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教案教学基本信息学科English学段初中年级九年级单元Unit6课题Whenwasitinvented?总课时数6课时SectionA(1a-2d)课型听说课授课时间教学目标及教学重点、难点教学目标：Attheendoftheclass,thestudentswillbeableto:1.learntounderstandandusethepassivevoice(pasttense)be+v(ed).2.learntolistenforthedetails.3.learntotalkaboutthehistoryofinventions.教学重点：1.Keyvocabulary:style,project,pleasure,daily,website,pioneer,list,mention...withpleasure,suchagreatinvention,inourdailylives,haveapoint...2.Keysentences:a.-Whenwasthetelephoneinvented?-Ithinkitwasinventedin1876.b.-Whatisit/aretheyusedfor?-It's/They'reusedfor…c.Forexample,itmentionedthatthezipperwasinventedbyWhitcombJudsonin1893.3.Structure:S+was/were+pastparticiple…教学难点：Practicepassivevoiceinthepasttenseinlisteningandspeaking.Learnwhentousepassivevoice.教学过程(表格描述)教学环节主要教学活动设置意图\nStep1Warming-up(PPT3-5)1.AskSstohaveadiscussionaboutChina’sgreatfourinventions.2.MakeSslookatthepictures.Askandanswerthefollowingquestions.Whatisit?Whoandwhenwasitinvented…讨论中国四大发明，通过图片认识表达四大发明的名词。Step2Lead-in(PPT6-7)1.ShowsomepicturesforSstolookandknowsomethingabouttheinventorsoftheinventions.2.AskSstomatchtheinventionswiththerightinventors.通过图片了解发明家及其发明，导入1a。Step3Presentation(PPT8)Workon1a.1.ShowsomepicturesofinventionsforSstolook.Inwhatorderdoyouthinktheywereinvented?Discussthemwithyourgroup.Thennumberthem[1-4](1=first,4=last)2.CheckanswersandaskSstomakeupsentenceswithwasinvented.3.Readthesentences.将1a的4个图片按时间顺序排列好并用被动语态表达出来，朗读。Step4Listening(PPT9-17)Workon1b,1c.1.PlaythetapeforSstolistenandmatchtheinventionswiththeyears.2.Listenagainandanswerthequestions.StudentB,coverthedates.StudentA,askStudentBwhenthethingsinthepicturein1bwereinvented.Thenchangerolesandpracticeagain.A:Whenwasthetelephoneinvented?B:Ithinkitwasinventedin1876.3.MakeSsworkinpairs.Askandanswerthequestionsabouttheinventionswithwhenandwho.-WhenwastheTVinvented?-Itwasinventedin1927.-Whowasitinventedby?-ItwasinventedbyBaird.4.Lookatthepicturesandlearn“beusedfor”.完成1b并大声朗读句子。训练学生的口语表达能力，学习beusedfor为2a和2b听力做铺垫。\nStep5Listening&Pairwork(PPT18-25)Workon2a,2b,2c.1.PlaythetapeforSstolistenandnumbertheinventions[1-3]intheordertheyhearthem.2.Sslistenagainandcompletethechart.3.Listenagainandfillintheblanks.4.Checkanswers.5.Workinpairstomakeconversationsusingtheinformationin2b.-Whatis/are…usedfor?-It’s/They’re…usedfor…听2a和2b完成各自的听力任务。然后创造真实的语言环境，学生利用2b的对话信息进行交谈。熟练听力的基本句型。Step6Role-play(PPT26-33)Workon2d.1.PlaythetapeforSstolistenandrepeat.2.Workinpairstorole-playtheconversationin2d.3.MakeSsreadtheconversationandanswerthequestions.4.AskSstohaveasummaryaboutthezipper.5.ReadmoreabouttheinventorWhitcombL.Judson6.Workinpairs.TalkabouttheTop10inventionsthatchangedtheworld.分角色朗读使学生理解每一个角色的表达任务以及情感。扩展阅读材料使学生开阔视野，了解更多关于发明物和发明者的信息。Step7Languagepoints(PPT34-45)1.Explaintheusageofinvent,pleasure,mention...2.Explaintheotherusagesofbeusedfor,doseem,haveapoint...3.Readthewordsandphrases.讲解本单元的重点词汇以及句型，使学生掌握这些用法。Step8Exercises(PPT46-50)1.Showsomeexercisetopracticethekeywords,thetargetlanguageandkeysentences.2.Checktheanswersonebyone.通过单选、词形填空、填单词、完成句子和翻译句子等形式练习所学的重点词汇、短语以及被动语态的用法。Step9中考链接(PPT51-52)Doexercisestopracticetheusageofbeinventedby,invention.将所学的知识与中考对beusedfor，invention的考查连接起来。\nStep10Homework(PPT53)1.Listento1band2b.2.Finishofftheexercises.3.Makeaconversationaboutsomeinventions.4.Role-playtheconversation.作业既设计了听力、对话表演等练习本课时的重点句型，也设计了开放性的作业，开阔学生的视野。板书设计Unit6Whenwasitinvented?SectionA(1a-2d)1.-Whenwasthetelephoneinvented?-Ithinkitwasinventedin1876.2.-Whatisit/aretheyusedfor?-It's/They'reusedfor…3.Withpleasure.4.Youdoseemtohaveapoint.5.Forexample,itmentionedthatthezipperwasinventedbyWhitcombJudsonin1893.教学反思本节课主要通过听力、口语练习，培养学生熟练运用beinventedby/beusedfor描述物品被发明以及被使用的句型。前者一般用过去时，后者用一般现在时。
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