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1、新湘教版8年级上Unit4Topic2SectionA教案Themainactivitiesare1aand3.本课重点活动是1a和3。Ⅰ.Teachingaimsanddemands教学目标1.Learnsomeusefulwordsandexpressions:robot,scientist,appear,taketheplaceof,situation,indanger,repair,machine,mend,lazy2.LearnObjectClauses:besure(1)I’msurerobotscandosomeworkfasterandbetterthanhuma
2、ns.(2)Areyousure?(3)Yes,I’msure/quitesure./No，I’mnotsure.(4)I’msurerobotswillmakehumanslosetheirjobs.(5)I’msurerobotscandodangerouswork.(6)Doyouthinkyouwillhavearobotin20years?3.Talkingaboutpopularscienceandmoderntechnology.4.Expressingcertaintyanduncertainty.Ⅱ.Teachingaids教具录音机/图片/多媒体Ⅲ.Five-
3、fingerTeachingPlan五指教学方案Step1Review第一步复习（时间：10分钟）(教师拿一个带音乐、会跳舞的玩具机器人，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?(教师说时拿着机器人演示，让他们理解robot的意思同时在黑板上写robot，并领学生读。)(板书)robotSs:Therobot.T:Verygood.OK,readafterme.(领读后继续提问。)
4、T:Whydoyouthinkso?S1:BecauseIthinktherobotismoreinterestingthanthecar.S2:Yes.Iagree.Ithinkitisthemostinterestingofallthetoys.T:I’mquitesure.Infactrobotsaremachines.（教师边说边在黑板上写machine，注意在此处用besure,初步让学生理解besure是表示肯定的一种说法。）Therearemanymoremachineslikerobots.Areyousure?(板书)machineS3:Yes,I’msure.
5、(引导学生用I’msure来回答。)T:Then,wheredidthefirstrobotappear?(教师边说边写appear在黑板上，用invent提示它的含意。并举例让学生领会该词意思。)(板书)appearThatistosaywhenthescientistsinventedthefirstrobot.T:Inthepast,wedon’thaveacomputer.Butnow,wehave.Sowesaycomputerappeared.WhileIwaswalkingdownthestairs,Isawamouse.Wecanalsosayamouseappe
6、aredwhileIwaswalkingdownthestairs.Doyouunderstandthemeaningofthisword?(教师指appear。)Ss:Yes,“出现”.T:Wheredidthefirstrobotappear?S4:Idon’tknow.S5:Me,either.T:Itdoesn’tmatter,youcangototheScienceCentertofindouttheanswer.(学生回答什么答案都可以,关键是为了导入appear和theScienceCenter。)T:Manystudentsseemtolikerobots.Cou
7、ldyoutellmewhatcanrobotsdoforus?(学生的观点各异，教师可把1a的重点句式列在黑板上或多媒体上，让学生在讨论的过程中，既掌握了基本的句型，又领会了生词的意思。)T:Pleasediscussthisquestionwithyourpartner.Theexpressionsontheblackboardcanhelpyou.Youcandoitjustlikeme.Forexample:(教师用黑板上的信息举一例子。)（1）Robotsmaytake
