单元：Unit3Tomorrow’sworld板块：Welcometotheunit课堂设计指导思想：本节课是以听、说、读为主的讨论课。讨论是师生之间、生生之间集思广益、相互启发、相互探讨，实现信息交换，扩大信息和思维容量，以求得解决问题和深化认识的一种方法，有助于学生在掌握一定知识的基础上，提高学习的主动性和分析问题、解决问题的能力。讨论课追求的是主体性、探索性、信息加工的自主性以及学生学习的合作性、交互性和相互启发性。Welcometotheunit是用来介绍本单元主题的，不仅对整个单元有“导入”作用，对Reading的教学更是具有增进知识，提高兴趣，扫除理解障碍的作用。Teachingaims:1.Discusswhatpeoplecoulddointhefuture.2.Imaginewhattomorrow’sworldwouldbelike.Teachingprocedures:Step1Lead-inShowstudentspicturesaboutpast,presentandfuturelifetointroducetosubject.Andaskstudentstothinkcarefullyandanswerthefollowingquestion:Whatmakesourlifechangesofast?（PPTpage4，鼠标点击，逐条显示）AnswerTherapiddevelopmentofscienceandtechnology.Tellthestudentsthatwiththerapiddevelopmentofscienceandtechnology,someofourwildestdreamshavecometruetoday,andevenmorewillberealizedinthefuture.【设计说明】用今昔生活的巨大反差引起学生对未来生活变化的憧憬，激活学生的想象力导入主题。Step2Describethepictures（PPTpage5-8，鼠标点击，逐条显示）Askstudentstoformpairsandlookatthefourpicturesonpage41carefullyanddescribeeachpicturetotheirpartners.Askseveralstudentstodescribewhattheyhaveseeninthepictures.Possibleanswers(1)Arobotisdoinghouseholds.People’sliveswillbecomemoreconvenientinthefuture.(2)ItisaspacestationandpeoplecanflytotheMoon,theJupiter,andtheMarsbyspaceship.(3)Anoldmaniscelebratinghis200thbirthday.It’samazingthathecanlivethatlong.(4)ThealiensandthepeoplearetalkingaboutpeaceissuesintheGalaxyortradeaffairsbetweenotherplanetsandtheEarth.Step3Discussion（PPTpage9，显示讨论问题）1.Dividestudentsintogroupsoffour.Askthemtodiscussthethreequestionsonpage41.Getstudentstoexchangetheiropinionsintheirowngroups.Inviteseveralgroupstoreporttheirresponsesbacktothewholeclass.Sampleanswers1.Yes,withthedevelopmentofscienceandtechnology,humanbeingscouldtravelwherevertheywantinthefuture.TheMoonandotherplanetscouldeventuallybecometouristdestinations.TravellingtotheMoonortoanotherplanetmightbeaseasyastravellingtoanothercity.Youmightjusthavetobookaticket,getpackedandthinkaboutwhatpresentyouwouldliketobringbacktoyourfriendsontheEarth.2.Inmypointofview,robotscoulddoalmosteverythinginthefuture.Withthedevelopmentofscienceandtechnology,theymaybedesignedalmostthesameashumans.Theycouldhelppeopledoboringanddangerouswork.Forexample,itwouldbepossibleforrobotstobeloweredtotheoceanfloorandlefttoexploretheocean;robotscouldplayanimportantroleinexplorationmissionstootherplanets;theycouldalsobethecompanionsofhumansandassisthumansphysicallyandpsychologically,thatis,theycouldperformmoreusefulfunctionsthanjustasentertainment.3.Newtechnologyseemslikemagic,itcandoalotofamazingthingsthatwecouldneverimaginebefore.I’dliketoseethatavirtualworldcouldbecreatedwiththehelpoftechnologysothatpeoplecouldliveinbotharealworldandavirtualone.Wecouldnotonlyplaygames,travelorexperienceexcitementinthevirtualworld,butalsowecoulddowhateverwecannotdoinreality.2.Askstudentstothinkoverthequestion,givethemsometimetodiscussandpractice.（PPTpage10，鼠标点击，显示问题）Whatwillourlifebelikeinthefuture?(anopenquestion)3.Askstudentswhethertheycanimagineiftheycanenterafilmandfeelwhatthecharactersfeelandtellthemthatnexttheywillbeintroducedtoanamazingproductthatwillmaketheirdreamscometrue.（PPTpage11，鼠标点击，显示问题）【设计说明】通过描述图片内容，讨论未来生活等步骤，把话题转到阅读课文内容。Step4Homework（PPTpage12，鼠标点击，显示问题）1.Thinkofmorethingsthatcancometrueinthefutureandsharethemwithyourclassmates.2.Previewthereadingpassageandgetreadyforthenextlesson.【设计说明】让学生继续自己对未来生活的想象，并尝试用英语进行交流，为后续学习打下伏笔。同时，让学生预习阅读课文，让学生对下一节课的学习内容有一个大概的了解。
