九年级英语下册 unit 4 life on mars task教案 （新版）牛津版

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1、Unit4LifeonMarsTaskI.TeachingaimsandlearningobjectivesBytheendofthelesson,studentsshouldbeableto:1.completeaspidergram;2.usethespidergramtoorganizetheirideas;3.completethedraftwiththeinformationinthespidergram;4.writeaguidetolivingonanotherplanet.II.Teachingcontents1.Newwordsand

2、phrases:electronic,goods,entertainment,aguidetolivingonMars,feellike,prefertodo2.Newstructures:GoodsfromtheEartharehardtofind.HereisaguidetolivingonMarsinthefuture.III.FocusofthelessonandpredictedareaofdifficultyMakeaspidergramandwriteaguidetolivingonanotherplanet.IV.Teachingpro

3、ceduresStep1Lead-in1.RevisionT:DanielwantstoknowsomethingaboutlivingonMars.CanyoutellhimthedifferencesbetweenourEarthandMars?S:Thereisn’tenoughwateroroxygenonMars.Thereislessgravity.However,thereismorespaceforpeople.2.BrainstormingT:DanielwantstoknowwhatlifecouldbelikeonMars.Let

4、’shaveadiscussionandhelphimknowmoreaboutit.Ifthereisn’tenoughwateroroxygenonMars,whatwouldlifebelike?S:Plantswouldn’tgrow.Peoplewouldhavetoeatdriedfood.Foodwouldbeintheformofpillsandwouldnotbesotasty.Oxygenwouldbeprovidedeverywhere.T:Ifthereislessgravity,whatwouldlifebelike?S:Pe

5、oplewouldhavetowearspecialbootstopreventthemfromfloatingoffintospace.Theywouldneedsleepingbagstokeeptheminplacewhilesleeping.Everythingwouldfloatintheair.T:Ifthereismorespace,whatwouldlifebelike?S:Humanswouldliveinhouseswithhugecomfortablerooms.Trafficwouldnotbesoheavy.Humanswou

6、ldhavemoretimeandplacestorelaxthemselves.【设计意图：由回答三个问题引入本课，学生通过积极的思考与讨论，既复习了之前所学的内容，也为下一个教学过程的进行做好了铺垫。】Step2Learnaboutthespidergram1.LearntoorganizeideasT:Beforevisitinganewplace,weshouldgetasmuchinformationaspossible.Mostofthevisitorsareinterestedinfourkeywordsmost,clothing,foo

7、d,housingandtransport.WehavejusttalkedaboutwhatlifewouldbelikeonMars.Canyouseparatetheseideasintodifferentgroups?S:ClothingFoodHousingTransportPeoplewouldhavetowearspecialbootstopreventthemfromfloatingoffintospace......Plantscouldn’tgrow.Peoplewouldhavetoeatdriedfood.Foodwouldbe

8、intheformofpillsandwouldnotbesotasty....Airispr