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1、Topic2AreyousurethereareUFOs?SectionAThemainactivitiesare1aand3.本课重点活动是1a和3。Ⅰ.Teachingaimsanddemands教学目标1.Learnsomenewwordsandaphrase:robot,scientist,appear,taketheplaceof,situation,repair,machine,truck,mend2.Learnsomeusefulsentences:(1)Whatcanrobotsdofor
2、us?(2)Robotscantaketheplaceofhumanstodohardorboringworkinsomesituations.(3)Theycanalsodolotsofdangerousworkinsteadofhumans.3.Learnhowtoexpresscertaintyanduncertainty:(1)I’msurerobotscandosomeworkfasterandbetterthanhumans.(2)—Areyousure?—Yes,quitesure.(3)—
3、Doyouthinkyouwillhavearobotin20years?—Yes,I’msure./No,I’mnotsure.4.Talkaboutmodernscienceandtechnology.Ⅱ.Teachingaids教具录音机/玩具/小黑板/图片Ⅲ.Five-fingerTeachingPlan五指教学方案Step1Review第一步复习(时间:8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和最高级，引出生词及besure的用法，导入新课。1.(师生对话，边复习边
4、引出生词。教师出示玩具机器人和小汽车。)T:Boysandgirls.Look,whatarethese?Ss:Theyaretoys.T:Whichonedoyoulikebetter,therobotorthecar?Arobotisamachinethathelpspeopledosomework.(板书并要求学生掌握。)robot,machineSs:Therobot.T:Whydoyouthinkso?S1:BecauseIthinktherobotismoreinterestingthanth
5、ecar.S2:Yes,Iagree.Ithinkitisthemostinterestingofallthetoys.T:Yes,Ithinkso.Scientistsinventedmanyusefulinventions.(教师板书并要求学生掌握。)scientistT:Newtonisascientist.Edisonisafamousscientist,too.Somestudentsinourclasswanttobescientists.Right?S3:Yes,I’msure.(引导学生用
6、I’msure来回答。)2.(教师讲解I’msure…句型。初步让学生理解besure是表示肯定的一种说法。)T:Then,whendidthefirstrobotappear?(板书并要求学生掌握。)appearS4:Idon’tknow.T:Oh,itwasinventedin1921.Manystudentsareinterestedinrobots.Couldyoutellmewhatrobotscandoforus?(让学生讨论，汇报讨论结果。)S5:Robotscanhelpusalot.S6
7、:Robotscandodangerouswork.S7:Robotscanhelpuscleantheroom.S8:…T:Verygood.Robotscandomanydifferentkindsofjobs.Robotscantaketheplaceofhumanstodolotsofdangerouswork.Itmeansrobotscandolotsofdangerousworkinsteadofhumansinsomesituations.(板书并要求学生掌握。)taketheplaceo
8、fsituationT:Weknowrobotscandoalotofthingsforus.Mybikeisbroken.Ihavetorepairit.Areyousurerobotscanmendmybike?(板书并要求学生掌握。)repair=mendS9:I’mnotsure.(引导并帮助学生回答。)S10:I’msuretheycanrepairit.T:I’msure,too.Areyousurerobotsc
