【课件】Unit5Discoveringusefulstructures课件高中英语人教版必修第一册

Unit5DiscoveringUsefulStructuresRestrictiverelativeclauses(2)（一）定语从句的定义在复合句中，修饰______或______的从句叫定语从句。被修饰的名词或代词叫________，引导定语从句的词叫________。关系词分为关系_____和关系_____两类名词代词先行词关系词代词副词Task1Revision（二）归纳关系代词及其用法关系代词用法whowhomwhosewhichthat指人，在定语从句中可以充当主语或宾语指人，在定语从句中作宾语既可以指人，也可以指物，表示“所属”关系，在定语从句中作定语指物，在定语从句中作主语或宾语既可指人，也可指物，在定语从句中作主语或宾语（三）归纳关系代词只使用

that的情况1.先行词是everything,nothing,anything,something,much,little,none，all等不定代词时2.先行词前有不定代词any,some,much,few,little,every,all，theonly,thevery等修饰时3.先行词被形容词最高级或序数词修饰4.先行词中既有人又有物时5.主句以who或which开头的特殊疑问句。（一）找出定语从句、关系词及关系词在从句中的充当的句子成分。1.Itwasatimewhenpeopleweredividedgeographically.2.EmperorQinshihuangunitedthesevenmajorstatesintooneunifiedcountrywheretheChinesewritingsystembegantodevelopinonedirection.3.Therearemanyreasonswhypeoplelearnaforeignlanguage.4.ThesewereanimalbonesandshellsonwhichsymbolswerecarvedbyancientChinesepeople.5.Wehavereachedapointwhereachangedisneeded.Task2关系副词及其用法状语状语状语状语状语（二）归纳关系副词及其用法注意：一些表示抽象地点的名词，如point，case，position，condition，situation等用where引导Therelativeadverb(关系副词)ReferringtoFunctionwhere(=in/atwhich)when(=at/in/onwhich)why(=forwhich)place修饰地点time修饰时间reason修饰原因（三）用正确的关系副词填空。1.Icannotforgettheday_______Ifirstsawyou.2.Thisisthehouse________theylivedaweekago.3.Thereason_____Idon'ttrusthimisthatheoftentellslies.4.Today,we’lldiscussanumberofcases________beginnersofEnglishfailtousethelanguageproperly.whenwherewhywhere（四）用含有关系副词引导的定语从句合并下列句子1．I'llneverforgetthedays.Westudiedtogetherthen.→__________________________________2.Givemeonegoodreason.Ishouldhelpyouforthereason.→___________________________________3．SheisgoingtoliveinChina.ShehassomeclosefriendsinChina.→___________________________________SheisgoingtoliveinChinawhere

shehassomeclosefriends.I'llneverforgetthedayswhenwestudiedtogether.GivemeonegoodreasonwhyIshouldhelpyou.Task3关系副词引导的定语从句注意事项（一）观察例句，总结用法1.Doyourememberthedayswhenwechattedwitheachotherallnight?2.Doyourememberthedaysthat/whichwespentstudyingtogetherintheclassroom?3.Idon'tknowthereason

whyhedidn'tturntohisgoodfriendforhelpyesterday.4.Wewon'tacceptthereasonthat/whichyouhavegiven.5.Canyourecognizethehousewhereyouusedtolivewithyourparents?6.Canyourecognisethehousethat/whichTomsoldthreeyearsago?状语宾语状语宾语状语宾语（二）关系副词引导的定语从句注意事项

表示时间、地点及原因的名词作先行词时，先行词在定语从句中作状语时，应用关系副词；若先行词在定语从句中作主语或宾语时，则应用关系代词。

方法：分析从句句子成分（三）用适当的关系词填空Istillremembertheday______IfirstcametoBeijing.2.Thisisthehospital__________wevisitedyesterday.3.Thisisthehospital______wepaidavisityesterday.4.Thatisthereason______Ididthejob.whenthat/whichwherewhy（一）观察例句，总结用法。1.Itwasatimeatwhich(when)peopleweredividedgeographically.2.Therearemanyreasonsforwhich(why)peoplelearnaforeignlanguage.3.Thesewereanimalbonesandshellsonwhich(where)symbolswerecarvedbyancientChinesepeople.4.YesterdaywevisitedtheWestLakeforwhich(where)Hangzhouisfamous.Task4介词+关系代词=关系副词总结：when/where=介词+whichwhy=for+which(二)选用介词的依据1.根据定语从句中谓语动词的搭配习惯(即固定短语)。(1)YesterdaywevisitedtheWestLakefor

whichHangzhouisfamous.(2)Heisthestudentfromwhomweshouldlearn.2.根据先行词的搭配来选择。(1)Doyourememberthedaysonwhichwechattedwitheachotherallnight?(2)Canyourecognizethehouseinwhichyouusedtolivewithyourparents?onthedaybefamousforlearnfrominthehouse（三）练习：用适当的介词或关系代词填空。1.Iwillneverforgettheday_____whichIjoinedthearmy.2.Doyoulikethesinger_________whomsheoftentalks.3.Themoment_____whichImadethedecisionisexciting. 4.Haveyoufoundthebookfrom______welearntalot?5.Doyouknowthereason_____whichhelostthejob?onaboutatwhichforFillinthetabletocompleteeachphrasewitharestrictiverelativeclause.Thenusethephrasestomakecompletesentences.P64

2thedaywhentheplacewherethereasonwhytheplace/timein/atwhich1234theearthquakehappenedIwasonholidaySheworksnearIdon'tknowThisisthecupboardmyfriendlivesIdidn'tgetapay-riseIfoundGrandma'sglassestheday

whentheearthquakehappened.theplace

wheremyfriendlives.thereason

whyIdidn'tgetapay-rise.inwhichIfoundGrandma'sglasses.Completethepassagewiththecorrectrelativeadverbsorpronouns.Addaprepositionwherenecessary.P64

3WhenIstartedstudyingGerman,itwasastruggle.Thewordsfeltstrangeonmytongue,andthegrammarwouldnotstayinmyhead.ItoldmymumthatIwantedtogiveup,andthatIwouldneverliveinacountry_____________Germanwasspoken.Mymumtoldmethatstudyingalanguagewasnotjustformyfuture.Itwasexerciseforthebrain;themoreIlearntofalanguage,themoremybrainwouldgrow.AndIrememberthatday______________suddenlyfeltlikeGermanwasnolongeraforeignlanguage.

Itfeltlikemybrainhaddoubledinsize.Ihadfinallycometoaplace______________Icouldthinkinthisforeignlanguage,andIcouldseetheworldfromadiferentpointofview.IfeltasifIhadreachedthegoal__________Ihadbeenfightingfor.Icouldopenabookandseemeanings,notjustaseaofwords.Ifinallyunderstoodthereason________________mymumhadencouragedmenottogiveup.Thanks,Mum!where/inwhichwhen/onwhichwhere/atwhichwhich/thatwhy/forwhichconclusion1.关系副词及其用法2.关系副词引导的定语从句注意事项3.介词+关系代词=关系副词追踪练习在横线上填入一个合适的词。1．Wevisitedthehouse________thefamousscientistoncelived.2．Thephotoremindedmeofthedays________Iplayedhide－and－seekwithmysisters.3．This