高中英语公开课课件-语法 47页

Welcome!Maria.Suzhou,China2012.4.11＋\nTheme-basedGrammerLearning(ModalVerbs)Maria.Suzhou,China\nLearninggoals:Attheendofthislesson,youwillbeableto*masterthegeneralmeaningsandfunctionsofmodalverbs:can(could),may(might),must,oughtto;*writeacompositionentitled"SaveTaihuLake"throughtheme-basedgrammerlearning;*arouseawarenessofwaterprotection.\n；\n1.Ability(能力):LiuXiang_____runthe110mhurdleracewithin13seconds.can\nI’msotired!Ihavetodothetrainingforatleast10hoursaday!2.Obligation(义务):…yethe____workhardtowinthegoldmedal.AlthoughLiuXiangissogiftedinhurdlerace…must\nAttention:advisabilitynecessityoughtto/shouldhavetomustYourmotherbringsyouupandtakesgoodcareofyou,sowhensheisold,you___lookafterherinreturn.A.canB.mayC.havetoD.must\nShiDongpeng_______winamedalattheOlympicGames.Althoughthechanceofwinningamedalissmall,I’lltrymybest!3.Certainty(可能性)might\nAttention:veryuncertainalmostcertainmightmust/can'tmaycouldoughtto/should1.He_____beathome.2.He_____beathome,forhejustcalledmefromhishome15secondsago.A.mayB.mightC.mustA.mayB.mightC.must(can)\n4.Permission(允许):______IeatKFCifIwinthegoldmedal?May\n5.Makingrequests(提出要求):________youhelpmewithmytraining?Idon’tknowhowtousethisequipment!willcancouldwouldinformalformalCan\n6.Makingsuggestions(提出建议)_____wedothetraininginthemorning?It’stoohottotakeexerciseintheafternoon.Shall\n7.Makingoffers(提供帮助):Don’tworry,dear,I_____washthemrightaway.Mom,mydirtyclotheshavebeenpiledup!Idon’thavetime……will\n8.Givingadvice(提出意见):You__________________eatsomuchbeforerunning.Howdelicious!!!shouldnot/oughtnotto\nWeusemodalverbstotalkabout:1.Ability（能力）2.Obligation（义务）3.Certainty（可能性）4.Permission（允许）5.Makerequests（提出请求）6.Makesuggestions（提出建议）7.Makeoffers（提供帮助）8.Giveadvice（提出意见）\nJack—Ihavegoodnewsforyou!Rose—What?Jack—Theeducationaldepartmenthascarriedoutrulestoreducestudents'toomuchstudyload.Rose—Really?Ifso,Idon’t_______stayuplatetodosomuchhomeworkandmymom_____allowmetoplaycomputergames.Jack—ThebestthingIthinkisthatI_____havemoresparetimetotakeexerciseafterclass.Rose—Sure.Bytheway,whoisyourfavoritesportsstar?Jack—LiuXiang,I_______say.Rose—Tellmesomethingabouthim.Jack—Noproblem.havetocanmayshouldcan,may,must,should,haveto\n1.Whatisfollowedaftermodalverbs?A.todoB.doC.doingD.done2.Thenegativeform?3.Classification1).modalverbs:can(could),may(might),must,oughtto2).modalverbs¬ionalverbs(实义动词):need,dare3).modalverbs&auxiliaryverbs(助动词):shall(should),will(would)4).have(had)to,usedtoModalverbs:summarymodalverb+not\nUsemodalverbstotalkaboutWaterCrisisCurrentSituationofWaterCrisis1CausesofWaterCrisis2MeasurestobeTaken3\nCurrentSituationofWaterCrisis1\ndrought\nPollutedWater\nPeople'swish\nMeaningsbehindthepicturesItisagroupofpicturesabout___________(水资源危机).Fromthepictureswecanseewatershortageisseriousandpeoplearesufferingfromp_____andd_______.clipwatercrisisroughtollution\nWhathavecausedthewatercrisis?\nWhatshouldhavecausedthewatercrisis?Theremustn'tbeonesingleanwser.Somesayrapideconomicgrowthandrisingdemandforwaterresourcesmaycreateawatershortageinthepasttenyears.Othersfirmlybelievethatindustrialandagriculturalwaterpollutioncouldbethemostdangerousfactorasitposesaseriousthreattowaterquality.________________________________________________couldcan'tmayhavecreatedmustCausesofWaterCrisis2\nCausesoftheWaterCrisisWhatcouldhavecausedthewatercrisis?Therecan'tbeonesingleanswer.Somesayrapideconomicgrowthandrisingdemandforwaterresourcesmayhavecreatedawatershortageinthepasttenyears.Othersfirmlybelievethatindustrialandagriculturalwaterpollutionmustbethemostdangerousfactorasitposesaseriousthreattowaterquality.___________________________________________________________________________________\nMakingreferences(表示推测)eg.Whatcouldhavecausedthewatercrisis?eg.Economicgrowthandrisingdemandforwaterresourcesmayhavecreatedawatershortageinthepasttenyears.1).Makereferencesaboutthingshappendmodalverb+______A.doB.bedoingC.havedone\nMakingreferenceseg.Therecan'tbeonesingleanswer.eg.Industrialandagriculturalwaterpollutionmustbethemostdangerousfactorasitposesaseriousthreattowaterquality.2).Makereferencesaboutthepresentandfuturesituations:modalverb+_______A.doB.bedoingC.havedone\neg.Sinceyouaresocuriousabouttheusageofmodalverbs,youmustbelisteningverycarefulnow.3).Makereferencesaboutwhatishappeningnow:modalverb+________A.doB.bedoingC.havedone\nExpressingregrets1.Weoughttohaveplantedmoretrees.1).当刷牙的时候我们本不该让水一直流.Weshouldn'thaveleftthewaterrunningwhenbrushingteeth.2).(2011全国卷,32)They______havearrivedatlunchtimebuttheirflightwasdelayed.A.willB.canC.mustD.shouldshould/oughttohavedone本应该做……(但实际没做)shouldn't/oughtnottohavedone本不该做……(但实际做了)\n2.Wecouldhavetakenactionsearlier.eg.人们本来能够保护太湖水不受污染.WecouldhaveprotectedthewaterofTaihufrombeingpolluted.couldhavedone本来能够做(但实际没做)can't/couldn'thavedone绝对不可能做过\nneedhavedone本来需要做(但实际没做了)needn'thavedone本来不需要做(但实际做了)musthavedone一定做过can'thavedone不可能做过may/mighthavedone本来可能做(但实际没做了)may/mightnothavefinished可能不eg.我们一定是做了违背自然规律的事情,不然不会遭受水危机之苦.Wemusthavedonesomethingagainstnature,orweneedn'thavesufferedsomuchfromwatercrisis.\n1.他一定是完成作业了,不然他不会在那看电视.2.我本来应该更加努力,那样我就能顺利通过考试了.3.你本来能够做的更好的,但你太粗心了!4.她昨天缺席会议,否则她或许会说些她后来感到后悔的事情的。Hemusthavefinishedhishomework,otherwisehewouldn'tbewatchingTVthere.Ishouldhavestudiedharder,sothatIwouldhavepassedtheexam.Shewasabsentfromthemeetingyesterday,orshemighthavesaidsomethingshewouldregretlater.Youcouldhavedoneitbetter,butyouweretoocareless!\n1.–IsawMaryinthelibraryyesterday.-You_____her.Sheisstillabroad.A.mustn’tseeB.can’thaveseenC.mightnothaveseenD.couldn’tsee2.-WhencanIcomeforthephotos?Ineedthemtomorrowafternoon.-They_____bereadyby12:00.A.canB.shouldC.mightD.need3.—They___bedoingtheexperimentinthelab.—Why？—Becausethelightsarestillburning.A.couldB.canC.mustD.wouldConsolidation\n4.（2011北京卷,24）——Idon’treallylikeJames.Whydidyouinvitehim?——Don’tworry.He______come.Hesaidhewasn’tcertainwhathisplanswere.A.mustnotB.neednotC.wouldnotD.mightnot5.（2011陕西卷,22）I_____throughthatbitterperiodwithoutyourgeneroushelp.A.couldn’thavegoneB.didn’tgoC.wouldn’tgoD.hadn’tgone6.(2010安徽32）Jackdescribedhisfather,who______abraveboymanyyearsago,asastrong–willedmanA.wouldbeB.wouldhavebeenC.mustbeD.musthavebeen\nSaveWater,SaveLifeNowadayspeopleshowgreatconcernforwatercirisisinChina.Alotoffactors__________________thewatercrisis.There_______beonesinglereason.Ontheonehand,therapideconomicgrowthandrisingdemandforwaterresources__________________awatershortage.Ontheotherhand,industrialandagriculturalwaterpollution________themostdangerousfactor.ListeningTaskMeasurestobeTaken3\nAsweallknow,waterisessentailtohumanbeings.Therefore,effectivemeasures__________takenimmediatelytosecureourlives.Tobeginwith,thegovernmentsofalllevels________formulaterulesandregulations.Inaddition,factoriesintownsandcities________forbiddenfromdrainingwasteliquidsintoriversbeforetheyaretotallytreatedandpurified.Lastbutnotleast,eachcitizen__________saveeverydropofwaterindailylife.Onlyinthiswaycanwesavenotonlyhugeamountsofwaterbutalsoourlives!\nSaveWater,SaveLifeNowadayspeopleshowgreatconcernforwatercirisisinChina.Alotoffactors__________________thewatercrisis.There_______beonesiglereason.Ontheonehand,therapideconomicgrowthandrisingdemandforwaterresources__________________awatershortage.Ontheotherhand,industrialandagriculturalwaterpollution________themostdangerousfactor.ListeningTaskmighthavecausedcan'tmighthavecreatedmustbemakereference\nAsweallknow,waterisessentailtohumanbeings.Therefore,effectivemeasures__________takenimmediatelytosecureourlives.Tobeginwith,thegovernmentsofalllevels________formulaterulesandregulations.Inaddition,factoriesintownsandcities________forbiddenfromdrainingwasteliquidsintoriversbeforetheyaretotallytreatedandpurified.Lastbutnotleast,eachcitizen__________saveeverydropofwaterindailylife.Onlyinthiswaycanwesavenotonlyhugeamountsofwaterbutalsoourlives!shouldbeoughttomustbeshouldgivesuggestions\nTaihuLake\nPollutedTaihu\n近几年太湖水危机(富营养严重,蓝藻暴发,水质恶化),引起了人们的高度关注.请根据以下要点,写一篇文章介绍太湖水质被污染的问题寻找原因并分析对策.原因:1.化肥流失2.生活污水3.工业污染措施:1.政府:继续开展打捞太湖蓝藻作业2.工厂:严格控制排污3.个人:日常生活节约用水(字数:120-150)蓝藻bluegreenalgae['ældʒi:]生活污水domesticsewage化肥fertilizer['fə:tilaizə]富营养eutrophication[ju:.trɔfi'keiʃən]['sjuɪdʒ]WritingTask\nSaveTaihuLakeNowadayspeopleshowgreatconcernforwatercirisisinTaihuLake.___________________________________________________________________________________________________________________________________________________________.must,can(could),may(might),oughttolinkingverbsmodalverb+dofirst,second,thirdmodalverb+havedoneontheonehand,ontheotherhandmodalverb+bedoingtobeginwith,inaddition,finally\nHomework:creativewritingImaginthatyouareafishinTaihuLake.PleasewritealettertoSuzhoucitizens,describingyourhappylifeintheclean,beautifulwaterandyoursufferingsinthepollutedriverandgivingyoursuggestins.1.usemodalverbsasmanyaspossible2.uselexicalchunkswelearntoday3.120-150words\nTeachingreflection1.用激光笔翻页PPT,注意教态:不要背对着学生(自己根本没有意识到),要与学生有眼神和体态的交流!2.全英语授课,语法内容又为情态动词,学生接受难度比较大.(公开课是否能用中文?)3.最缺的:与学生的互动和交流!4.教学内容:重点不突出!可删掉所有其他,只保留情态动词表示对过去的推测的用法!5.教学设计的时候过多的关注了教学的教,忽略了学生的学.6.学生做题目(翻译和单选),教师不需要朗读题干.要调整!\nAdvantages1.语法设计的创新尝试2.主题式语法设计,可以尝试3.强调语境,强调语法项目在具体语境中的语用功能,是语法教学以后的方向.4.教学过程本身一点都不紧张,但还是要注意课堂语言的规范使用.偶有slipoftongue\nWorktocontine如何突出学生的主体地位,加强课堂的师生互动?