首页 仁爱版英语九年级上册Unit1 Topic2 SectionB 优质课教案

仁爱版英语九年级上册Unit1 Topic2 SectionB 优质课教案

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仁爱版英语九年级上册Unit1 Topic2 SectionB 优质课教案Unit1Topic2SectionB优质课教案Themainactivitiesare1aand2a.本课重点活动是1a和2a。一、Teachingaimsanddemands教学目标1.Learnanewword:increase2.Learnsomeusefulsentences:(1)Itsaystheworldhasapopulationof6.5billion.(2)Itisincreasingby80millioneveryyear.(3)Whichcountryhasthelargestpopula...

仁爱版英语九年级上册Unit1 Topic2 SectionB 优质课教案
Unit1Topic2SectionB优质课教案Themainactivitiesare1aand2a.本课重点活动是1a和2a。一、Teachingaimsanddemands教学目标1.Learnanewword:increase2.Learnsomeusefulsentences:(1)Itsaystheworldhasapopulationof6.5billion.(2)Itisincreasingby80millioneveryyear.(3)Whichcountryhasthelargestpopulation?(4)—What'sthepopulationoftheU.S.A.?一It's..(5)Soitis.(6)Thepopulationproblemismoreseriousindevelopingcountries.3.Goonlearningthepresentperfecttense.Chinahasalreadycarriedouttheone-childpolicytocontrolthepopulation.4.Goonlearningtoexpressthenumberswithmillionandbillion.5.Makestudentsrealizetheseriouspopulationproblemandhavesocialconscience.二、Teachingaids教具卡片/多媒体课件/录音机/世界人口示意图/小黑板三、Five-fingerTeachingPlan五指教学方案Step1Review第一步复习(时间:8分钟)(教师让一名学生复述SectionA中3a的内容,引出人口问题。)T:Whocanretell3ainSectionA?S1:Ican.(学生复述课文。)T:Welldone.Canyoutellmewhytheirlivingconditionsdidn'tseemtobeverygoodinthepast,S1?S1:Becausethefamilymembersinthepastweremorethanthosenowadays.S2:Becauseofthelargepopulation.S3:Chinawasnotwelldeveloped.T:Right.Butwhat'sthepopulationofChina,doyouknow?Let'slearnaboutitfrom1ainSectionB.Step2Presentation第二步呈现(时间:14分钟)用多媒体呈现图表,谈论中国及世界人口,呈现1a中重点句型及部分生词。1.(多媒体展示1b中图表。)T:Hereisachartaboutsomecountries'population.What'sthepopulationofourcountry?Ss:It's1.3billion.(可帮助学生回答。)(板书句型并要求学生掌握;理解billion。)—What'sthepopulationofChina?一It's1.3billion.T:IsChinaadevelopingcountryoradevelopedcountry?Ss:Adevelopingcountry.(板书并讲解。)thedeveloping/developedcountryT:Good.Nowpleasetalkaboutothercountries'populationinpairs.(教师可先做示范,然后让学生进行练习。)S1:What'sthepopulationof...?S2:It's…S1:Isitadevelopingcountryoradevelopedcountry?S2:It'sa..…T:Welldone.Wehaveknownsomecountries'population.What'sthepopulationoftheworld?S3:6.5billion.T:Right.Theworldhasapopulationof6.5billion.Andtheworld'spopulationisincreasingby80millioneveryyear.(板书单词increase及短语hasapopulationof,并要求学生掌握,延伸讲解increaseby和increaseto的区别。) hasapopulationofincreaseincreasebyincreasetoT:Lookatthechart,whichcountrieshavethelargerpopulation,thedevelopingcountriesorthedevelopedcountries?Ss:Thedevelopingcountries.Andthepopulationindevelopingcountriesisgrowingfaster.T:Soitis.(板书Soitis,讲解“so+代词/名词+助动词/be动词/情态动词”结构,并和“so+助动词/be动词/情态动词+代词/名词”的结构进行区分。)Soitis.T:Inordertosolvethepopulationproblem,whatpolicydoesChinacarryout?Ss:One-childpolicy.T:Yes.Nowlet'slistento1aandlearnmoreaboutit.2.(教师放1a录音,让学生听并尽可能地写出对话中的有关数字。)T:Closeyourbooks,listentothetapeandtryyourbesttowritedownthenumbersyouhear.(教师再放录音,让学生核对写的情况。)T:Openyourbooks.Listenagainandcheckwhatyouhavewritten.(让学生朗读1a,师生共同解决疑难点。)T:Read1aandpayattentiontothefollowingsentences.(教师板书并讲解这三个句子,使学生加深对文章的理解。) (1)Anditisincreasingby80millioneveryyear.(2)Itshowsthatthepopulationindevelopingcountriesislargerthanthatindevelopedcountries,doesn'tit?(3)Chinahasalreadycarriedouttheone-childpolicytocontrolthepopulation.Step3Consolidation第三步巩固(时间:8分钟)根据1b绘制 表格 关于规范使用各类表格的通知入职表格免费下载关于主播时间做一个表格详细英语字母大小写表格下载简历表格模板下载 (教师可适当增加一些其他国家的人口),学生通过对话及复述,巩固1a内容。1.(让学生完成表格并进行链式问答。)T:Lookattheform.Thenfillitout. Country China India TheU.S.A Indonesia Brazil Population (核对 答案 八年级地理上册填图题岩土工程勘察试题省略号的作用及举例应急救援安全知识车间5s试题及答案 。)T:Great.Ithinkyouallhavedonewell.(学生两人一组进行问答练习。)S1:What'sthepopulationofChina?S2:It'sabout1.3billion.What'sthepopulationofIndia?S1:Itisabout1.1billion.WhatabouttheU.S.A.?S2:…2.(让学生试着复述1a内容。)S3:Theworldhasapopulationof6.5billion.S4:Chinahasthelargestpopulation,with1.3billion.Ss:Thepopulationindevelopingcountriesisgrowingfaster.T:OK.Ithinkyouhavemasteredthedialog.Youcanpracticeitbyyourselvesafterclass.Step4Practice第四步练习(时间:10分钟)通过复习千以内的数字,引出高位数字的读法,完成2a,2b。1.(教师出示写有数字的小黑板。)T:Wehavelearntaboutmanycountries'population.Doyouknowhowtoexpresslargenumbers?Firstlet'slookattheblackboard.(板书) 2183065366(教师由以前学的百、千引入百万、十亿。)S1:Twohundredandeighteen.S2:Threehundredandsix.S3:Fivethousand,threehundredandsixty-six.(教师总结数字的读法,指出易出错的地方并要求学生注意。)T:Now,lookatthesenumbers.Canyoureadthesenumbers?(板书) 73654787360627198764501(教师先讲解三位一划分原则,再让学生运用。给学生准备时间,然后提问。)S4:736547sevenhundredandthirty-sixthousand,fivehundredandforty-seven.(让较好的学生总结数字的读法。教师强调and,-,thousand放的位置,以及注意此处量词不加“s”。)T:Now,Iwillasksomeotherstudentstoreadthenumbers.Ss:8736062eightmillion,sevenhundredandthirty-sixthousandandsixty-two.S6:7198764501sevenbillion,onehundredandninety-eightmillion,sevenhundredandsixty-fourthousand,fivehundredandone.T:Youaregreat.Mostofyouhavemasteredhowtoreadthenumbers.Pleaselookatthenumbersin2a.Readthemtogether.2.(做游戏,巩固数字的读法。)T:Let'splayanumbergame.Iwillshowyousomenumbers.Readthemquicklyandcorrectlyingroups.(每个小组各选派三位学生,由教师统计分数,构建评分机制,激发学生兴趣。)(板书) 739850040600000017602018000676302320(教师在黑板上画出计分表。) G1 G2 G3 G4 3.T:Lookatthepicturesof2banddescribethem.(让学生通过自己的猜测,用所学过的语言知识把图片描述一下。教师可以先提问,复习高位数字的读法并把新旧知识结合起来。)T:Yeah,verygood.Nowlet'slistentothetapeof2bandnumberthepicturesyouhearandwritedownyouranswers.Afterthat,let'schecktheanswers.S:PictureFThejacketcosts¥326.00.S8:PictureBIt'sabout6575milesfromBeijingtoToronto.S9:PictureAThemountainis8844.43metershigh.S10:PictureEThepopulationofChinawas1.3billionin2007.S11:PictureDIthinkthepopulationofCanadawasabout33millionin2007.S12:PictureCThedinosaurlived210millionyearsago.(核对答案。)Step5Project第五步综合探究活动(时间:5分钟)让学生讨论中国现在和将来的人口状况及可能出现的问题,巩固高位数表达法,并根据讨论内容写一篇 报告 软件系统测试报告下载sgs报告如何下载关于路面塌陷情况报告535n,sgs报告怎么下载竣工报告下载 ,为下一节课做准备。1.T:ThepopulationproblemisthebiggestoneinChina.Nowlet'sdiscussthequestion:WhataretheproblemsofChina'spopulation?(学生小组讨论。)T:Whocantalkaboutthem?(学生可能要说的很多,但有些语言他们表达不清楚,教师加以引导,使他们尽量用简洁的语言表达清楚。)S1:Thepopulationisstillincreasing.S2:Thepeopleinthecountrysidecan'tobeytheone-childpolicy.S3:Therearemoreandmoreoldpeopleinsomebigcities.T:Verygood.ButwhatdoyouthinkofthefutureofChina'spopulation?Pleasediscussit.(鼓励学生表达自己的观点。)S4:ThepopulationofChinawillbeabout1.5billionin2050.Ss:MaybeChinawillhaveapopulationofabout1.7billionin2050.S6:MaybethepopulationofChinawillbecomesmallerthanbeforewiththehelpoftheone-childpolicy.(学生可能做出种种猜测。)2.Homework:WriteareportaboutthepopulationofChinainthefuture.板书设计:Chinahasthelargestpopulation. have/hasapopulationofbillion.increasebythedeveloped/developingcountry SectionBItsaystheworldhasapopulationof6.5一What'sthepopulationoftheU.S.A.?一296million.Soitis.
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