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1、Unit9Whenwasitinvented?课时安排5课时第一课时：SectionA1a-2c第二课时：SectionA3a-4第三课时：SectionB1a-2candself-check1第四课时：SectionB3a-4bandself-check2第五课时;Reading单元目标与要求教学目标：1.谈论重要发明的发明时间、发明者和用途。2.了解薯条,茶和篮球的发明历史。语言结构：被动语态语言功能：谈论重要发明的发明时间、发明者和用途语言目标:Whenwasthecarinvented?I
2、twasinventedin1885.Whoweretheyinventedby?TheywereinventedbyEdison.Whataretheyusedfor?They’reusedforseeinginthedark.重点词汇及短语：salty,sweet,sour,crispy,pleasant,potatochips,slipper,leaf,fire,scoop,lightbulb,microwaveoven,abacus,camera,beverage,beinventedby
3、,beusedfor,bymistake,byaccident教学重点：应用被动语态讨论重要发明的时间、发明者和用途教学难点：如何描述一项新发明的来历和用途学习方式：自主合作学习技能目标：能够谈论发明的历史和用途，能够对生活中的发明发表自己的看法，能够解决生活问题，设计新发明。情感目标：充满想象力，善于观察事物面对难题，用积极的态度解决，发挥创造能力，认识世界，改造世界。第一课时l¡教学内容与分析教学内容：SectionA1a-2c教学目标：a.能够掌握基本单词和词汇invent,beusedfo
4、r,scoop,adjustable,heel,battery,operate,slipper,lightbulb.b.能够运用基本句型进行提问。Whenwasit/weretheyinvented?Whowasit/weretheyinventedby?Whatisit/aretheyusedfor?l¡教学重点、难点分析：教学重点：单词,词汇和句型。教学难点：运用被动语态谈论发明的发明者及用途。l¡课前准备本课时的教学课件以及一些单词，短语卡片。l¡教师设计教学步骤建议和说明↘热身/复习（Wa
5、rm-up/Revision）Greetings.Talkaboutsomethinginunit8.↘呈现/操练（Presentation/Practice）PresenttwopicturesofThomasEdisonandalightbulb.T:LookatthepictureontheScreen.What'sthatinEnglish?Ss:...T:It'salightbulb.(Studentsread“lightbulb”aftertheteacherrepeatedly.)T
6、:Whoinventedthelightbulb?ThomasEdisoninventedthelightbulbin1879.Playashortgame:a.TeacheraskfourSscometothefrontandgiveeachofthemacardwithThomasEdison,Invented,Thelightbulb,In爱迪生是众所周知的发明家。学生了解的比较多。1879onit.Thenaskthemtostandinorderlikethesentence.Thoma
7、sEdisoninventedthelightbulbin1789.a.ExchangetheorderofThomasEdisonandthelightbulbandaskSs:Isitrightnow?Canwesaylikethis?b.AskthefifthandsixthSswithcardofWasandBytocutinlineandorganizetherightsentence.TeacherwritethethreesentencesontheBbandexplainthePa
8、ssiveVoiceandtheActiveVoice.Ssreadthemaftertheteacherrepeatedly.Presenttheinventionsofthetrainandtheplane.T:TalkwithyourpartnerabouttheinventionswiththewordsgivenbyusingthePassiveVoiceandtheActiveVoice.Askafewpairstosaythedialogueslikebelow:A:
