八年级英语上册Unit4 Topic2 Section B仁爱版VIP免费

Unit4Topic2SectionBThemainactivitiesare1aand2a.本课重点活动是1a和2a。Ⅰ.Teachingaimsanddemands教学目标1.Learnsomewordsandusefulexpressions:toward,plate,planet,information,mistake…for…,object,balloon,seem,seemto,callfor,wake,wakeup,real2.Reviewexpressingcertaintyanduncertainty(besure)andPastContinuousTense:(1)I’mquitesurethereareUFOs.(2)I’mnotsosure.Evenscientistsaren’tsurewhetherthereareUFOs.(3)I’msuretherearenoUFOs.(4)I’mnotsurewhether/ifrobotswillmakehumanslosetheirjobs.(5)AUFOflewovermyheadwhileIwaswalkingtowardthebusstopyesterday.(6)WhileJimwassleeping,hesawaUFOflyingoverhishead.Ⅱ.Teachingaids教具录音机/图片Ⅲ.Five-fingerTeachingPlan五指教学方案Step1Review第一步复习(时间:15分钟)1.(通过对话复习SectionA出现的目标语言。)T:Hi!S1.Doyoulikerobots?S1:Yes,Ido.T:Whydoyoulikethem?S1:Becausetheyareveryusefultous.T:Whatcanrobotsdoforus?S1:Theycandodangerousworkinsteadofhumans.Theycansavepeopleindanger,mendroadsandsoon.T:Verygood.Doyouwanttohaveoneinthefuture?S1:Yes,Ido.(教师示范后，挑两组学生进行表演。)T:(对S2)Areyousurerobotswilltaketheplaceofhumansinthefuture?S2:No,I’mnotsure.T:Areyousurerobotswillmakehumanslazy?S2:Yes,I’mquitesure.(教师示范后，挑几组学生进行表演。)2.(利用图片，复习过去进行时。)T:Lookatthefirstpicture.WeiHuawasgettingupat6:30yesterday.(让学生思考一会，教师开始提问。)T:Lookatthesecondpicture.CanyousayasentencewiththePastContinousTense?S3:WeiHuawashavingbreakfastat7:00yesterday.T:Verygood.Askandansweraboutthepicturesinpairs.Forexample:S3:WhatwasWeiHuadoingat7:45yesterday?S4:Shewaswalkingtoschoolatthistimeyesterday.(两分钟后挑几组学生表演。)3.(在活动中进一步复习过去进行时和肯定与不肯定句式的用法。)(把学生分成三人一组，每人在纸上写一个动作，让另外一位同学猜他在做什么，猜时要用上I’msure./I’mquitesure./I’mnotsure.练习之后，以小组为单位在台前表演。)(教师找两位学生帮忙，给出示范。)T:WhatwasS5doingatthistimeyesterday?S6:ShewaswatchingTV.T:Areyousure?S6:Yes,I’mquitesure.S5:IwaswatchingTV.T:Whatwereyoudoingatthistimeyesterday?(小组练习完之后，找几组学生表演。)4.(教师从报纸、杂志、网上找一些UFOs的图片，导入新课。)T:(出示图片)Lookatthesepictures,Whatarethese?Ss:TheyareUFOs.(他们在报纸、杂志上见过UFOs，所以大部分学生能说出来。)(板书)UFOT:WhatdotheUFOslooklike?Ss:Theylooklikeplates.(板书)plateT:AreyousurethereareUFOs,S7?S7:Yes,I’mquitesure.T:Whataboutyou,S8?S8:I’mnotsurethereareUFOs.T:I’mnotsure,either.Becausetherearenolivingthingsonotherplanets.(板书)planetT:Theearthisaplanet.TheMars(火星)isaplanet,too.T:Well,someonesaidtheysawtheUFOsinthiscity.Areporterwasmakingasurveyaboutthiseventamongthepeople.Let’slistentoit.(教师课前录制好此段录音。)R:WherewereyouwhentheUFOarrived?P1:Iwasathome.R:WhatwereyoudoingwhiletheUFOwasflyinginthesky?P2:Iwasshoppinginthestreet.R:AreyousurethereareUFOs?P2:Yes,I’mquitesure.R:Whatdiditlooklike?P2:Itlookedlikeaplate.P3:I’mnotsosure.Untilnoweventhescientistsaren’tsurewhetherthereareUFOs.(听后，让学生分组，一个人扮演记者，其他人扮演被采访的人。练习本课的主要语言项目并复习新词。)Step2Presentation第二步呈现(时间:5分钟)1.T:Nowlistento1aandanswerthefollowingquestion:WhatwasJanedoingwhileaUFOflewoverherhead?(听后找学生回答。)S1:Shewaswalkingtowardthebusstop.2.T:SomestudentsaresurethereareUFOs,butsomestudentsaren’tsureaboutthis.WhataboutMichael,KangkangandMaria?Read1aandfinish1b.(两分钟后检查。)S2:MichealisquitesurethereareUFOs.S3:Ka...