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1、【课题】Unit6Whenwasitinvented?SectionAla—lc【学习目标】句型：Whenwasthecarinvented?弄清一般过去时态的主动语态与被动语态的差异，并通过练习和运用加以巩固。【学习重点难点】句型：Whenwasthecarinvented?弄清一般过去时态的主动语态与被动语态的差异，并通过练习和运用加以巩固。【学法指导】在学习中，懂得人类的科学发明创造了丰富的物质文明，激发创造发明的能力和愿望。并乐于参加学习小组活动，积极合作。【教学过程】一、导入（启发探究3分钟）通过课件呈现中国古代的发明：gunpowder/compass/paperma
2、king/printing然后问学生:Whatarethey?Helpthestudentstosay:TheyarefourinventionsofChina.Getthestudentstorepeat.叫学生列举一些他们知道的发明，女口car,telephone,computer,TV等。Thenshowsomeinventionsonthescreentothestudents:Telephone,calculator,car,personalcomputer,TV,Hghtbulb,alarm,clock,microwaveoven,electricslipper.Te
3、acher:Therearemanyusefulthingsintheworld・Theyhelpusalotinlife.（Showsomepicturesonthescreen）Whenweretheyinvented?Students:■①Thetelephonewasinventedin1876.②Thecomputerwasinventedin...二、自学（自主探究6分钟）文化背景导读HowAmericansshowedtheirrespectforEdisonThomasAlvaEdisonwasawardedmorepatentsoninventionsthana
4、nyotherAmerican.Whenhediedin1931,Americanswonderedhowtheycouldbestshowtheirrespectforhim.Onesuggestionwasthatthenationobserveaminuteortwooftotalblackout.Allelectricpowerwouldbeshutoffinhomes,streets,andfactories.PerhapsthissuggestionmadeAmericansrealizefullywhatEdisonandhisinventionsmeanttoth
5、em・Electricpowerwastooimportanttothecountry・Shuttingitoffforevenashorttimewouldhaveledtocompleteconfusion.Ablackoutwasoutofthequestion・OnthedayofEdison'sfuneral,manypeoplesilentlydimmedtheirlights.Inthiswaytheyhonoredthemanwhohaddonemorethananyoneelsetoputagreatforceofelectricityathiscountrym
6、en^fingertips.翻译下列年代：1nineteenseventy-one2eighteeneighty-five3.eighteenseventy-six4.19275.19766.2010三、交流（合作探究10分钟）1.要求学生翻开课本P41,迅速阅读la部分的内容。并按要求完成课本上相应的任务:Numberthepictures.（1分钟）2.检查答案，先要求全班一起给出答案并检查讨论。Thetelephonewasinventedin1876・Carswereinventedin1885・TheTVwasinventedaround1927.Thepersonal
7、computerswereinventedin1976・3.要求学牛听第一遍录音,并完成课本上lb的听力任务:Listenandmatchtheinventionswiththeyears.Checktheiranswers:读出序号■读出年份■读出完整的句子（2分钟）Picturecl:Thetelephonewasinventedineightennseventy-six・Picturea:Carswereinventedineighteeneighty-five.Pictu
