高中英语选修6 unit4 global warming教案人教新课标文档格式.docx

高中英语选修6 unit4 global warming教案人教新课标文档格式.docx

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Perhapstheyshould/oughttodo...

词汇

compare,graph,phenomenon,fuel,quantity,per,data,catastrophe,climate,consequence,state,range,glance,widespread,decrease,steady,steadily,average,existence,outer,electrical,motor,can（n.）,microwave,nuclear,disagreement,titlecompareto,comeabout,quantitiesof,resultin,buildup,keepon,onthewhole,makeadifference,putupwith,solongas,andsoon

语法

“It”usedforemphasis

Itishumanactivitythathascausedthisglobalwarming.

Ⅲ.教材分析与教材重组

1.教材分析

本单元以Globalwarming为主线，旨在通过单元教学使学生经过思考、学习，认识到全球变暖的起因和它所带来的种种后果。

同时鼓励学生进一步阐述地球所面临的其它严重问题，激发学生的环保意识。

引导学生运用所学语言、句式表达自己对这些现象的看法，培养他们为自己的观点辩论的能力，并能运用所学知识写一篇有关环境问题的论文。

2.课型设计与课时分配

1stPeriodSpeakingandListening2ndPeriodReading

3rdPeriodExtensiveReading4thPeriodLanguageStudy

5thPeriodDrills6thPeriodWriting

Ⅳ.分课时教案

TheFirstPeriodSpeakingandListening

Teachinggoals教学目标

1.Targetlanguage目标语言

a.重点词汇和短语

energy,light（v.）,heat（v.）,renewable,non-renewable,fuel,blame,runout

b.交际用语

Expressingagreementanddisagreement

Idon’tthinkthat’sright.I’mafraidyouarewrong.

2.Abilitygoals能力目标

Enablethestudentstotalkaboutdifferentsourcesofenergyandexpresstheirownideas.

3.Learningabilitygoals学能目标

Helpthestudentslearnhowtogivetheirideasabouttheuseofenergy.

Teachingimportantpoints教学重点

Enablethestudentstoexpressagreementanddisagreement.

Teachingdifficultpoints教学难点

Enablethestudentstolearnhowtoexpressagreementanddisagreement.

Teachingmethods教学方法

Brainstorming,listeningandgroupwork.

Teachingaids教具准备

Ataperecorderandacomputer.

Teachingprocedures&

ways教学过程与方式

StepⅠRevision

Checkthestudents’homeworkandhaveadiscussionwiththestudentsaboutthemistakesMarymade.Letthestudentshaveaclearunderstandingaboutthemistakesandthencorrectthem.

StepⅡWarmingup

Sampleanswers:

Renewable

Non-renewable

Windpower

Coal

Solarpower

Naturalgasandoil

Hydroelectricpower

Nuclearpower

StepⅢListeningandDiscussing

T:

Nowpleaseturntopage31.Let’sdolistening.Beforeyoulistentothetape,pleasereadfastthestatementsinExercise1tofindoutthelisteningpoints.Paymuchattentiontothekeypointswhilelistening.

Playthetapeforthefirsttime.Helpthestudentsgetageneralunderstandingaboutthedialogue.ThestudentslistenandtrytofinishExercise1.Playthetapeagain,trainthestudents’abilitytospotspecificinformationandunderstandtheimplicationinthedialogue.ThestudentslistenandfinishExercise2.

Severalminuteslater.

StepⅣHomework

1.Reviewthenewwordsandexpressionsyoulearnedinthisclass.

2.PreviewReading.

TheSecondPeriodReading

compare,phenomenon,graph,fuel,trap,data,climate,catastrophe,consequence,range,per,glance,compareto,comeabout,fiercedebate,resultin,buildup

b.重点句式

Thereisnodoubtthattheearthisbecomingwarmer.P26

Withoutthe‘greenhouseeffect’,theearthwouldbeaboutthirty-threedegreesCelsiuscoolerthanitis.P26

Theyalsoagreethatitistheburningofmoreandmorefossilfuelsthathasresultedinthisincreaseincarbondioxide.P26

Enablethestudentstotalkaboutthecausesandeffectsofglobalwarming.

Helpthestudentslearnhowtotalkaboutthecausesandeffectsofglobalwarmingandexpressideasaboutwhatpeopleshoulddoaboutit.

Teachingimportantpoints教学重点

Helpthestudentslearnhowtodebateoverthetopic“Weshoulddonothingaboutglobalwarming.”

Enablethestudentstolearnthewritingskillsofthetextandgetabetterunderstandingofarticlesofthiskind.

Listening,readingandgroupwork.

Teachingaids教具准备

Arecorderandacomputer.

Checkthehomework.

Reviewtheusefulexpressionsaboutagreementanddisagreement.

Showthestudentssomepicturesonthescreen.Thestudentshavetogivenamesofdifferentenergysourcesrelativetothepicturesanddeicidewhichenergysourcesarerenewableandwhicharenot.Thenaskthestudentstotelltheeffectsofusingtheseenergysources.

StepⅡPre-reading

StepⅢWhile-reading

Getthestudentstoreadthepassagefastandmeanwhilehelpthestudentsformagoodhabitofreading.

Afterafewminutes.

Howmanypartscanthistextbedividedinto?

Anydifferentideas?

OK.Nowlet’sfinishtheformonthescreen.

Showtheformonthescreenandletthestudentscompletetheform.

Mainideasofeachpart

Writingtechniques

StepⅣComprehending

LetthestudentsreadthepassageagaintofindouttheanswerstothequestionsinExercises1and2.

Nowlet’slistentothetape.Whilelistening,paymoreattentiontospecificinformation.Thenreadthewholepassagebyyourselves.TrytofindouttheanswerstoquestionsinExercises1and2.Youmayworkingroups.

StepⅤDebate

Getthestudentstodebateoverthestatement:

Weshoulddonothingaboutglobalwarming.Letthemworkingroupsofsixtoprepareit.

Nowyouaregoingtohaveadebate:

Weshoulddonothingaboutglobalwarming.Pleasefollowtheseinstructions.

Putthefollowinginstructionsonthescreen.

●Getintogroupsofsix.Decidewhichthreeinyourgrouparegoingtoagreewiththestatement（GroupA）andwhichthreearegoingtodisagreewiththestatement（GroupB）.

●GroupAdiscusswhytheyagreewiththestatement;

GroupBdiscusswhytheydisagree.

●GroupAandBgettogether.Telleachotherthereasonswhyagreeordisagreewiththestatement.

Wedon’thavetimetodoitinclass.Pleasefinishitafterclass.TrytocollectasmuchinformationaspossibleontheInternetandshareitwiththeothersinclass.NextclassI’llgetsomegroupstoactoutyourdebates.

StepⅥHomework

1.Readthepassageagainandreviewthenewwordsandexpressions.

2.Preparethedebateingroups.

3.PreviewUsingLanguage―WHATCANWEDOABOUTGLOBALWARMING？

TheThirdPeriodExtensiveReading

pollution,electrical,motor,can（n.）,microwave,disagreement,title,makeadifference,putupwith,leaveanelectricalapplianceon,solongas,andsoon

b.重点句式P30

Together,individualscanmakeadifference.

Ittakesalotofenergytomakethingsfromnewmaterials…

Remember—yourcontributioncounts.

Getthestudentstorealizewhatindividualscandoaboutglobalwarming.

Learnwhattodoindailylifetoreducethecarbondioxidecontentintheair.

Enablethestudentstoknowwhattodoindailylifetoreducethecarbondioxidecontentintheair.

Enablethestudentstolearnhowtomakeaposter.

Listening,skimmingandgroupwork.

StepⅠRevision

Checkthestudents’homeworktoseewhethertheyhavemasteredwhattheylearntlastclass.

Checktheirgroupwork—debate.

StepⅡLead-in

StepⅢListeningandReading

Getthestudentstoreadthetwolettersandthenfillinthetableonpage30.

Skimthelettersandfindwhothewritersareandwhattheirpurposeofwritingthelettersis.

ScantheletterandlistEarthCare’ssuggestionsandtheningroups,discusswhetheryouthinkyoucancarryouteachsuggestion.Givereasonsforyouranswers.

StepⅣMakingaposter

Helpthestudentslearnhowtomakeaposter.Theteachermaycollectsomepostersorpicturesabouttheenvironmentandshowthemtothestudentsinclass.

StepⅤHomework

Finishtheposter.

TheFourthPeriodLanguageStudy

glance,widespread,decrease,steady,average,existence,outer,onthewhole

Itishumanactivitythathascausedthisglobalwarming.P29

…itistheburningofmoreandmorefossilfuelsthatisresultinginthisincreaseincarbondioxide.P26

Learnabout“it”usedforemphasis.

Helpthestudentslearnhowtousenewwordsandexpressionsofthisunitandhowtouse“it”foremphasis.

Thestructureof“Itis...that...”.

Teachthestudentshowtomastertheuseof“it”foremphasis.

Explanationandpractice.

Acomputer.

Asampleposter:

WhatCanWeDoaboutCarbonDioxide?

Carbondioxideisoneofthemaincausesofglobalwarmingwhichwillbringtheearthcatastrophe.Hereareafewwaysthatindividualscanfollowtoreduceitscontentintheair.

●Turntheelectricalappliancesoffifyouarenot