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GuessinggameGuesswhatIamtalkingabout.Itisamachinethatcanfly.HeisaChineseplayerwhohasbrokentherecordinthe110metershurdle.Itisathingwhichweusetocleantheblackboard.Itisamachinewhichisusedformovingpeopleupanddown.Itisacountrywhosenationalflagincludesamaple(枫叶).定语从句用作定语的从句叫定语从句。定语从句所修饰的名（代）词叫作先行词。定语从句一般紧跟在先行词的后面。1.Thestudents(whodon’tstudyhard)willnotpass先行词定语从句theexam.主句:Thestudentswillnotpasstheexam.2.Thewoman(whomyousawinthepark)isour先行词定语从句Englishteacher.主句:ThewomanisourEnglishteacher.从句的主语：you从句的宾语：whom3.Ashoeshopisashop(whichsellsshoes).主句：Ashoeshopisashop.从句的主语:which(shop)4.Thebook(thatyouwant)isonthedesk.主句从句的主语:从句的宾语：Thebookisonthedesk.youthat引导定语从句的关系代词常见的有that,which,whowhom等。关系代词放在先行词和定语从句之间，起连接作用，同时又作定语从句的一个成份。先行词关系代词personthingwhoSubject(主语)whomObject(宾语)whichSorOthatSorOSorOwhoseAttribute(定语)ASummarize引导定语从句的关系代词有：that,who,whom,whose,which,as等。关系代词在定语从句中有三个作用：1.引导一个定语从句；2.在从句中代替先行词；3.在从句中担任某一句子成份。Jointwosentencesintoone:Theboyismybrother.Hehelpedme.1.Theboywhohelpedmeismybrother.Thefilmisinteresting.Theysawitlastnight.2.Thefilmtheysawlastnightisinteresting.Thestudentswillnotpasstheexam.Theydon’tworkhard.3.Thestudentswhodon’tworkhardwillnotpasstheexam.1.如何选用关系词？2.介词+关系代词3.whose的用法4.as和which的使用5.综合运用重点难点考点一如何选用关系词？Step1：找到先行词。Step2:将先行词放到从句中组成完整的句子,判断其成分。step3:主/宾/表/定→关系代词状语→关系副词Summary:三步走1Theman_______livesnexttoussellsvegetables.2Aplaneisamachine_________canfly.3Thisisthescientist__________nameisknowntoall.5Hehandedeverything_______hehadstolen6Thisistheclassroomin____________westudy.7Iboughtabook,____________costmetenyuan.who/thatwhich/thatwhosethatwhichwhich1.Thatbookthatyouwantitisonthedesk.2.Isthisfactorythatwevisitedlastweek?theoneThisfactoryistheonethatwevisitedlastweek.3.Heisthepersonforwhomyouarelooking.for4.ThepersontowhomyoutalkedisLily.ThepersonwhomyoutalkedtoisLily.归纳：1定语从句要避免成分重复2定语从句要避免漏用先行词3含有介词的短语动词一般不拆开Fillinthegaps:1.Theterribletyphoonkilledthepeopleandcattle_______wereinthefields.2.Thewindblewdownthetallesttree_______isinfrontofourschoolgate.3.Thisistheverything______Iwaslookingfor.4.Thisisthesecondnovel______Ihaveeverread.5.Thereisnothingintheworld_______canfrightenme.6.Whoistheman_______isreadingunderthetree?7.Myhometownisnotthesameone_______itusedtobetwentyyearsago.thatthatthat//that//thatthatthat以下情况只能用that1先行词既有指人又有指物2当先行词前有序数词或形容词最高级时，有theonly,thevery等修饰时3先行词是all,much,anything,something,nothing等不定代词4主句是以who/which开头的特殊疑问句时5当先行词在定语从句中作表语时4\as/which引导的非限制性定语从句1Theearthisround,_____isknowntoall.2____weknow,hestudyveryhard.3Heisagoodteacher,______makesmerespecthim.asAsas常带有“正如。。”的意思，而which引导非限定性定语从句只能放主句后，翻译成“这。。。”主句中出现thesame,such,等词修饰先行词，应选择关系代词as在定语从句中做主语或宾语。ThisisthesamebookasIlostyesterday.这本书和我丢的那本一模一样。ThisisthesamebookthatIlost.这本书就是我丢的那本。Asyou/weknow,…你/我们知道Aseveryoneknows,…每个人知道Asyou/we/everyone/anyonecansee,…正如…能看到的Assb.said/mentioned/explained/expected/thought/pointedout,…正如某人所说/提到/解释/预料/想/指出的Asiswellknown,…众所周知Asisknowntoall,…众所周知Ashasbeensaid/mentioned/explained/pointedout(before/above),…正如(以前/以上)所说/提到/解释/指出的Asmaybeimagined/expected,…可以想象/预料Asoftenhappens,…这种情况经常发生Asisoftenthecase,…情况常常如此Asisreported/hoped/mentionedabove,…据报道/正如所希望的/所提到的Asisnatural,…这种情况很自然判断关系代词和关系副词:Eg.)Istillremembertheday___________________wefirstmet.I’llneverforgettheday__________wespenttogether.Thatisthereason___________heexplainedtousforhisaction.Thereason_________________hewasfiredwas_____(because,that)hewascareless.Iliketotakemyvacationinthemountain,______isquietandbeautiful.Iliketotakemyvacationinthemountain,______therearemanyplants.when/onwhich(that/which)(that/which)why/forwhichthatwhichwhere1.OppositeisStPaul’sChurch,____youcanhearsomelovelymusic.2.Thestudysuggeststhatthecultureswegrowupininfluencesthebasicprocessby____weseetheworldaroundus.3.Ilivednextdoortoacouple____childrenoftenmakealotofnoises.4.ButmyconnectionwithpandasgoesbacktomydaysonaTVshowinthemid-1980s,____IwasthefirstWesternreporter.5.Thenumberofsmokers,______isreported,hasdroppedby17percentinjustoneyear.6.Wewillputoffthepicnicintheparkuntilnextweek,______theweathermaybebetter.7.IborrowedthebookSherlockHolmesfromlibrarylastweek,_____myclassmatesrecommendedtome.8.Pleasesendusalltheinformation_____youhaveaboutthecandidatefortheposition.9.Scientistshaveadvancedmanytheoriesaboutwhyhumanbeingscrytears,noneof____hasbeenproved.10.Thebossofthecompanyistryingtocreateaneasyatmosphere___hisemployeeenjoytheirwork.11.Asthesmallestchildofhisfamily,Alexisalwayslongingforthetime____heshouldbeabletobeindependent.12.Acompany_____profitsfromhomemarketsaredecliningmayseekopportunitiesabroad.Fillintheblanks.1.Istillremembertheday_________wespentintheforest.2.Istillremembertheday____________IfirstcametoBeijing.3.Thefactory_________wewillvisitislarge.4.Thefactory___________hisfatherworksislarge.5.I’llneverforgetthetime_____________weworkonthefarm.6.Thisisthehouse____________welivedlastyear.that/whichwhen/onwhichthat/whichwherewhen/atwhichwhere/inwhich归纳:关系副词when指时间,关系副词where指地点,在定语从句中作状语。即使先行词是时间地点,若作从句中的宾语，只能用关系代词that,which.Correct