广西玉林市容县十里中学九年级英语《定语从句中的关系代词that的用法》教案(一)不用that的情况(a)在引导非限定性定语从句时。(错)Thetree,thatisfourhundredyearsold,Isveryfamoushere.(b)介词后不能用。Wedependonthelandfromwhichwegetourfood.Wedependonthelandthat/whichwegetourfoodfrom.(二)只能用that作为定语从句的关系代词的情况(a)在therebe句型中，只用that，不用which。(b)在不定代词，如：anything,nothing,theone,all,much,few,any,little等作先行词时，只用that，不用which。(c)先行词有theonly,thevery,thesame,thelast,just修饰时，只用that。(d)先行词为序数词、数词、形容词最高级时，只用that,不能用which。.(e)先行词既有人，又有物时。(f)先行词指物，在主句中作表语时．(g)为了避免重复．(h)先行词是theway或thereason时，that可作关系副词，也可省略(i)主句的主语是疑问词who/which时举例：Isthisthebookthatyouborrowedinthelibrary?Whothatbreakthewindowshouldbepunished．这是你在图书馆借的那本书吗？谁打碎了窗户都要受到惩罚．Allthatisneededisasupplyofoil.所需的只是供油问题。Finally,thethiefhandedeverythingthathehadstolentothepolice.那贼最终把偷的全部东西交给了警察。难点分析（一）限制性定语从句只能用that的几种情况1、当先行词是anything,everything,nothing(something除外),few,all,none,little,some等代词时，或者是由every,any,all,some,no,little,few,much，each等修饰时(1)Haveyoutakendowneverything(that)Mr.Lihassaid?(2)Thereseemstobenothing(that)seemsimpossibleforhimintheworld.(3)Allthatcanbedonehasbeendone.(4)Thereislittle(that)Icandoforyou.注意1：部分时候that可以省略，如部分例句将that用括号括住。注意2：当先行词指人时，偶尔也可以用who(4)Anymanthat/.whohasasenseofdutywon’tdosuchathing.2、当先行词被序数词修饰ThefirstplacethattheyvisitedinLondonwastheBigBen.3、当先行词被形容词最高级修饰时ThisisthebestfilmthatIhaveseen.4、当形容词被thevery,theonly，thesame,thelast修饰时(1)ThisistheverygooddictionarythatIwanttobuy,(2)Afterthefireinhishouse,theoldcaristheonlythingthatheowned.当先行词指人时，偶尔也可以用who(3)WangHuaistheonlypersoninourschoolwhowillattendthemeeting？5、当先行词前面有who,which等疑问代词时(1)Whoisthemanthatisstandingthere?(2)WhichistheT-shirtthatfitsmemost?6、当先行词既有人，也有动物或者物体时Canyourememberthescientistandhistheorythatwehavelearned?7.当关系代词在定语从句中做表语Thevillageisnolongertheonethatitusedtobe10yearsago.8.当在therebe句型中，通常情况下用that，不用which（二）关系代词as和which引导的定语从句as和which引导非限制性定语从句，有相同之处也有不同之处。具体情况是：1、As和which都可以在定语从句中做主语或者宾语，代表前面整个句子。(1)Hemarriedher,as/whichwasnatural.(2)Hewashonest,as/whichwecansee.2、as引导非限制性定语从句，可放在主句之前，或者主句之后，甚至可以切割一个主句；which引导的非限制性定语从句只能放在主句之后。另外，as有“正如……，正像……”的意思(1)Asisknowntoall,Chinaisadevelopingcountry.(2)Heisfromthesouth,aswecanseefromhisaccent.(3)John,asyouknow,isafamouswriter.(4)HehasbeentoParismorethanseveraltimes,whichIdon’tbelieve.注意：当主句和从句存在逻辑上的因果关系时，常用which。(5)Tomwasalwayslateforschool,whichmadehisteacherangry.3、当先行词受such,thesame修饰时，常用as(1)Ihaveneverheardsuchastoryashetells.(2)Heisnotsuchafoolashelooks.(3)ThisisthesamebookasIlostlastweek.注意：当先行词由thesame修饰时，偶尔也用that引导定语从句，但是和由as所引导的定语从句意思不同(4)SheworethesamedressthatsheworeatMary’swedding.她穿着她在MARY婚礼上穿过的一条裙子。(5)Sheworethesamedressasheryoungsisterwore.她穿着和她妹妹...
