unit 4 topic 3 section b 教案

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1、Unit4AmazingScienceTopic3SectionB教案Teachingaimsanddemands1.Learnsomenewwords:technology,master,introduction,expect.2.Learntheusageofobjectcomplement:A.SoIadviseyoutostudyhardertomakecomputersserveourlivesbetter.B.Astronautsaddwatertodriedfoodtomakeitwe

2、tsothatnopiecesoffoodwillflyaroundandinfluencethespaceship’scontrols.3.Learnsomethingmoreaboutourastronauts’lifeduringtheirspacetrip.4.Developthestudents’patrioticspirit.Teachingaids卡片/小黑板/录音机/图片TeachingPlanStep1Review做游戏，复习上节课内容，教师手中拿有很多带有问题的卡片，把全班分成四

3、组，每组选出一名代表来抽取卡片递给教师，然后把问题提出来，看哪个组答的又快又准确。T:Let’splayagame.I’lldividethewholeclassintofourgroups.Eachgroupneedtochooseonestudenttopickupthecard.Andheorshewillreadthequestions,thenothersanswer.Whichgroupcananswerthesequestionsfastestandmostexactlyisthewi

4、nner.Areyouready?Students:OK.T:Nowlet’sbegin.学生抽取纸条，一一抽取问题如下:(1)WhoisthefirstspacetravellerofChina?(2)WhichspaceshipdidYangLiweitake?(3)WhendidYangLiweigointospace?(4)HowlongdidYangLiweistaythere?教师总结，引出新话题，导入生词。T:Nowwehaveknownsomethingaboutthespacetr

5、ips.Doyouwanttoknowsomethingaboutthespaceships,ShenzhouⅤandShenzhouⅥ?Students:Yes.T:OK.Letmeintroducesomethingaboutthemtoyou!Step2Presentation1.让学生听1a录音，回答问题，呈现1a的内容。T:Listentothetape,andanswerthequestion:Whatdoastronautsusecomputerstododuringtheflight

6、?学生听完录音，与教师核对答案。2.让学生阅读1a，然后与教师一起找出重要的知识点。T:Pleaseread1aandfindouttheimportantpoints.(1)Thespaceshipismainlycontrolledbycomputers.(2)Astronautsusecomputerstocontrolthespeedandthedirectionofthespaceship,eventhetemperature.(3)It’simportanttomastercompute

7、rtechnology.(4)SoIadviseyoutostudyhardertomakecomputersserveourlivesbetter.3.再放1a录音，并要求学生注意重点短语和语音语调。4.学生再读1a,独立完成1b,然后核对答案。T:Read1aagain,fillintheblankswiththecorrectformsofthewordsgiven.Finish1b.5.(1)让学生在1b中找出含有宾语补足语的句子，师生一起总结，掌握本话题的语法重点。T:Now,please

8、read1bagainandfindoutthesentenceswithobjectcomplement.Writethemdownonyournotebooks.Canyou?Students:Yes.T:OK,let’sstophere.Whocanfindoutthesentences?Pleasehandsup,S1.S1:…T:OK.Whocanmakesomesentencesaccordingtotheinstructionsontheblackboa