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八年级英语上册Unit4 Topic2 Section A仁爱版VIP免费

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Unit4Topic2SectionAThemainactivitiesare1aand3.本课重点活动是1a和3。Ⅰ.Teachingaimsanddemands教学目标1.Learnsomeusefulwordsandexpressions:robot,scientist,appear,taketheplaceof,situation,repair,mend2.Learnhowtoexpresscertaintyanduncertainty:(1)I’msurerobotscandosomeworkfasterandbetterthanhumans.(2)—Areyousure?—Yes,quitesure.(3)—Doyouthinkyouwillhavearobotin20years?—Yes,I’msure./No,I’mnotsure.3.Talkingaboutpopularscienceandmoderntechnology.Ⅱ.Teachingaids教具录音机/玩具/小黑板Ⅲ.Five-fingerTeachingPlan五指教学方案Step1Review第一步复习(时间:15分钟)(教师将一个玩具机器人和一个玩具汽车进行比较,复习形容词的比较级并逐渐导入新课。)T:Boysandgirls.Look,whatarethese?Ss:Theyaretoys.T:Whichonedoyoulikebetter,therobotorthecar?(教师说时拿出机器人演示,让学生理解robot的意思并板书。)robotSs:Therobot.T:Whydoyouthinkso?S1:BecauseIthinktherobotismoreinterestingthanthecar.S2:Yes,Iagree.Ithinkitisthemostinterestingofallthetoys.T:Yes,Ithinkso.Scientistsinventedthefirstrobotin1921.(教师边说边板书scientist。)scientistT:Newtonisascientist.Edisonisafamousscientist,too.Moststudentsinourclasswanttobeascientist.Right?S4:Yes,I’msure.(引导学生用I’msure来回答。)T:Then,whendidthefirstrobotappear?(板书)appearS4:Idon’tknow.S5:NeitherdoI.T:Oh,it’sinventedin1921.Manystudentsareinterestedinrobots.Couldyoutellmewhatrobotscandoforus?(学生汇报讨论结果。)S6:Robotscanhelpusalot.S7:Robotscandodangerouswork.S8:Robotscanhelpuscleantheroom.S9:…T:Verygood.Robotscandomanydifferentkindsofjobs.Robotscantaketheplaceofhumansinsomeworksituations.Robotscandolotsofdangerousworkinsteadofhumans.(板书)taketheplaceof=insteadofsituationT:Weknowrobotscandoalotofthingsforus.Mybikeisbroken.Itdoesn’twork.Ihavetorepairit.Areyousurerobotscanrepairmybike?(教师边说边板书repair。注意此处用besure,初步让学生理解besure是表示肯定的一种说法。)repairS13:I’mnotsure.(引导学生回答。)S14:I’msuretheycanrepairit.T:I’msure,too.Wecanalsosayrobotscanmendmybike.(板书)repair=mendStep2Presentation第二步呈现(时间:5分钟)(听1a录音两遍,回答问题。)T:Robotsareveryusefultohumans.Doyouwanttoknowmoreaboutrobots?Nowlet’slistento1aandanswerthefollowingquestions.(出示小黑板)WheredidKangkanggolastweekend?Whendidthescientistsinventthefirstrobot?Whatcanrobotsdoforus?(核对答案。)Step3Consolidation第三步巩固(时间:10分钟)1.(学生先自读1a,然后跟读,注意语音语调。)2.(让学生两人一组练习1a,然后找几组学生到前面表演对话。)T:Pleasepractise1ainpairsandthenactitoutinthefrontoftheclassroom.3.(完成1b。)T:Welldone!Nowpleaselookat1b.Canyouwritedowntherightanswersaccordingtothedialog?Ss:Yes.T:Areyousureyoucanwritedowntheanswerswithoutlookingatthedialog?Ss:Yes.I’mquitesure.T:OK.I’llaskfourstudentstocometotheblackboardandwritethemdown.(两分钟后核对答案。)Step4Practice第四步练习(时间:10分钟)1.(1)T:Boysandgirls,wehavelearnedsomethingaboutrobots.Doyouknowmoreaboutwhatrobotscandoforus?Ss:Yes,wedo.T:Whatelse?S1:Theycansavepeopleindanger.S2:Theycanrepairmachines.…(2)(让学生阅读2图片下的内容并大声朗读。)(3)(听2录音,完成2并核对答案。)(4)(小组对话,巩固所学短语。)Forexample:S1:Whatcanrobotsdoforus?S2:Theycansavepeopleindanger,repairmachinesandlifttrucks.S3:…(如果不全面,让其他学生补充。)2.(小组讨论完成3。)T:Nowpleasediscusstheadvantagesanddisadvantagesofrobots.Thenfillouttheform.Youcanaddyouropinions.T:Pleasemakeadialogaccordingtotheinformationaboveandyourownopinions.Forexample:S1:Areyousurerobotswillmakehumanslosetheirjobs?S2:Yes,I’msure./No,I’mnotsure.S1:Isitgoodorbadforus?S2:It’sgood./It’sbadforus.S1:Doyouthinkyouwillhavearobotin20years?S2:Yes,I’msure./No,I’mnotsure.(挑几组学生表演对话。)Step5Project第五步综合探究活动(时间:5分钟)1.(本课主要学习了关于机器人的知识,请小组讨论下列两个问题。)(1)Whatcanrobotsdoforus?(2)Isitgoodorbadforus?Forexample:SA:Whatcanrobotsdoforus?SB:Theycandosomedangerouswork,mendroads,….SA:Isitgoodorbadforus?SB:I’msureit’sgoodforus.(两分钟后挑几名同学汇报讨论结果.)2.Homework:(课后搜集有关机器人的信息,然后把收集的信息用英语写一个报告。)板书设计:IamsuretherearenoUFOs.SectionAGrammar:expresscertaintyanduncertaintytaketheplaceof=insteadofI’msurerobotscandosomeworkfasterandbetterthanhumans.—Areyousure?—Yes,quitesure.—Doyouthinkyouwillhavearobotin20years?—Yes,I’msure./No,I’mnotsure.

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八年级英语上册Unit4 Topic2 Section A仁爱版

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