仁爱版英语九年级上册Unit4Topic1WhenwasitinventedSectionA

Unit4Topic1SectionA教学设计Materialanalysis本课是九年级第四单元第一话题的第一课时。主活动是1a和2。1a通过Kangkang和Jane谈论火箭模型，引入本课的语法：一般过去时的被动语态。1b是检查学生听1a的效果，1c则是检查学生阅读理解的能力。2重点操练bemadeof，bemadefrom和beusedfor。3a以听的形式让学生加深对2a的句型和1a的语法的理解。3b让学生能够把本课的句型和语法正确地说出来。总之，本课把句型和语法充分地融合到听、读、说当中。H・TeachingaimsKnowledgeaims：掌握本课的重点辞汇和短语，初步学习一般过去时的被动语态。Skillaims:能够在听、说、读、写中正确运用一般过去时的被动语态。Emotionalaims:(optional)鼓励学生要勤思考、有理想、争做未来的发明家。Cultureawareness:(optional)了解其他国家的科技发明。血Thekeypointsanddifficultpoints1.Keypoints:Wordsandphrases:lock,metal,bemadeof,bemadefrom,bemadein,beusedfor,beallowedtodosth.Sentences:What'sitmadeof?What'situsedfor?It'susedforlockingthedoor.IwishIcouldgointospacesomeday.Ihopeyourdreamwillcometrue.Grammar:was/were+ppDifficultpoints：bemadeof和bemadefrom的用法辨析。IwishIcouldgointospacesomeday.It'susedforwritingon.Learningstrategies通过温习一般此刻时的被动语态知一般过去时的被动语态，实现从一般此刻时的被动语态到一般过去时的被动语态的转换。通过联系生活实践，来区分bemadeof和bemadefrom。在交流中，重在表意，不要担忧犯错。Teachingaids有关新词的图片/实物(如：数码相机锁)/录音机/小黑板/PPT。TeachingproceduresStage(timeInteractionpatternsTeacheractivityStudentactivityRemarks1period)1RevisiClassStep1:LettheChangethe通过复on&activitySschangethepresent active习一般现在lead-inGroupsentencesinvoiceintopassive时的被动语(10miworkGroupAintovoice.态来过渡到ns)GrouppresentpassiveS1:Englishis一般过去时workvoice.spokenbypeople的被动语态。T:Lookataroundtheworld.以旧引新、比thesesentences较学习能让andtrytochangeS2: The学生更快地themintopassivebananas are掌握新知识。voice.eatenbythe—定要T:xxx,doyoumonkey.把学生说出wanttotrytheS3:..的被动语态firstone?Changethe的句子板书T:Wonderful!Thepastactivevoice出来，为后面secondone?into passive的教学作准Example:voice.备。GroupS1:Basketball如果学Aisinventedbya生能正确地PeoplespeakPEteacherinthe表述过去时EnglisharoundtheUSAinthe的被动语态，world.nineteenth老师直接板Themonkeyscentury.书,如果不eatthebananas.S2:Basketball能，老师要引Waterwasheswasinventedbya导学生总结awaytheearth.PEteacherinthe出来。ThechemicalUSAinthefactorypollutesnineteenththeriver.century.•••S3:ThetreesStep2:werecutdownbyPresentthethe workerssentencesinyesterday.GroupBandS4: ThisencouragetheSsmodelplanewastodiscussinmadebyme.groupsandS5:HewaschangethemintopunishedbyMr.passivevoice,too.Wang.T:YouhaveS6:Thefishdoneverywell.waseatenbytheNowlookatthiscat.groupofObservethesentences.Again,twogroupsofyouchangethemsentencesandtryintopassivevoice,butthistime,youwilldiscussingroupsfirst.T:Anyvolunteers?T:Whichgrouphasdifferentopinions?T:That'snice.HowaboutSentenceTwo?T:Perfect!Example:GroupBAPEteacherintheUSAinventedbasketballinthenineteenthtofindthedifferencesbetweenthem.S1:GroupAisinpresenttensewhileGroupBisinpasttense.S2:Weuse“is”or“are”ingroupA,butweuse“was”or“were”inGroupB.S3:过去时的被动语态。S4:was/were+pp

century.Theworkercutdownthetreesyesterday.Imadethismodelplane.Mr.Wangpunishedhim.Thecatatethefish.•••Step3:LettheSsobservethetwogroupsofsentencesandtrytofindthedifferencesbetweenthem.Movetopastpassivevoice.T:Observethetwogroupsof

sentencesinyourgroupandfindoutthedifferencesbetweenthem.T:Hi,class,haveyoufoundanythingdifferent?T:Yourgroupiswonderfultoday.Anythingelse?T:Great!CanyouguesswhatwecallthesentencesinGroupB?T:Yes.Youmadeit.Couldyoutellmethestructureofit?

ClassStep1:UseLearn the这几个activitypictures, realnewwords.单词需要老IndividuobjectsorPPTtoSs:It'sa师引导才能alworkteach: rocket,rocket.学习。satellite,Ss:..spaceship,metal.Read theT:Lookatthestatementsin1bpicture.What'sandguesstheit?meaningofbePre-lisStep2:Letthemadeof.2teningSs read theS1:被.制成statementsin1bS2:由...制成(4mins)andguessthemeaningofbemadeof.T:Now,readthestatementsin1bandtrytoguess themeaningofbemadeof.T:Whoknows

themeaningofbemadeof?Handsup,please!T: Almostright,butnotexactly.Anyoneelse?T:Goodboy!Yougotit!3While-listening(2mins)IndividualworkLettheSslistento1aanddo1b.T:Now,listento1aanddo1b.Wewillchecktheanswers afterlistening.T: Haseverybodygottheanswers?T:Yes!Youplease.Listento1aanddo1b.S1:No.1isFS2:No.2isFS3:...S4:...

T:Nextone?T:...IndividuStep1:LettheRead thewishalworkSs readthequestionsin1c,表示祝愿、愿Individuquestionsin1c,thenread1aand望要给学生alworkandthenread1afindtheanswers强调这个愿andfindthetothequestions.望不太可能answerstotheS1:Because实现。但不要questions.it'sbadforher讲得太深虚T:Hereare4healthifshe拟语气可以Post-liquestionsin1c.spendstoomuch不提。steningRead themtimeoncomputer4，quickly,andthengames.(12mins)read1aandS2:Arocketunderlinetheisusedforanswerstothesendingsatellitesquestions.Ifyouorspaceshipsfinish,raiseyourintospace.hand,please.S3:...T:Now,it'sRead1atimetochecktheagainandanswers.Pleaseunderlinetheusefullsentencewhileanswering.Whowantstoanswerthefirstquestion?T: Perfectanswer!Whowantstotrythesecondone?T:...Step2:LettheSsread1aagainandunderlinethepassivevoiceandthekeypoints.T:Now,youwillread1aagain.Thistime,youwillunderlinethepassivevoice,thedifficultpointsandkeypoints.passivevoiceandthekeypoints.S1:Iwasnotallowedtoplaycomputergameslastnight.S2:Itwasmadebyme.S3:What'sitmadeof?••••S4:Why“could”isusedinthesecondsentencefromthebottom?Can1use“can”instead?S5:beallowedtodosth.,bebadfor...S6:spend...Whenyoufinish,raiseyourhand.T:First,let'sdealwiththepassivevoice.xxx,please.onsth.,bemadeof...S7:beusedfordoingsth....learn...from...,cometrue..T:Youaresmart.Let'scometothesecondpart:thedifficultpoints.Whohasquestions?T: Goodquestion!It'saveryimportantsentence.It'susuallyusedtoexpresswishes，butit'sunlikelytocometrue.T:Now,what

aboutkeypoints?Comeon!IndividuStep1:LettheRead the这个部alworkSs read theexamplesin2and分分成两步Pairworkexamplesin2andfind the骤来完成较find thedifferences好。第—，帮differencesbetweenExample助学生区分betweenExampleOneandExamplebemadeofOneandExampleTwo.和bemadeTwo.S1:“Bemadefrom的用FinishiT:Now,readof”isusedin法。第二，如ngtheexamplesin2Example1and何运用介词。5Task2andfindthe“bemadefrom”理解这两点,(5mindifferencesis used in有利于学生s)betweenExampleExample2.构建对话。学OneandExampleS2:Thereisa生不能解释Two.preposition清楚的老师T: What“on” after要补充。老师differenceshave“write”, but在此过程中,youfound?thereisno顺便解释：T: Superb!prepositionafterlock。为了简Whatelse?“lock”.单明了老师可以用汉语解释因为涉及到不少术语，学生难以听懂。可以用汉语解释因为涉及到不少术语，学生难以听懂。T:Right!Ifyoucanseethematerialwithyournakedeyes,youshoulduse“bemadeof”.Ifnot,use“bemadefrom”. Forexample,thelockismadeofmetal.Youcanseeitclearlywithyournakedeyes.But,asforthepaper,youcan'tseewooddirectlywithyournakedeyes,soyousaythepaperismadefromwood.Now,lookatthepicturesbelowthedialogs.SeeifyouSs:Bemadeof.Ss:Bemadeof.•••Makeupsimilardialogsinpairs.S1:Whatsthecomputerdeskmadeof?S2: It'smadeofwoodS1:Whatsitusedfor?S2:Itsusedforputtingcomputerson.canseethematerialwithyournakedeyes.T: Let'scheck.Computerdesk,bemadeoforbemadefrom?T:Chopsticks?•••T:Welldone!Howdowedecidewhethertouseapreposition ornot?Theansweris:iftheactionisdonebytheobjectitself,thereisnoneedtouseapreposition,and计not,thenapreposition isneeded.

Step2:LettheSsmakeupsimilardialogsinpairs.T:Now,let'sdopairwork.Makeupsimilardialogs.Goahead!T:I'dlikesomepairstoactoutyourdialogs.Whichpair?T:...IndividuStep1:LettheLearnthealworkSslookatthenewwords,listenFinishiIndividupicturesin3atoto3aandnumberngalworklearnthenewthepictures.7TaskwordslaptopandSs:Itsa3adigital,andthencomputer.(5minlistento3aandSs:It'sas)number thepictures.T:Doyoucamera.Ss:..Listento3aknowwhatthepicture1is?T:Yes,butwecallitalaptop.Becauseweusuallyputitonthetopofourlapwhileusingit.knowwhatthepicture1is?T:Yes,butwecallitalaptop.Becauseweusuallyputitonthetopofourlapwhileusingit.T:Howaboutthepicture3?T: It'sadigitalcamera.T:Now,youwilllistento3aandnumberthepictures.T: Checkanswers!Step2:LettheSslistento3aagainandfillinagainandfillinthetablein3a.S1:Itsmadeofplastic.S2:Itsusedfor....S3:...thetablein3a.T:Listento3aagainandfillinthetablein3a.T:Now,let'schecktheansweronebyone.First,laptop.Whatisitmadeof?T:Whatsitusedfor?T:...8FinishingTask3b(3mins)PairworkLettheSsreadtheexamplein3b,andthenmakeupsimilardialogsinpairsbasedontheinformationinthetablein3b.T:First,readtheexamplein3b,andthenmakeupRead theexamplein3b,andthenmakeupsimilardialogsinpairsbasedontheinformationinthetablein3b.S1:Whatisacellphonemadeof?S2:Itsmade

similardialogsinofplasticandpairsbasedonrmationintheS1:Whatsittablein3a.usedfor?T:Goodnews!S2:ItsusedIwillhaveaphotofor makingwiththefirstpair!telephonecalls.WhichpairwillbeS1:...thefirstone?S2:...ClassStep1:LettheSumup