九年级英语上册《Unit4AmazingScience》Topic3SectionA教案仁爱版Themainactivitiesare1aand2a.本课重点活动是1a和2a。Ⅰ.Teachingaimsanddemands教学目标1.Learnanewword:research2.Learnsomeusefulsentences:(1)Whatfun!(2)Iwon’tbelievetherearealiensuntilIseethemwithmyowneyes.3.Learntheuseofmodalverb+be+P.P.:(1)Wewillbeabletodoanythingthatcanbedoneontheearth.(2)ButIdon’tthinkalienscanbefoundinspace.4.TalkaboutflyingtoMars,theouterspaceandsomethingaboutthealiens.5.Learnexpressingpossibilityandimpossibility.Ⅱ.Teachingaids教具关键词卡片／图片／录音机／小黑板Ⅲ.Five-fingerTeachingPlan五指教学方案Step1Review第一步复习(时间:8分钟)复习巩固本单元Topic2中所学重点句型和语法，提高学生综合运用语言的能力。1.(复习巩固前面学过的有关现代科技及发明的重点句型，提高学生的口语表达能力。)T:Boysandgirls,wehavelearnedsomethingaboutspaceships,satellites,cloning,robotsandGPS.Thenewtechnologiesandinventionshaveimprovedourlifegreatly.Couldyousaysomethingaboutthem?Ss:Yes.T:OK.Imadesomecardswithsomekeywordsonthem.Eachofyoutriestosayasentencewiththekeywords.Areyouclear?Ss:Yes.T:OK,begin!(出示写有关键词的卡片。)(1)proved,madegreatprogress,developing,spaceindustryS1:TheyhaveprovedthatChinahasmadegreatprogressindevelopingitsspaceindustry.(2)spaceships,controlled,computersS2:Spaceshipsaremainlycontrolledbycomputers.…2.(复习一般过去时的被动语态，导入新课，并呈现生词research。)(出示神五及嫦娥一号的图片。)T:WhenwasShenzhouⅤlaunched,S3?S3:Itwaslaunchedin2003.T:WhenwasChang’eⅠlaunched,S4?S4:Itwaslaunchedin2007.T:Welldone!TheyhaveprovedthatChinahasmadegreatprogressindevelopingitsspaceindustry.Isitright,S5?S5:That’sright.I’msurewe’llsendmorespaceshipsintospace.T:Ofcoursewecan.MaybepeoplewillflytoMarsoneday.Doyouthinkitismagical?Ss:Yes,that’sveryexciting.T:DoyouwanttobeanastronautlikeYangLiwei?S6:Yes.IhopethatIcantraveltothemoononeday.…T:Boysandgirls,ifyoucanbeanastronautinthefuture,youcandomoreresearchaboutspace.Butyoushouldstudyhardnowtomakeyourdreamscometrue.(板书并要求学生掌握。)researchStep2Presentation第二步呈现(时间:12分钟)呈现1a，完成1b。培养学生的听说技能和阅读理解能力。1.(让学生听1a前讨论，以加深理解。)T:Boysandgirls,Iwillaskyoutwoquestionsbeforelistening.Pleasediscussthemintwominutes.(1)DoyouthinkpeoplewillliveonMarsinthefuture?(2)Doyoubelievetherearealiensinspace?(两分钟后，播放1a录音,让学生带着问题听,提高学生的听力水平。)T:OK.Let’slistentothedialogandanswerthequestionsonthesmallblackboard.(出示小黑板。)(1)WhataretheygoingtodothisSaturdayevening?(2)Isitamovieaboutaliens?(3)WhatcanpeopledoonMarsinthatmovie?T:Boysandgirls,canyouanswerthequestions?(核对答案。)2.(将学生分成两大组朗读1a，让学生画出关键词，再读一遍1a，完成1b。)T:Openyourbooks.GirlsactasMaria.BoysactasKangkang.Readthedialog.Afterreading,findoutthekeywordsandphrasesinit.Readitonceagainandfinish1b.(板书)movie,lifeinspace,exciting,travel,visit,Mars,liveinspace,houses,schools,hospitals,anything,wait(核对1b的答案。)3.(让学生找出对话中的新语法modalverb+be+P.P.，教师进行讲解并操练。)T:Wehavelearned“is/am/are+P.P.”and“was/were+P.P.”Pleasefindoutsentenceswithmodalverb+be+P.P.(教师板书并解释带有情态动词的被动语态结构。)Wewillbeabletodoanythingthatcanbedoneontheearth.modalverb+be+P.P.(教师强调带有情态动词的被动语态结构。)T:Boysandgirls,I’llsayasentenceintheactivevoice.Youchangeitintothepassivevoice,OK?Ss:OK.T:Weshouldcleanourclassroomeveryday.Ss:...
