高一英语 lesson 103 air pollution（1）教案

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1、Lesson103AirPollutionTeachingAims:　　1.GettheSstomastertheexpressionsandwordsofthislesson.　　2.GettheSstomakeasimilarpassagebyusingthephrasestheyhavelearned.Teachingprocedures:Step1.BeforeclassListentothesongsangbyMichaelJackson.为本节课作出铺垫StepIIRevision　　1.

2、Checktheirhomework.2.Dotheexerciseintheppttorevisetheexpressionsoflastlesson.StepIII.NewLessons1.Lead-inShowsomepicturesaboutairpollution,waterpollutionandwastepollution.Picture1AirpollutionPicture2WaterpollutionPicture3Wasteorrubbishpollution(通过这种方法引出本节课涉及到的一些新单词短语：

3、pollutionheadachecrowdedstuffybreathesickfreshcleanbloodhealthforthesakeofdoone’sparttodofightagainst老师领读这些单词短语，然后给学生3分钟时间去记这些单词，同桌之间相互提问，男女生分开读，用不同方法进行检测）２.ListeningListentotheradioforonetime,thenreadafterit３.　Reciting10minutesforthestudentstorecitethepassage.(在这个过程

4、中，老师在教室内巡查，看哪些同学还有不会读的单词，谁最先背下来举手，给老师背）４.　Examination　１）FillintheblanksWhydopeopleget_____ina_______,_______room?Becausetheyare_______badair.Peoplewho_____badairfora_____timecangetreally_____.Theymayevenget_______________and______.Peopleneed______air.______air______t

5、heblood.Forour______sake,weshouldall,_____,doour_____to_________airpollution.2).RecitethepassageaccordingtothekeywordsWhydopeople......ina....Room?Because.....Peoplewho...can...Theymayeven...And..Peopleneed...Freshair...Forour...,weshouldall,...,...fightagainst....3)

6、RecitethepassageaccordingtotheChineseStepIV.Exercise写一篇关于（AirPollution)的短文。空气污染的原因及措施。例文1：Airpollutionhasbecomeaseriousprobleminrecentyears.Therearealotofcauses.firstofall,isthechemicalnoxiousgasesemission.Weallknowthattherearealotofoffactoriesaroundtheworld,theyarea

7、ctuallyemittingsuchgaseseveryday.Thesecondoneisthesharpdecreaseoftheforests.ForestisveryimportanttoourEco-system,itcanadjusttheheatandbalancetheair.Thethirdoneistheurbanization.PeopletendtostayinthecitywhereisactuallyanabnormalEco-system.Manycitiesdonothaveacompletes

8、ystemofcontrollingtheairpollution.Inordertosolvesuchproblems,Ihavesomeideas.Firstofallistocontroltheemissionofnoxiousgases.Asetofne