人教版高中英语必修二：Unit 1 Cultural relics Grammar 课件(共31张PPT).ppt

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1、Unit1CulturalrelicsGrammarAims:1.ReviewattibutiveClause:relatviepronounsandrelativeadverbs2.TolearnAttributiveClauses:theRestrictiveandNon—RestrictiveAttributiveClause一、定语从句的定义：用来修饰名词或代词的从句叫定语从句。被定语从句所修饰的名词或代词叫先行词（antecedent）。定语从句一般是由关系代词或关系副词来引导的。相当于名词和形容词的作用。eg:1.Doy

2、ouknowthemanwhocametoseeXiaoYangthismorning?2.ThedayisnotfaroffwhenwewillmakeatriptoBritain.定语从句归纳总结二、关系代词和关系副词的作用：1、引导作用2、替代作用3、在定语从句中担当某个成分的作用eg:1.Thosewhowanttogopleasesignyournameshere.2.Thisisthehousewherehewasborn.3.Bill,whowashereyesterday,askedmealotofquestions

3、.三、关系代词（who,whom,which,that,whose）的指代关系指人指物在定语从句中的作用WhoWhomWhichthatwhose√√√√√√√主语宾语宾语主语宾语主语宾语定语Eg:1.Heissuchamanwhonevertellsalie.2.Heisthemodelworkerwhom/whoweshouldlearnfrom.3.Adictionaryisabookwhichoftenhelpsustoknowthemeaningsofthewords.4.ThisisthefilmwhichIlikebe

4、st.5.Theboywhosefatherisaprofessorisoneofmybestfriends.6.Thehousewhoseroofwasblownawaybythestormwillberebuiltsoon.四、关系代词which和that的区别：A.关系代词必须用that的情形：1、当先行词被形容词的最高级所修饰ThisisthebestfilmthatIhaveeverseen.2、当先行词被序数词修饰ThefirstcarthatarrivedatthedestinationwasdrivenbyJohn.

5、3、当先行词被theonly,thevery等修饰ThisistheonlyticketthatIgotyesterday.ThisistheverybookthatI’mlookingfor.4、当先行词为不定代词时或被不定代词修饰时IsthereanythingthatIcandoforyou?Allthatyouhavetodoistopressthebutton.Thereisnotimethatwecanwaste.5、当先行词既指人又指物时Thecaranditsdriverthatknockeddowntheoldla

6、dyhavebeentakentothepolicestation.B.指物时，作介词的宾语，关系代词只能用whichThisisthequestionaboutwhichwe’vehadsomuchdiscussion.五、关系副词when,where,why的用法关系副词都等于一个适当的介词＋which，在从句中作状语When=in/at/on/…+which;Where=in/at/on/…+which;Why=for/…+which1.Doyoustillrememberthedaywhen(onwhich)wewentto

7、visitthemuseumtogether?2.Thisisthefactorywhere(inwhich)myfatheronceworked.3.Thisisthereasonwhy(forwhich)hewaslate.六、as引导定语从句，多与such和thesame连用，在从句中作主语或宾语。1.Suchpeopleasyoudescribearerarenowadays.2.Let’sdiscussonlysuchquestionsasconcerneveryoneofus.3.Wouldyoupleasebuymet

8、hesamenovelasyouboughtforbrotheryesterday,Mum?4.Asweallknow,Johnisanhonestman.比较：SheworethesamedressthatsheworeatMarr