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1、定语从句两大基本概念：Manycompaniesemploypeoplewhohasredhair.先行词：??被定语从句修饰的词叫先行词。一般由:名词,代词,短语,句子充当引导词/关系词：??引导定语从句的词叫引导词。引导词是区分主句和从句的重要标准。________找出句子主干1.Whenanyoneopensacurrentaccountatabank,heislendingthebankmoneyrepaymentofwhichhemaydemandatanytime,eitherincash
2、orbydrawingachequeinfavorofanotherperson.2.Ifyou’reunsureaboutthings,eachfloorhasanelected“floorsenior”whoisusuallyastudentintheirthirdorfourthyearofstudywho’sbeenatSmithHouseforawhile.(剑2,T2,L)3.Ifeverythingtheydomusthavesomeeducationaloracademicreleva
3、nce,thentheywillsoongettiredofstudyingaltogether,whichisthelastthingparentswouldwant.(剑3,G,TA,W)4,Asyoucansee,thebuildingyou’reinnowwhichcontainsthismainlounge,thediningroom,therecreationroom,thekitchenandtheofficeswaspartoftheoriginaloldhouse,builtinth
4、e1840stobeusedbythefamilyofGeorgeSmith.(剑2,T2,L)引导词关系代词：that，which,who，whom，whose关系副词：when，where，why关系代词①that：(1)先行词：人/物(2)在从句中作成分：主，宾，表【练1/2】受到严重威胁的语言是那些只有老人在说的语言。(剑4，T2，R）Thecriticallyendangeredlanguagesarethosethatareonlyspokenbytheelderly.4Qs:主干；先行词
5、；引导词；在从句中成分【练2/2】怀疑电脑将会带来的好处很重要。（剑1,G,W）Q1:主干Itisimportanttodoubt/suspectthebenefits.Q2：先行词-------benefitsQ3:引导词------thatQ4:在从句中成分：--------宾语It’simportanttobesuspiciousofthebenefitsthatcomputerwillbring.②which：【用法一】：=that(1)先行词：物(2)在从句中成分：主，宾，表【用法二】：(1
6、)先行词：整个句子(2)在从句中成分：主，宾，表(3)特点：which前出现逗号。【练1/2】工业化国家的这项指标从8.3年上升到10.2年，这表明工业化国家的受教育年限明显加长了。（剑3，T3，W）Inindustrializedcountries,thisnumberrosefrom8.3to10.2,whichshowsthatthelengthofeducationinindustrializedcountriesissignificantlylonger.4Qs:主干；先行词；引导词；在从句
7、中成分【练2/2】1994到1995年期间出现了很大的增长，这种情况在未来的几年里很可能还会持续下去。（剑3，T2，W）Q1:主干Thereemergedagreatincrease.Q2:先行词-----整句话Q3:引导词-----whichQ4:在从句中作成分：主语Thereemergedagreatincreasefrom1994to1995,whichlikelycontinuedintothefollowingyears.③who：(1)先行词：人(2)在从句中成分：主，宾，表【练1/2】我
8、想跟你谈谈一位特殊的老师，他对我的教育产生了重大影响。（剑3,T1,S）Iwouldliketotellyouaboutaspecialteacherwhohadabiginfluenceonmyeducation.4Qs:主干；先行词；引导词；在从句中成分【练2/2】这一定会有害于居住和工作在半径5英里范围内的所有人。（剑3,G,TB,W）Q1：主干Thismustbeharmfultoallthepeople.Q2:先行词----peopleQ3:引
