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1Unit6Whenwasitinvented?SectionA1(1a-2d)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。2T: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,askStudentBwhenthethingsinthepicturein31bwereinvented.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4e.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“考虑，想起”e.g.Heisthinkingabouttravellinginthesummerholidays.他正在考虑暑假旅游的事。Shewasthinkingaboutherchildhooddays.她正回想她的童年时期。【拓展有关think其它的短语】thinkof指“考虑，记忆，记起”如：Youthinkofeverything!你全都提到了。Ican’tthinkofhisnameatthemoment.我一时想不起他的名字。thinksth.over指“仔细想，审慎思考，作进一步考虑”如：PleasethinkoverwhatIsaid.请仔细考虑我说的话。Iwanttothinkitover.我想仔细考虑一下这件事。thinksth.out指“想通，想出，熟思”如：Hethoughtoutanewidea.他想出了一个新主意。Thatwantsthinkingout.那件事需要仔细考虑。HomeworkRecitetheconversationin2d.SectionA2(3a-3c)一、教学目标：1.语言知识目标：1)学习掌握下列词汇：byaccident,ruler,boil,remain,smell,saint,national,takeplace,doubt,withoutdoubt52）阅读短文，能按要求找到相应的信息。3）通过阅读提高学生们的阅读能力。4)了解茶叶被发明的历史及生产制作的简要过程。2.情感态度价值观目标：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)掌握本部分出现的生词和词组，达到熟练运用的目标。2)阅读短文，获得相关的信息。通过阅读练习，来提高阅读能力。2.教学难点：1)阅读短文，获得相关的信息的能力。2)理解并运用所学的词汇及表达方式。三、教学过程Ⅰ.Revision1.Checkthehomework.2.Role-playtheconversationin2d.Ⅱ.Lead-in一、播放视频《茶叶的起源》，让学生们了解中国的茶文化，及茶叶被发明的渊源，并了解其发展过程。1.Whatisthevideoabout?2.WhoisthewriterofChaJing?Sstrytoanswerthequestions:It’saboutthetea.LuYu.Ⅲ.ReadingWorkon3a:1.TellSstoreadthearticlequicklyandmatcheachparagraphwithitsmainidea.Para.1Para.2Para.3LuYuandhisbookChaJingHowteaspreadtoothercountriesHowteawasinventedbyaccident6Ssreadthearticlequicklyandmatcheachparagraphwithitsmainidea.2.方法指导：先阅读所给的三句话，然后快速阅读短文，抓住每一段的主题句，找到答案。3.学生们，按老师指导的方法进行阅读，并快速阅读三个段落。4.最后，教师让部分学生回答答案，并校对答案。Para.1HowteawasinventedbyaccidentPara.2LuYuandhisbookChaJingPara.3HowteaspreadtoothercountriesWorkon3b:1.告诉学生们再次阅读短文内容，并回答3b中的所有问题。2.学生们先阅读这些问题，理解它们的意思，然后带着相关问题仔细回读短文，并在短文的相关信息处划线。3.让学生们回答问题，并校对答案。①Itwasfirstdrunknearly5,000yearsago.②Itwasinventedbyaccident.③LuYu.④It’sabouthowteaplantsweregrownandusedtomaketea.⑤ItisbelievedteawasbroughttoKoreaandJapanduringthe6thand7thcenturies.Teadidn’tappearuntilaround1660inEngland.4.让学生读一下自己的答案，并改正答案。Ⅳ.PostreadingReadandfilltheblanks.Filltheblanksaccordingtothefirstparagraph.Tea(afterwater),themostpopulardrinkintheworld_______(invent)byaccident.Itisbelievedthattea_______(drink)5,000yearsago.It______(say)thataChineseruler______(call)ShenNongwasthefirst______(dis