现在分词作状语详解.ppt

,Welcometomyclass,现在分词作状语北京西藏中学潘辉文2008-7-1,Leading-in,测一测看一看Areyoufamiliarwiththesesentences?Readthemandtrytogetthemeaningofeachsentence.,1.FewvisitorsleaveRiofeelingdisappointed.2.NotknowingmuchEnglish,Ifoundithardtounderstandthem.3.Whilewalkingalongtheshore,wesawthatthewaterwasverydirty.4.Beingtheheadofthevillage,heoftentellsthevillagerstoprotectthefarmland.(chosenfromUnit15ofSeniorBookII),思考一下以上四句话中划线部分的用法,以上四句话都属于现在分词作状语的用法，那么现在分词作状语有那些用法呢？,DiscoveringProblems,SolvingProblems,现在分词作状语的用法,1.时间状语相当于when,while,after等引导的时间状语从句,1.Hearingthegoodnews,hejumpedwithjoy.=Whenheheardthegoodnews,hejumpedwithjoy.,2.HavingturnedofftheTV,hebegantodohishomework.,3.Becarefulwhencrossingthestreet.,=AfterheturnedofftheTV,hebegantodohishomework.,=Becarefulwhenyoucrossthestreet.,4.Seeingthosepictures,hecouldnthelpthinkingofthosedaysinTibet.,5.Arrivingatthestation,hefoundthetrainwaslate.,=Whenhesawthosepictures,hecouldnthelpthinkingofthosedaysinTibet.,=Whenhearrivedatthestation,hefoundthetrainwaslate.,实践练习,完成学案中练习一,Answers,2.Hearingthebadnews,hefeltverysad.,3.Arrivingatthestation,hefoundtheshopwasclosed.,4.SeeingZhaXi,IcouldnthelpthinkingofthehappydaysinTibet.,5.Havingreceivedhisletter,Idecidedtowriteback.,1.见黑板,2.原因状语(相当于原因状语从句）,1.Beingsoangry,hecouldntgotosleep.,=Becausehewassoangry,hecouldntgotosleep.,=BecauseIamateacher,Imustworkhard.,=Becausehehadnotreceivedhisfathersletter,hedecidedtotelephonehim.,2.Nothavingreceivedhisfathersletter,hedecidedtotelephonehim.,3.Beingateacher,Imustworkhard.,实践练习,完成学案中练习二,Answers,2.Beingtoonervous,hecouldntspeakaword.,3.Beingastudent,Imuststudyhard.,1.见黑板,3.伴随状语(没有相应的状语从句可以转换，但可以转换成并列句）,1.Theycameintotheclassroom,singingandlaughing.,3.Hesatthereinsilence,consideringhowtosolvetheproblem.,=Theycameintotheclassroomandtheysangandlaughed.,2.Shesatinanoldchair,watchingTV.,=ShesatinanoldchairandwatchedTV.,=Hesatthereinsilenceandconsideredhowtosolvetheproblem.,实践练习,完成学案中练习三,Answers,2.Hewentoutoftheroom,singingasong./,1.见黑板,3.Hesatthereinsilence,consideringhowtoanswerthequestion.,holdingabookinhishand.,4.结果状语(可转化为结果状语从句）,1.Igotuplatethismorning,notcatchingtheearlybus.,2.Heshoutedinsuchaloudvoice,makingthegirlcry.,=Igotuplatethismorning,soIdidntcatchtheearlybus.,=Heshoutedinsuchaloudvoicethathemadethegirlcry.,实践练习,完成学案中练习四,Answers,1.见黑板,2.Shetoldusamovingstory,makingallofuscry.,3.Shereturnedhome,findinghisparentswerenotathome.,findingthecameraonthedeskmissing.,学习了，实践了，问题解决了吗？赶快来小试牛刀吧！,高考点击,1._thatshewasgoingofftosleep,Iaskedifshedlikethatlittledollonherbed.(08北京卷24题）A.SeeingB.ToseeC.SeeD.Seen,2.HeisastudentatOxforduniversity,_foradegreeofcomputerscience.(07北京29题）A.studiedB.studyingC.tohavestudiedD.tobestudying,3._,themoreexpensivethecamera,thebetteritsquality.(07全国卷二17题）AGeneralspeakingBSpeakinggeneralCGenerallyspeakingDSpeakinggenerally,A,B,c,4.Thestormleft,_alotofdamagetothisarea.(05全国二卷32题）A.causedB.tohavecausedC.tocauseD.havingcaused5.Dontsitthere_nothing.Comeandhelpmewiththistable.(06湖北卷34题）A.doB.todoC.doingD.anddoing6.“Youcantcatchme！”Janeshouted,_away.(05全国二卷20题）A.runB.runningC.torunD.ran7._withsomuchtrouble,wefailedtocompletethetaskontime.(06四川33题）A.FacedB.FaceC.FacingD.Toface,D,C,B,A,Tips,1.凡是见到havingdone,havingbeendone,都是“已经”，或“动作分先后”。2.记住下列常用短语Judgingby/from根据判断Generallyspeaking一般说来Speakingof谈到Accordingto根据Considering考虑到Supposing假使，如果,Summary,1.现在分词作状语，可以表时间，原因，伴随，结果等，大部分可转化成相应的状语从句,2.现在分词作状语，可放在句首或句尾。,3.现在分词的否定式在前面加not,4.状语从句要转化成现在分词作状语，其从句的主语和主句的主语必须保持一致，否则不能转化。,PerfectWayofLearningEnglish,ShowconfidenceDiscoverproblemsSolveproblemsRemembermorePractisemoreKeepwalking,Homework,1.Reviewthepointsandthesentencesinthehandout.2.Finishthelastexerciseinthehandout.3.PreviewtheV-edform.,提出一个问题往往比解决一个问题更重要,所以我们要善于发现。解决问题就像战场上炸碉堡，所以要善于各个击破。,Thanksforyourtimeandpatience!,转化时主语一致,2.Whentheteachercamein,thestudentswerereading.,1.Whenhearrivedatthestation,hefoundthetrainwaslate.,he,he,=Arrivingatthestation,hefoundthetrainwaslate.,theteacher,thestudents,从句和主句主语不一致，不宜改成现在分词作状语,Optionone:过去分词,分词包括现在分词和过去分词，区别:,分词做状语的基本原则：分词的逻辑主语必须与句子的主语保持一致。分词作状语时必须和句中主语有逻辑上的主谓关系或动宾关系，否则不能用分词作状语,主谓关系用doing,动宾关系用done,例：Youshouldbecarefulwhencrossingthestreet.(you与cross之间是主谓关系）Givenenoughtime,hewilldothejobbetter.(he与give之间是动宾关系，所以用given)Theteacherwaswipinghertears,surrounedbythestudentswhowouldgobackhome.(身边围着即将返回家的学生们，theteacher和surround是动宾关系）,1.Thechildrenwenthomefromthegrammarschool,theirlessons_fortheday.(07重庆25题）A.finishingB.finishedC.hadfinishedD.wentfinished2._forthebreakdownoftheschoolcomputernetwork,Alicewasinlowspirits.（06福建33）A.BlamingB.