BookIII.Module5之语法学习：定语从句概念及引导词用来修饰某个名词或代词的从句，叫定语从句。引导定语从句的有：关系代词that,which,who,whom,whose,as;关系副词when,where,how,why等。关系代词或关系副词有双重作用：一方面起连词作用，连接从句与主句。另一方面它在从句中起一定的句法作用（关系代词可作主语和宾语，关系副词可作状语）。被定语从句所修饰的那个名词或代词叫先行词，定语从句放在其后。定语从句可分为限制性定语从句和非限制性定语从句。一关系代词之一1指物的关系代词：that;whichThereisafilm.I’dliketoseethefilm.ThereisafilmthatI’dliketosee.Thepenisquitegood.Iamusingit.Thepenwhich\thatIamusingisquitegood.Theletterisfrommysister.Ireceivedityesterday.Theletterthat\whichIreceivedyesterdayisfrommysister当关系代词在定语从句中作宾语时，引导词可省略。思考：以上三个例句，哪些引导词可省略？(2）当堂训练：把下列每对句子连成一句，把第二个句子作为定语从句：1)Thebookisveryinteresting.Youlentittomeyesterday._________________________________________________.2)TheCDisonthedesk.Youwantit.________________________________.3)Themagazineismine.Hehastakenitaway._____________________________.4)Hecamefromabigfamily.Thefamilyisverypoor.______________________________________________________________.5)Sandstormsarestrong,drywinds.Thewindscarrysand._______________________________________________________________.6)RenJianbodescribedasandstorm.Heexperiencedasandstormasachild.____________________________________________________________.2．指人的关系代词：who(在从句中做主语)；whom(在从句中做宾语)；that(做主语或宾语)Themanisapoliceman.Themanisshakinghandswithmyfather.Themanwho\thatisshakinghandswithmyfatherisapoliceman.Themanisinthenextroom.Hebroughtourtextbookshereyesterday.Themanwho\thatbroughtourtextbookshereyesterdayisinthenextroom.Thatismymathteacher.Ireferredtotheteacheryesterday.Thatteacher(whom)Ireferredtoyesterdayismymathteacher.MrsSmithisafriendofmine.YoumetMrsSmithlastweek.MrsSmith(whom)youmetlastweekisafriendofmine.(2)当堂训练:把下列每对句子连成一句，把第二个句子作为定语从句：1）Thestudentswillnotpasstheexam.Theydon’tstudyhard.___________________________________________________2)Thewomanisafilmstar.Yousawherinthepark.______________________________________________________3)Thegirlisnotherenow.Thegirltoldmethenews._____________________________________________________4)Theboysarephysicsstudents.Theboysliveinthishouse____________________________________________________5)Themaninventedthefirstrealclock.Ithoughtoftheman.____________________________________________________.6)Moziwasanotherteacher.Hewasveryinfluential._____________________________________________.3关系代词whose:指所有…的，指人或物，在从句中作定语。Confuciusisthephilosopher.Hisinfluencehasbeenthegreatest.Confuciusisthephilosopherwhoseinfluencehasbeenthegreatest.Thisisthescientist.Hisnameisknownalloverthecountry.Thisisthescientistwhosenameisknownalloverthecountry.Nobodywantsthehouse.Thehouse’sroofhasfallenin.Nobodywantsthehousewhoseroofhasfallenin.(2)当堂训练：把下列每对句子连成一句，把第二个句子作为定语从句。1）Hereisthegirl.Herbrotherworksintheshop.__________________________________________.2)Thisistheboy.Hissisterisafamoussinger.___________________________________________________3)Iwanttotalktotheboys.Theirhomeworkhasn’tbeenhandedin._________________________________________________________________当堂检测：1：把下列每对句子连成一句，把第二个句...
