江苏省新沂市第二中学高中英语《Unit2Grammarandusage(1)》教案新人教版必修5教学目标Sswilllearnhowaverb-ingformcanbeusedasanadjectiveoradverbHowaverb-ingphrasecanbeusedasaverb-ingonitsown.Ssareexpectedtolearnhowtousetheverb-ingandverb-ingphraseindifferentsituation.Ssareexpectedtoapplytheusagestopracticesbyfulfillingsomewrittentasks.重点Howaverb-ingphrasecanbeusedasaverb-ingonitsown.难点Howaverb-ingphrasecanbeusedasaverb-ingonitsown.教法及教具Teaching教学过程教学内容个案调整教师主导活动学生主体活动Step1Introduction一、动词的–ing形式概念动词的–ing形式包括两种:①现在分词：具有形容词和副词特征，可作定语、状语、表语、宾补②动名词：具有名词特征，可作主语，宾语，表语，定语等。e.g.:Therearemanysleepingstudentsinclass.Thelessonisboring.Thestudentsfeelthelessonboring.Feelingthelessonisboring,thestudentsaresleepy.二、时态和语态Vt.主动语态被动语态现在分词一般式(与谓语动doingBeingdone词同时发生)完成式(先与谓语动词之前发生)havingdoneHavingbeingdone时态和语态：1.Hehurriedhome,lookingbehindashewent.2.Havingfinishedtheirwork,theyhadarest.3.Thelargebuildingbeingbuiltisalibrary.4.Havingbeenshownthelab,weweretakentoseethelibrary.三、现在分词的语法功能1.Attributee.g.:1.arunningman2.ThemanrunninginthepictureisLiuXiang.=ThemanwhoisrunninginthepictureisLiuXiang.小结:1.V-ing形式作定语可表示主语所作动作正在进行或表示和所修饰词之间有逻辑主动关系。2.单个V-ing词作定语修饰名词一般置于名词之前3.V-ing词组修饰名词则置于名词之后此时相当于一个定语从句Rewritethefollowingsentenceswithattributiveclauses.Thepeoplesittingbehindusareteachers=Thepeoplewhoaresittingbehindusaresoccerplayers.2.Predicativee.g.:YourjourneyinKenyaisreallyexciting.Whatyoudidwasdisappointing.ThenightmareIhadlastnightwasveryfrightening.现在分词作表语通常表示主语的属性和特征,相当于形容词,含有“令人...",其主语通常是物.3.ObjectComplement:e.g.:Iheardthegirlsingingintheclassroom.Inoticedalongqueueoutsidethebankwaitingforittoopen.Thebabywatchedhisdadshavinghisfacewithgreatinterest.常见的两类接现在分词作宾补的动词：⑴感官动词：see,hear,watch,find,feel,smell,observe,notice,lookat,listento等。⑵使役动词：have,keep,get,leave,make等。特殊的两个区别：1).现在分词作宾补与不定式做宾补的区别。现在分词：动作正在进行。不定式：动作的全过程。试比较：1.Iheardhersingingasongjustnow.(正在进行的动作)2.Iheardhersingasongjustnow.(听见全过程)Practice:Fillintheblankswiththeverbgiveninitsproperform.1.Sixtymillionpeople_____(live)inruralareasaremovingtothecitieseveryyear.2.Thebottle_________(contain)thepoisonwassenttothelaboratory.3.Ourtripwas______________(disappoint).Wedidnotfindanyunusualplants.4.Isawthem______(force)thedooropenwithahammer.5.Thenewswas__________(shock).Allthethreeboatshadsunkinthestorm4.现在分词作状语1).作时间状语,相当于时间状语从句(常同连词when,after,while,once,until等连用)注：当现在分词短语用来表示时间时，可以和when,after等引导的时间状语从句互换Hearingthebadnews,theycouldn’thelpcrying.=Whentheyheardthebadnews,theycouldn’thelpcrying.Havingreceivedhisletter,Idecidedtowriteback.=AfterIhadreceivedhisletter,Idecidedtowriteback.2).作原因状语，相当于原因状语从句。Beingastudent,Imustworkhard.=BecauseIamastudent,Imustworkhard.Beingsoangry,hecouldn’tgotosleep.=Because/As/Sincehewassoangry,hecouldn’tgotosleep.3.作条件状语,相当于条件状语从句Workinghard,youwillsucceed.=Ifyouworkhard,youwillsucceed.Puttingmoresaltintothesoup,youwillfinditmoredelicious.=Ifyouputmoresaltintothesoup,youwillfinditmoredelicious.当现在分词用来表示条件时，可以和if引导的条件状语从句互换4.作伴随状语,相当于并列句Theycameintotheclassroom,singingandlaughing.=Theysangandlaughed;theycameintotheclassroom.e.g.:Thestudentscamein,______________(follow)theirteacher.Mycousincametoseemefromthecountry,_____________(bring)meafullbasketoffreshfruits.5.作结果状语Thefactorykeepsreleasingsmoke,makingtheairdirty.Thefactorykeepsreleasingsmoke,______________________________________(非限制性定语从句)板书设计教学札记
