重庆市璧山县青杠初级中学校九年级英语上册学案：Unit412

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1、九年级（上）英语导学案班级姓名课题Unit・4…Amazing-Science^-Topic3IdorVtthinkalienscanbefoundinspace.SectionD学习目标1.Newwords:（1）学习（2）学习句型2.复习情态动词的被动语态3.学习和了解更多关于太空的有关知识。学习重点掌握重点词汇和句型复习情态动词的被动语态学习难点复习情态动词的被动语态教学方法和教学时数采用多媒体教学方法，小组合作探讨，师生问答等方式1period学习过程学习内容（学生活动）学习方法教师知识讲解一、学前准备（自学la,英汉互译）1•数百万年2.环绕太阳3.宇宙的一小部分4.发射许多宇宙

2、飞船学生课前完成5.探索其它的行星6.给我们发信息7.这么多的星星二.独立思考、解决问题l.Andtherearesevenotherplanetsthatalsogoaroundthesun.思考：thatalsogoaroundthesun在此是从句修饰先行词学生自主学习课堂展示三.分组讨论合作探究Withsomanystarsinspace,arewealone,oristherelifeonotherplanetsinspace?比较：alone—独自地，副词/alone独自的（指无人陪伴的客观事实）lonely-一孤独的，寂寞的（指主观的感觉）/lonely偏僻的练习：a.她独居

3、，但并不感到寂寞。Shelives,butshedoesn"tfeel.b.去年他独自去了一个偏僻的小村庄。Hewenttoavillagelastyear・小组合作完成组内交流课堂展示四、课后练习I•单项选择。(15分)()1.一Iwon'thaveatriptoMountHuangunless独立完成小组内检测Amy,either.—Youmeanyou，11goifAmygoes?A.willinviteB・invitesC.isinvitedD・wi11beinvited()2.ShewasheardanEnglishsonginherhomelastnight.A.singB.s

4、angC.tosingD・singing()3.一Wow!Whatabeautifulcoat!一1boughtitinSuzhoulastyear・It'ssilk.It'sdear・A.madeofB.madefromC.madeinD.madeby()4.TwoyearssinceIcamehere・A.passedB・haspassedC.havepassedD・past()5.theweatherisfinetomorrow,wewi11gofishing.A.AswellasB・AssoonasC.AslongasD・Asfaras()6.Everyoneshouldmakea

5、contributiontoourenvironment.A.protectB.protectionC・protectingD・protected()7.—Whatshouldwedofirstifwowanttodevelopourvillage?—Alotofnewroads,Ithink.A.havetobuildB・mustbuildC.havebuiltD・mustbebuilt()8・Hcisawriterasinger・A.aslongasB.aswel1C.assoonasD.aswel1as（）9.Idon,tknowA.whattodoB・whatdiddoC.howt

6、odoD.wheretodo（）10.Noonecansayforwhattheyaretalkingabout.A.certainB.certainlyC.trueD.trulyIII.完形填空。（10分）In1997,Americansdecidedtolaunchtwospaceprobes（探测器）.Theywere26VoyagerIandVoyagerII・Theysent27photosandfactsaboutthemoredistantplanets・Nowtheyaretravelingoutinthegalaxy（星系）.Herearesomefactsaboutth

7、eVoyagerspacecraft.ThetotalcostoftheVoyagermission（任务）is865milliondollars.This28veryexpensive.ButitisonlytwentycentsforeachAmericaneachyear.ThetelevisioncamerasoftheVoyagerare29powerfulthattheycouldreadanewspaper