从句不可放在句首。句首。(2)另外另外,as引导非限制性从句引导非限制性从句,常带有常带有“正如正如”的意思，的意思，which引导的从句常译引导的从句常译为为“这这”。.常用的固定搭配常用的固定搭配as we all know,as is known to all,as is reported,as is shown,as everyone can see Practice1.Alice received an invitation from her boss,_ came as a surprise.2.The
7、 weather turned out to be very good,_ was more than we could expect.3._ is expected,the England team won the football match.Aswhichwhich4.It rained hard yesterday,_ prevented me from going to the park.5._ we can see,the smoke came from the little dustbin.whichAs1._ we all know,China is rich in natur
8、al resources._ is well-known that China is rich in natural resources._ is well-known,China is rich in natural resources.A.Which B.As C.It D.ThatBCB辨析辨析：2.He has two sons,_ are college students.He has two sons,and _ are college students.A.both of which B.both of whomC.both of them D.both of itCB3.He
9、still lives in the room _ window faces to the east.He still lives in the room,the window _ faces to the east.He still lives in the room _ is in the north of the city.He still lives in the room _ there is a beautiful table.A.which B.whose C.where D.of whichCADB改错：改错：1.She got the first prize in the c
10、ompetition,that made us surprised.2.Jack usually takes exercise in the morning,which are the reasons why he keeps fit.3.We are going to talk about Stam Lee,which is the master in western science fictions.Whichiswho改错：改错：4.which is known to all,the earth is round.5.We have nine teachers in our class,
11、all of them are friendly and responsible.Aswhom用非限制性定语从句翻译以下句子。用非限制性定语从句翻译以下句子。如：如：1.Longchang is my hometown,(它位于四川东南部它位于四川东南部）2.Longchang is very beautiful,(在这在这里风景优美里风景优美）3.The people in Longchang are very friendly,(他们会热情地欢迎你如果你来他们会热情地欢迎你如果你来隆昌的话）隆昌的话）4.（众所周知），（众所周知），Longchang has a variety of delicious foods.homework:四四假如你是李华，你想邀请你的朋友假如你是李华，你想邀请你的朋友Luis来你的家乡参观，请简要向他介绍一来你的家乡参观，请简要向他介绍一下你的家乡，至少五个定语从句。下你的家乡，至少五个定语从句。Dear Luis,I am writing to invite you to come to my hometown in your holiday.Now,let me tell you something about it.Longchang is my hometown,which is a beautiful city.