公开课现在分词做状语

（一）seeinghismother，thebabyburstintolaughter.Beingpoor,hecouldn’taffordaTVset.Walkinginthebeach,Ipickedupsomecolorfulseashells.A.观察下列句子,找出分词动作的发出者。---------------WhenhesawhismotherBecausehewaspoorWhenIwaswalkinginthebeach讨论：什么情况下才能用现在分词做状语？seeinghismother，thebabyburstintolaughter.Beingpoor,hecouldn’taffordaTVset.Walkinginthebeach,Ipickedupsomecolorfulseashells.A.观察下列句子,找出分词动作的发出者。---------------WhenhesawhismotherBecausehewaspoorWhenIwaswalkinginthebeachWhatisthesimilaritiesofthesesentences?现在分词作状语e.g.Seeingthosepictures,sherememberedherchildhood.Whenshesawthosepictures,sherememberedherchildhood.1.从句主语和主句主语一致2.句子的主语是分词动作的发出者你知道哪些状语从句？时间、原因、结果、条件、让步、方式或伴随…现在分词作状语相当于状语从句Holdingthenoteinhishand,hestoodtherequietly.方式Theoldmandied,leavingnothingbutdebts.结果Beingill,shedidn’tgotoschooltoday.原因B辨别句子中分词所表示的状语从句类型Whenleavingtheairport,theywavedagainandagain.时间Stayinghereforsometime,you’llfindthepeopleherearefriendly.条件Whilereadingthebook,henoddedfromtimetotime.时间注意：现在分词短语作时间状语，所表示的动作与主句的动作同时发生，有时可由连词when,while引出。WorkingharderatEnglish,youwillmakegreaterprogress.1.IfyouworkharderatEnglish,youwillmakegreaterprogress.*现在分词短语作条件状语*现在分词动作的发出者是(you)C.把状语从句改写成分词短语并说明其功能2.Becausehewasill,hecouldn’tgotoschool.Beingill,hecouldn’tgotoschool.*现在分词短语作原因状语*现在分词动作的发出者是(he)3.Whentheysawtheirteacher,thestudentsstoodup.Seeingtheirteacher,thestudentsstoodup.*现在分词短语作()状语*现在分词动作的发出者是()时间thestudents4.Althoughtheyfeltverytired，theykeptrunning.Feelingverytired,theykeptrunning.*现在分词短语作让步状语*现在分词动作的发出者是(they)5.Thechildrencameintotheclassroom,andtheylaughedandtalked.Thechildrencameintotheclassroom,laughingandtalking.*现在分词短语作伴随或方式状语*现在分词动作的发出者是(thechildren)1._______atmyclassmates’faces,Ireadthesameexcitementintheireyes.A.LookingB.LookC.TolookD.LookedD.Choosethebestanswer.2.“Can’tyouread?”Marysaid________tothenotice.A.angrilypointingB.andpointangrilyC.angrilypointedD.andangrilypointing3.Whilebuildingatunnelthroughthemountain,_______.A.anundergroundlakewasdiscoveredB.therewasanundergroundlakediscoveredC.alakewasdiscoveredundergroundD.theworkersdiscoveredanundergroundlake4.When____differentcultures,weoftenpayattentiononlytothedifferenceswithoutnoticingthemanysimilarities.A.beingcomparedB.comparingC.havingcomparedD.compared5.ThevisitingMinisterexpressedhissatisfactionwiththetacks,thathehadenjoyedhisstayhere.A.havingaddedB.toaddC.addingD.addedConclusionb.现在分词作状语含有_____和_____意义。现在分词作状语代替状语从句:a.（从句的主语）和（主句的主语）必须一致主动进行HomeworkFinishtheexerciseonP37金榜学案现在分词的时态和语态主动形式被动形式一般式完成式doingbeingdonehavingdonehavingbeendoneComparethefollowingsentencesTurningaround,shesawanambulancedrivingup.Walkinginthestreet,Icaughtsightofatailorshop.Havingfinishedtheclass,shewenthome.Havingworkedamongthepeasantsformanyyears,heknewthemverywell.doing？havingdone？e.g.Turningaround,shesawanambulancedrivingup.Walkinginthestreet,Icaughtsightofatailorshop.⑴当分词的动作是由主语发出，而且和谓语动词同时发生，则用分词的一般形式．2.现在分词何时用完成形式？当分词的动作是由主语发出，而且发生在谓语动作之前，则用分词的完成形式．Havingfinishedtheclass,shewenthome.=Aftershefinishedtheclass…1、WhenIheardthenoise,Iturnedround.=_____________,Iturnedround.2、Becauseheknowstheanswer,hefinishestheexercisequickly.=___________________,hefinishestheexercisequickly.练一练Whentheylefttheairport,theywavedagainandagain.Whenleavingtheairport,theywavedagainandagain..Havingworkedamongthepeasantsformanyyears,heknewthemverywell.=Ashehadworked…