九年级英语上册《unit 1 the developing world》topic2 sectionb 教案 仁爱版

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1、Unit1TheDevelopingWorldTopic2SectionBThemainactivitiesare1aand2a.本课重点活动是1a和2a。Ⅰ.Teachingaimsanddemands教学目标1.Learnthenewword:increase2.Masterthesesentences:(1)What’sthepopulationofChina?(2)Itisincreasingby80millioneveryyear.(3)Whichcountryhasthelargestpopulation?(4)Soitis.(5)Theproblemismore

2、seriousindevelopingcountries.(6)Chinahasalreadycarriedouttheone-childpolicytocontrolthepopulation.3.Learnhowtoreadthenumbers:million,billion.Ⅱ.Teachingaids教具录音机/多媒体课件/小黑板/世界人口示意图Ⅲ.Five-fingerTeachingPlan五指教学方案Step1Review第一步复习(时间:15分钟)1.(检查上节课教师布置的探究性活动，组织学生互评，教师选出较好的几份点评。)T:Manystudentswrot

3、everywell.Youcantalkaboutalotofsocialproblems.(由学生谈论的人口问题，引入本课话题——人口数量。)T:Somestudentshavetalkedaboutthepopulationproblem.Asweknow,itishardtoimproveourlivingconditions,becausewehavealargepopulation.Now,what’sthepopulationofourcountry?(由学生举手回答。)S1:Chinahas1.3billionpeople.It’sthelargestpopul

4、ationoftheworld.T:TheU.S.A.isthestrongestdevelopedcountry.Canyoutellmewhat’sthepopulationoftheU.S.A.?(板书并讲解。)thedeveloped/developingcountryS3:TheU.S.A.hasabout250million.S4:Ithinkithasabout300million.T:Stop.Nowlookatthemultimedia.(看多媒体，展示1a中图表。)T:Hereisadiagramaboutsomecountries’population.

5、LookattheU.S.A..TheU.S.A.hasapopulationof296million.Nowlookatthediagram.TellmeaboutIndonesia’sandBrazil’spopulation.S5:ThepopulationofIndonesiais222million.S6:Brazilhas184million.T:Welldone.Wehaveknownsomecountries’population.What’sthepopulationoftheworld?S7:Idon’tknow.S8:Theworldhasapopula

6、tionof6.5billion.T:Right.Thereis6.5billionintheworld.Andtheworld’spopulationisincreasingby80millioneveryyear.(教师重读increasing一词。)T:Lookatthechart,itshowsthatthepopulationindevelopingcountriesislargerthanthatindevelopedcountries,doesn’tit?Ss:Yes,itdoes.T:Inordertosolvethepopulationproblem,wha

7、tpolicydoesChinacarryout?(板书并讲解。)carryoutSs:One-childpolicy.Step2Presentation第二步呈现(时间:7分钟)(教师放1a录音，让学生找出含数词的句子。)T:Openyourbooks.Listentothetapecarefullyandunderlinethesentenceswithnumbers.(教师再播放一遍，让学生跟着磁带默读一遍。)T:Lookatyourbooks.Payattentiontothesesentenc