关系副词引导定语从句课件省公共课一等奖全国赛课获奖课件.pptx

Unit 5-2 The Attributive Clause()关系副词关系副词when,where,why引导定语从句引导定语从句第1页（一）关系副词（一）关系副词where引导定语从句。引导定语从句。where引导定语从句其先行词往往是表示引导定语从句其先行词往往是表示地点名词。地点名词。例：例：China is the only country where wild pandas can be found.This is the house where I lived two years ago.第2页知识拓展：知识拓展：1.关系副词关系副词where引导定语从句能够转引导定语从句能够转换为换为“介词介词+which”引导定语从句。引导定语从句。例：例：The hotel where we stayed wasnt clean.The hotel at which we stayed wasnt clean.第3页The house where LuXun once lived is being repaired now.=The house in which LuXun once lived is being repaired now.第4页2.若定语从句先行词是地点，但定语从若定语从句先行词是地点，但定语从句缺主语或宾语，用句缺主语或宾语，用which或或that引导引导定语从句，而不用定语从句，而不用where来引导。来引导。The library that/which you visited yesterday was built in 1990.第5页3.假如定语从句分别修饰假如定语从句分别修饰point,situation,stage,condition和和case等表示抽象意义词，惯用等表示抽象意义词，惯用where 引导，意思是引导，意思是“到了某种地步，在某种到了某种地步，在某种境况中境况中”。例：例：Ive come to the point where I cant stand him.第6页【经典例题】【经典例题】1.Its helpful to put children in a situation _ they can see themselves differently.A.that B.when C.which D.where D 第7页2.Life is like a long race _we compete with others to go beyond ourselves.A.why B.what C.that D.whereD 第8页3.I have reached a point in my life I am supposed to make decisions of my own.A.which B.where C.how D.why B 第9页4.They will fly to Washington,_ they plan to stay for two or three days.A.where B.there C.which D.when A 第10页when引导定语从句其先行词往往是表引导定语从句其先行词往往是表示时间名词。示时间名词。例：例：The time when I first met Nelson Mandela was a very difficult period of my life.（二）关系副词（二）关系副词when引导定语从句引导定语从句第11页知识拓展：知识拓展：1.关系副词关系副词when引导定语从句也能够引导定语从句也能够转换为转换为“介词介词+which”引导定语从句。引导定语从句。I still remember the time when(during which)I lived in the countryside.第12页2.若定语从句先行词是时间，但定语从若定语从句先行词是时间，但定语从句缺主语或宾语，则用句缺主语或宾语，则用which或或that引引导定语从句。导定语从句。Ill never forget the time that/which I spent on campus.Ill never forget the time that/which was spent with you.第13页1.Because of the financial crisis,days are gone _ local 5-star hotels charged 6,000 yuan for one night.A.ifB.when C.which D.sinceB 第14页2.We went through a period _ communications were very difficult in the rural areas.A.which B.whose C.in which D.with which C 第15页（三）关系副词（三）关系副词why 引导定语从句。引导定语从句。why引导定语从句其先行词往往是表示原因引导定语从句其先行词往往是表示原因名词，如：名词，如：excuse;explanation;reason等。等。例：例：The reason why he didnt come to the party is that he didnt want to see Jane.第16页We cant accept the excuse why you were absent.This is the explanation why they put off the meeting.第17页知识拓展：知识拓展：1.关系副词关系副词why引导定语从句能够转换引导定语从句能够转换为为“for+which”引导定语从句。引导定语从句。This is the reason why(=for which)I didnt come here.第18页2.若定语从句先行词是若定语从句先行词是reason，但定，但定语从句缺主语或宾语，则用语从句缺主语或宾语，则用which或或that引导定语从句。引导定语从句。The reason that/which she gave was not true.第19页即学即用1)The reason _he didnt come was that he was ill.2)The reason he explained is not true.why that/which 第20页（四）判断关系代词与关系副词（四）判断关系代词与关系副词 方法一：用关系代词还是关系副词完全方法一：用关系代词还是关系副词完全取决于从句中谓语动词。及物动词后面取决于从句中谓语动词。及物动词后面无宾语，就必须要用关系代词；而不及无宾语，就必须要用关系代词；而不及物动词则要用关系副词物动词则要用关系副词 第21页1.This is the mountain village _ _ I visited last year.2.This is the mountain village _ I stayed last year.3.This is the mountain village _ _ I stayed in last year.that/whichwherethat/which第22页方法二：准确判断先行词在定语从句中方法二：准确判断先行词在定语从句中成份（主、宾、定、状），也能正确选成份（主、宾、定、状），也能正确选择出关系代词择出关系代词/关系副词。关系副词。第23页1.Is this museum _ you visited a few days ago?A.whereB.that C.on whichD.the one2.Is this the museum _ the exhibition was held?A.where B.thatC.on whichD.the one第24页解题思绪：解题思绪：题干句假如是疑问句式，要将其转化为陈题干句假如是疑问句式，要将其转化为陈说句式。说句式。方法二中第一个句子变为必定句：方法二中第一个句子变为必定句：This museum is _ you visited a few days ago.A.where B.that C.on which D.the oneD第25页第二个句子变为必定句：第二个句子变为必定句：This is the museum _ the exhibition was held.A.whereB.that C.on whichD.the oneA第26页归纳：归纳：关系词选择依据先行词在从句中所作成关系词选择依据先行词在从句中所作成份，先行词在从句中作份，先行词在从句中作主、定、宾语主、定、宾语时，时，选择关系代词选择关系代词(who,whom,that,which,whose)；先行词在从句中作；先行词在从句中作状语状语时，应选择关系副词时，应选择关系副词(where 地地点状语，点状语，when 时间状语，时间状语，why 原因原因状语状语)。第27页（五）定语从句与其它从句比较（五）定语从句与其它从句比较1.非限制性定语从句和单句非限制性定语从句和单句/并列句比较并列句比较He has two sons.Both of_ are teachers.（句）句）He has two sons,and both of _are teachers.（句）句）He has two sons;both of _are teachers.（句）句）He has two sons,both of _are teachers.（句）句）A.them B.whomA简单简单AA并列并列并列并列B定语从定语从第28页分析：注意标点符号和是否有连词是区分析：注意标点符号和是否有连词是区分定语从句、简单句和并列句一个关键。分定语从句、简单句和并列句一个关键。第29页2.as 引导非限制性定语从句与引导非限制性定语从句与 it引导句子引导句子The earth is round,and _is known to all._is known to all,the earth is round._is known to all that the earth is round.A.(I)it B.A(a)s ABA第30页3.定语从句和状语从句定语从句和状语从句(1)This is such a big stone _no one can lift it.（从句）从句）This is such a big stone _no one can lift.（从句）从句）状语状语thatas定语定语分析：从引导词来看，状语从句中分析：从引导词来看，状语从句中that 是连词，在从句中不充当任何成份，而定是连词，在从句中不充当任何成份，而定语从句中语从句中as在从句中要作一个成份（主语，在从句中要作一个成份（主语，宾语或表语）。宾语或表语）。第31页(2)Please put the letter in the drawer where he can easily find it.（从句）从句）Please put the letter where he can easily find it.（从句）从句）定语定语状语状语总结：总结：where前面有被修饰前面有被修饰地点名词地点名词时，时，是定语从句，不然是状语从句。是定语从句，不然是状语从句。第32页4.when引导定语从句与强调句句型。引导定语从句与强调句句型。It was October _we met in Beijing for the first time.（句）句）It was in October _ we met in Beijing for the first time.（句）句）whenthat定语从定语从强调强调总结：强调句句型：总结：强调句句型：It is/was+被强调部被强调部分分+that/who+其它部分，去掉其它部分，去掉It is/wasthat/who,句子照样成立。而句子照样成立。而定语从句引导词在句中要作一成份。定语从句引导词在句中要作一成份。第33页解题技巧：解题技巧：1.通读全句。首先判断是什么句型。通读全句。首先判断是什么句型。2.题干句假如是疑问句式，将其转化为题干句假如是疑问句式，将其转化为陈说句式。陈说句式。3.分析从句句子结构，在定语从句中，分析从句句子结构，在定语从句中，缺什么，就补什么：缺主语或宾语，用关缺什么，就补什么：缺主语或宾语，用关系代词；缺状语，用关系副词系代词；缺状语，用关系副词4.注意标点符号和题干中是否存在并列注意标点符号和题干中是否存在并列连词连词and,but等。等。第34页即学即用：即学即用：1)Yesterday my physics teacher set such a difficult exam problem _ none of us worked out.A.that B.as C.so that D.whichB 第35页2)Here are players from Japan,some of _ are our old friends.A.which B.that C.whom D.themC 第36页3)It was eleven oclock _ they went out of the cinema.A.which B.that C.when D.on whichC 第37页