Unit9Whenwasitinvented教学目标知识与技能1.KeyVocabulary:sweet,salty,crispy,sour,potato,chip,mistake,bymistake.thin,intheend,chef,sprinkle2.Thetargetlanguage:Didyouknowpotatochipswereinventedbymistake?No,Ididn'tknowthat.Whoinventedthem?过程与方法Accordingtolisteningtotrainthestudents'speakingandlisteningskillswiththetargetlanguage.情感态度价值观Doyouenjoyeatingthepotatochips?Haveyoueverthoughtofthehistoryofthechips?教学分析教学重点1.Trainthestudents'speakingandlisteningskillswiththetargetlanguage.2.Teachthestudentstousethenewvocabularycorrectly.教学难点难点Dothelisteningpractice.教学资源Ataperecorder,CAI板书设计Unit9Whenwasitinvented?TheThirdPeriodA:Didyouknowpotatochipswereinventedbymistake?B:Wow,Ididn'tknowthat.Whoinventedthem?A:TheywereinventedbyachefcalledGeorgeCrum.教学过程设计(第课时)教学环节教师活动学生活动教学媒体预期效果Step1RevisionHaveafreetalk.Askthestudentstopracticetalkingtoeachother。Step2PresentationⅠ.1a1.Readthefourwordsandaskstudentstorepeatthem.Givethemaminutetoreadandwritethewords.Thentellthestudentstheyareadjectivesandtheyareusedfordescribingthings.Forexample:Theappleissweetandsour.2.Getthestudentstodescribethethingswiththegivenadjectives.Somefoodhavemorethanoneword.3.Checktheanswers.Ⅱ1bAskthestudentstodescribehowfoodtasteandfinish1b.Ⅲ.2a1.Letstudentsdescribehowpotatochipstasteanddescribehowhelpfulthepotatochips.2..AskthestudentstolistentoastoryabouttheinventionofthepotatochipsandcircleTorF.3.Checktheanswers.Ⅳ.2b1.Listenagainandcompletethesentences.2.Checktheanswers.Ⅴ.2cPairworkThisactivityprovidesguidedoralpracticeusingthetargetPracticetalkingtoeachother。WritethewordsunderthecorrectpicturesListenandcircleTorF.Listenagainandcompletethesentences.Workinpairs.Roleplaytheconversationabouttheinventionofthepotatochip.Usetheinformationfrom2aand2b.复习上节课所学内容,巩固所学知识。认知一些形容词,为听力做准备。完成不同的听力任务,提高听力能力,了解炸土豆条的历史。利用所学语言,创造新的对话,培养学生创新思维。教学过程设计(第课时)教学环节教师活动学生活动教学媒体预期效果language.Askthestudentsworkinpairs.Roleplaytheconversationabouttheinventionofthepotatochip.Usetheinformationfrom2aand2b.Step3.Summary教学设计评价