2010年秋季仁爱英语教学案例设计(教案)九年级上册(unit 2 topic 3 section c)

仁爱英语教案UNIT2SAVINGTHEEARTHTOPIC3WOULDYOULIKETOBEAGREENERPERSONSECTIONCTHEMAINACTIVITIESARE1AAND2本课重点活动是1A和2。TEACHINGAIMSANDDEMANDS教学目标1LEARNSOMENEWWORDSTECHNOLOGY,ELECTRIC,WHEEL,STEEL2GOONLEARNINGSOMECOMPOUNDSENTENCES1INMANYCOUNTRIES,PEOPLEPRODUCEPOWERFROMCOAL,BUTITISVERYDIRTYANDCAUSESACIDRAIN2ALTHOUGHELECTRICVEHICLESPRODUCENOPOLLUTION,THEREWILLBEANINCREASEINELECTRICITYNEEDSIFTHEYAREWIDELYUSED3LEARNTHEADVANTAGESANDDISADVANTAGESOFSOMEKINDSOFENERGYTEACHINGAIDS教具挂图/图片/小黑板或幻灯片/录音机FIVEFINGERTEACHINGPLAN五指教学方案STEP1REVIEW第一步复习时间10分钟通过对节能环保知识的复习讨论，导入新课，教学部分生词。1通过对上一课1A的复习，强调怎样做才能成为绿色使者,进一步增强学生的环保意识，同时也营造一种英语氛围，激发学生的学习兴趣。TCANYOUREMEMBERWHATWEHAVELEARNEDINSECTIONBSSYES教师可以出示上一课1A的图片。TWHATAREJANEANDMICHAELDOINGSSTHEYARETALKINGABOUTHOWTOBEAGREENERPERSONTCANYOUTELLMEHOWTOBEAGREENERPERSONSSFIRST,TURNOFFTHELIGHTSWHENWELEAVEAROOMTWHATABOUTTHENEXTSSWALKORRIDEABIKEINSTEADOFTAKINGABUSORATAXITVERYGOODPLEASEGOONSSTAKEACLOTHBAGWHENWEGOSHOPPINGTGREATITSEASIERSAIDTHANDONESOWEHAVETOKEEPONDOINGTHATEVERYDAY2让学生分组讨论节约能源的各种方法，以旧带新，导入新课主题。TWEMUSTNOTONLYPROTECTOURENVIRONMENTBUTALSOSAVEENERGYNOWDISCUSSTHISPROBLEMINPAIRSWHATSHOULDWEDOTOSAVEENERGY采用竞答方式，鼓励学生说出日常生活中所观察到的节约能源的各种方法。TWELL,IMSUREYOUHAVESOMENEWIDEASTOSAVEENERGYPLEASETELLMEONEBYONENOWLETSTALKABOUTHOWTOBEAGREENERPERSONWHOSTHEVOLUNTEERPLEASEHANDSUPS1DONTDRIVEACARIFYOUTRAVELASHORTDISTANCES2WRITEONBOTHSIDESOFTHEPAPERS3DONTUSETHETHINGSTHATCANBEUSEDONLYONCES4AFTERWEWASHFACES,WECANUSETHEWATERTOWASHCLOTHESS5TAKEACLOTHBAGWHENWEGOSHOPPINGS6TURNOFFTHETVSETWHILEWEAREAWAYS7TWELLDONEACTIONSSPEAKLOUDERTHANWORDSIFYOUWANTTOBEAGREENERPERSON,YOUSHOULDDOASWHATYOUSAY3通过学生对节能环保知识的讨论，教师引出文中所讲的新环保事物，出示1A的挂图，导入新课内容，教授生词。TLOOKATTHEPICTURESMAYBETHEYARETHENEWTHINGSTHATYOUHAVENTKNOWNTHEYSHOWUSSOMEFORMSOFENERGYSOMEOFTHEMMAYDOLESSHARMTOOURENVIRONMENTWHATSITINPICTUREASSITSACARTYESWHATABEAUTIFULCARBUTITLOOKSSTRANGE,DOESNTITSSYESTITSANELECTRICCARITWORKSWELL,BUTITSSLOWANDCANTRUNFORLONG板书并讲解，要求学生掌握。ELECTRICADJELECTRICITYNTWHATSITINPICTUREBWHOKNOWSITS8ITSATRAINITCANRUNFASTTYOURERIGHTITSAMAGLEVTRAINITSADVANTAGESAREQUIET,FASTANDCLEAN,BUTITSTOOEXPENSIVE板书并解释，要求学生理解MAGLEVTRAIN。MAGLEVTRAINTOKLETSLEARN1AANDTALKABOUTOTHERWAYSTOPRODUCEPOWERSTEP2PRESENTATION第二步呈现时间10分钟呈现1A，完成1B。培养学生快速查阅字典的能力和快速阅读的能力。1要求学生在字典中快速地查出1A中生词的意思，培养学生快速查阅字典的能力。TTAKEOUTYOURDICTIONARIESLOOKUPTHENEWWORDSIN1AASQUICKLYASPOSSIBLE以比赛的形式检查学生查字典的效果，看哪些同学最先完成。板书并要求学生理解1A中生词POWER,ACID,NUCLEAR,PER,GUIDE了解BIOGAS,STRAW,EFFICIENT掌握TECHNOLOGY,WHEEL,STEEL。2让学生快速阅读1A中的2，为每段找到正确的图片。TREADTHEPASSAGEQUICKLY,ANDCHOOSETHERIGHTPICTUREFOREACHPARAGRAPH3再次阅读，判断下列句子正误。用小黑板或幻灯片出示句子。TREADTHEPASSAGEAGAIN,ANDTHENMARKTRUETORFALSEFPOWER,ACID,NUCLEAR,BIOGAS,TECHNOLOGY,STRAW,EFFICIENT,PER,WHEEL,GUIDE,STEELITSGOODTHATPEOPLEPRODUCEPOWERFROMCOALNUCLEARPOWERISDANGEROUSSOWECANTUSEITCHINAISONEOFTHEFIRSTCOUNTRIESINTHEWORLDTOUSEBIOGASTECHNOLOGYTHEMAGLEVTRAINCANBEUSEDINMOSTOFCHINA师生共同核对答案。4播放录音，让学生跟读，注意语音语调。TNOW,LISTENTOTHETAPEOF1AANDREPEATPAYATTENTIONTOTHEPRONUNCIATIONANDINTONATIONSTEP3CONSOLIDATION第三步巩固时间10分钟巩固1A，完成1B，明确阅读任务，提高阅读能力。1要求学生阅读1A课文，完成1B。明确阅读任务，帮助学生了解，掌握不同的阅读策略，提高学生的阅读能力。TLOOKATTHEFORMIN1BREADTHEPASSAGEAGAINANDFILLOUTTHETABLE几分钟后。TDISCUSSTHEANSWERSINYOURGROUPTHENLETSCHECKTHEMTOGETHER先让学生在小组内讨论，然后师生共同核对答案。2让学生再读1A，找出疑难点，并鼓励他们分组讨论解决疑难点，教师作补充讲解。TREAD1AAGAIN,FINDTHEPOINTSYOUDONTUNDERSTAND,ANDTHENDISCUSSINGROUPS3根据1B表格，复述1A课文，巩固1A。TLETSRETELL1AACCORDINGTOTHETABLEIN1BSTEP4PRACTICE第四步练习时间8分钟学生四人一组讨论，进一步了解节约能源的几种新型发电技术，完成2。1教师出示2中的图片，让学生看图说话。1TNOWPLEASELOOKATTHEFOURPICTURESWHATWAYSDOTHEYUSETOPRODUCEELECTRICITYMATCHTHEPICTURESWITHTHEPROPERSENTENCESABOVE板书，并要求学生理解。2核对答案后，让学生说出图中四种发电方式的优缺点。TWHATSTHEADVANTAGEOFTHESEWAYSS1LESSPOLLUTIONTTHATSRIGHTFOREXAMPLE,LIGHTINGISPOWERFULIFITCANBEMADEGOODUSEOF,THATWOULDBEGREATIMSUREYOUCANDOITONEDAYCOMEON,MYCHILDRENTWHATSTHEDISADVANTAGEOFTHESEWAYSS2ALLOFTHEMMUSTBEUSEDTOPRODUCEELECTRICITYINSOMESPECIALSITUATIONSS3BUTTHEYARELIMITEDS4PEOPLECANPRODUCEELECTRICITYFROMTHESUN,BUTIFTHEREISNOENOUGHSUNLIGHT学生在教师的帮助下回答。2让学生四人一组讨论更多的发电技术，然后向全班汇报。完成2。TNOW,WORKINGROUPSOFFOURTHINKABOUTWHATELSECANBEUSEDTOPRODUCEELECTRICITYTHENREPORTTOTHECLASSSTEP5PROJECT第五步综合探究活动时间7分钟归纳本节课环保节能的方法，同时教育学生学会节约能源以及合理地利用能源。1填写表格，让学生学会如何节约能源，更加合理地利用能源，以增强学生的环保意识。TLOOKATTHEFORMANDTHINKABOUTTHINGSWESHOULDDOEVERYDAYANDTHINGSWESHOULDNOTDOTOPROTECTTHEENVIRONMENT,ANDWHATMATERIALSORWASTETHINGSWECANREUSE,RECYCLEANDREDUCEFILLINTHEBLANKSINGROUPSOFFOURAFTERDISCUSSIONMOVEMENTMONTUEWEDTHURFRISATSUNDAYTHINGNAMETODONOTTODOTODONOTTODOTODONOTTODOTODONOTTODOTODONOTTODOTODONOTTODOTODONOTTODOS1S2S3S4TDISCUSSINGROUPSANDFINISHITASQUICKLYASPOSSIBLE几分钟后。TWHODLIKETOBEAVOLUNTEERREPORTTHEANSWERSOFYOURGROUPTOTHECLASSS52和同桌一起讨论，列出环保的好习惯，教师鼓励学生列得越多越好。完成3。3要求学生在本课找出复合句，教师核对答案并板书。