Unit6Whenwasitinvented一、教学目标：1.语言知识目标：1)能掌握以下单词：heel,scoop,electricity,style,project,pleasure,zipper,daily,website,pioneer,list,mention能掌握以下句型：①—Whenwasthetelephoneinvented?—Ithinkitwasinventedin1876.②—Whataretheyusedfor?—Theyareusedforseeingatnight.2)能谈论物品被发明的时间、发明者，表达某发明的用途。2.情感态度价值观目标：了解一些近现代发明的时间及用途，激发自己热爱发明的情感。培养想象力，善于观察事物。面对难题，用积极的态度去解决，发挥想象力，认识世界，改造世界。二、教学重难点1.教学重点：1)本课时的单词、词组和句型，学习运用一般过去时态的被动语态。2)学会询问发明时间及用途的基本句型：—Whenwasthetelephoneinvented?—Ithinkitwasinventedin1876.—Whataretheyusedfor?—Theyareusedforseeingatnight.2.教学难点：运用一般过去时态的被动语态来讨论发明的发明时间及用途。三、教学过程I.Warmingup1.展示一些近代发明的图片与近代发明的发明者，让学生们将图片与发明者相连。T:Doyouknowwhattheseinventionsare?S1:It’sacar.S2:It’satelephone.S3:It’satelevision.T:Doyouknowwhotheseinventorsare?S1:KarlBenzS2:AlexanderBellS3:J.L.BairdLetSsmatchtheinventionsandtheinventors.Ⅱ.Presentation引导学生们学习一般过去时态的被动语态结构。让学生们看大屏幕的如果爱和发明者的图片,并将句子改为被动语态。如：T:KarlBenzinventedthefirstcarin1885.Thefirstcarwasinvented(byKarlBenz)in1885.Ⅲ.Talking1.Lookatthepicturesin1a.Discusswithyourgroup,inwhatorderdoyouthinktheywereinvented?Trytonumberthem[1-4].2.Ssdiscusswiththeirpartnersandnumberthepictures.3.Talkingabouttheinventions:A:IthinktheTVwasinventedbeforethecar.B:Well,IthinktheTVwasinventedaftertheTV.Ⅳ.Listening(1b)1.T:TellSslookatthepicturesandyearsontheleft.2.PlaytherecordingfortheSstolisten.3.Sslistentotheconversationandtrytomatchtheinventionwiththeproperyear.4.Playtherecordingagain.5.Checktheanswers.Ⅴ.Pairwork(1c)1.Sstrytoremembertheinventionandtheyear.2.StudentB,coverthedates.StudentA,askStudentBwhenthethingsinthepicturein1bwereinvented.Thenchangerolesandpracticeagain.3.Letsomepairsaskandanswerinpairs.e.g.A:Whenwasthetelephoneinvented?B:Ithinkitwasinventedin1876.…Ⅵ.Learningthenewwords&ListeningLookatthepicturesthenlearnthenewwords.Workon2a:T:TellSstheywillhearsomeinterestinginventions.1.Lookatthepicturesin2a.Discussthethingswhattheyareusedfor.2.PlaytherecordingfortheSstolistenandnumberthepictures.3.Playtherecordingagaintochecktheanswers.Workon2b:1.LetSsreadthechartbelow.ExplainsomemainsentencesfortheSs.Makesuretheyknowwhattodo.2.PlaytherecordingfortheSstofillintheblanks.3.Playtherecordingagaintochecktheanswers.4.Listenagainandfillintheblanks.Ⅶ.Pairwork(2c)1.TellSstomakeconversationsusingtheinformationin2b.MakeamodelfortheSs.A:Whataretheshoeswithspecialheelsusedfor?B:Theyareusedforchangingthestyleoftheshoes.2.LetsomeSsmakeconversationsusingtheinformationin2b.3.Seewhichgroupdoesthebest.Ⅷ.Role-play(2d)1.ReadtheconversationsandLetSsreadaftertheteacher.2.Explainsomenewwordsandmainpointsintheconversation.3.AskSstorole-playtheconversationingroups.X.Languagepoints1.Well,youdoseemtohaveapoint…haveapoint有道理e.g.Iadmit(that)youhaveapoint.我承认你有理。2.Theyareusedforseeinginthedark.beusedfordoingsth.表示“被用来做某事”。相当于beusedtodosth.e.g.Thiscomputerisusedtocontrolallthemachines.这台电脑是用来控制所有机器的。Doyouknowwhatthistoolisusedfor?你知道这工具是用于做什么的？3.Thinkabouthowoftenit’susedinourdailylives.thinkabout表示“...
