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1、九年级英语前置学习Unit6-------Unit12莲花初中张吉洪Unit6Whenwasitinvented?…………………………………2Unit7Teenagersshouldbeallowedtochoosetheirownclothes.………………………………………………………………10Unit8ItmustbelongtoCarla.…………………………………21Unit9IlikemusicthatIcandanceto.………………………57Unit10Youaresupposedtoshakehands.……………………94Unit11
2、Sadmoviesmakemecry.………………………………111Unit12Lifeisfullofunexpected.………………………132152Unit6 Whenwasitinvented?SectionA 1a—1c 教师复备栏或学生笔记栏【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
3、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】 【教学过程】 一、 导入（启发探究 1523分钟） 通过课件呈现中国古代的发明: gunpowder/compass/papermaking/printing然后问学生:Whatarethey?Helpthestudentstosay:TheyarefourinventionsofChina.Getthestudentstorepeat.叫学生列举一些他们知道的发明,如car,telephone,computer,TV等。Thenshowso
4、meinventionsonthescreentothestudents:Telephone,calculator,car,personalcomputer,TV,lightbulb,alarm,clock,microwaveoven,electricslipper.Teacher:Therearemanyusefulthingsintheworld.Theyhelpusalotinlife.(Showsomepicturesonthescreen)Whenweretheyinvented?Students: _____________________.①
5、Thetelephonewasinventedin1876.②Thecomputerwasinventedin... ……二、自学（自主探究 6分钟）文化背景导读HowAmericansshowedtheirrespectforEdison ThomasAlvaEdisonwasawardedmorepatentsoninventionsthananyotherAmerican.Whenhediedin1931,Americanswonderedhowtheycouldbestshowtheirrespectforhim. 152Onesuggestio
6、nwasthatthenationobserveaminuteortwooftotalblackout.Allelectricpowerwouldbeshutoffinhomes,streets,andfactories. PerhapsthissuggestionmadeAmericansrealizefullywhatEdisonandhisinventionsmeanttothem.Electricpowerwastooimportanttothecountry.Shuttingitoffforevenashorttimewouldhaveledto
7、completeconfusion.Ablackoutwasoutofthequestion. OnthedayofEdison’sfuneral,manypeoplesilentlydimmedtheirlights.Inthiswaytheyhonoredthemanwhohaddonemorethananyoneelsetoputagreatforceofelectricityathiscountrymen’sfingertips.翻译下列年代：1nineteenseventy-one____________ 2eighteeneighty
8、-five__________3.eighteenseventy-
