八年级英语下册 chapter 3 environment periodⅱ教案 牛津深圳版

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1、Chapter3Environment(PeriodⅡ)Teachingmaterial:OxfordEnglish8BTeachinggoals:1.KnowledgegoalStudentsareabletohaveadetailedunderstandingofthereadingtext.2.Abilitygoals(1)Knowabouttheeffectsofthegreenhouseeffectanddestructionofrainforests(2)Practicespeakingthroughthefourmaintopicsinthereadingt

2、ext(3)Learntoworkingroups3.EmotionalgoalStudentsraisetheirawarenessofprotectingtheenvironmentasgreenconsumersImportantpoints:DetailedunderstandingofthefourmaintopicsinthereadingtextDifficultpoints:Twoenvironmentalproblems(thegreenhouseeffect,destructionofrainforest)TeachingProceduresStep1

3、Leading-in1.Singasong2.WatchthevideoWaterWorldandthenanswersomequestionsaboutthevideotoleadinthenewlesson.Step2Pre-readingRaisethetwoenvironmentalproblemsStep3While-reading1.Learnaboutthefirstenvironmentalproblem:thegreenhouseeffect;lBrainstorming:Isgreenhouseeffectimportantorharmful?lUse

4、thekeywordstotalkabouttheimportanceandharmfuleffectsofthegreenhouseeffect2.Learnaboutthesecondenvironmentalproblem:destructionofrainforestslWatchavideoandraisethetopic.lAsksomequestionsaboutthetopicWhatcantreesdoforus?Whatmayhappeniftreesarecutdown?1.Talkaboutthecausesoftheaboveenvironmen

5、talproblem—badhabitslFreetalk:humanbeings’badhabitsofpollutingtheenvironmentlResultsofthebadhabits,raisethephrase-environmentallyfriendly2.AsurveyaboutthetextlFinishasurveyforminagroupoffourandtwostudentsreporttheresultsStep4Post-readingAtask:Finishaposteringroups1.Lookatthepicturesofbeau

6、tifulscenicspotsinShenzhen.2.FindoutdifferentkindsofpollutioninShenzhen(1)Asgreenconsumers,howcanwemakeShenzhenmorebeautiful?(2)Students’presentation.Step5Homework1.Listentothetapeandreadthearticle,andtrytoimitatethetape.2.Makeaposter‘HowtomakeShenzhenmorebeautiful’individually.3.FinishPa

7、rtC&DonPage32&33inthetextbook.