Unit6WhenwasitinventedSectionB1a1e课时设计人教版九年级英语全册

第3课时教学设计课题Unit6Whenwasitinvented?SectionB1a1e课型听说课√语法课口阅读课口写作课口其它课__________教材（语篇）分析：【what】本课是一节听说课，第一模块1a1e拓展话题，融入新词汇.【why】听的活动要求学生能运用反义词、信息进行多层次的处理。最后进行的活动要求学生根据听力信息，模仿谈论薯片的发明，内化听力信息。【how】1a1e是一个完整的任务链，1a1b要求学生观看几种常见的食物图片并能用形容词描述它们的口感，然后根据形容词列举相应食物。1c1d是对听力所输入的信息进行对层次的处理。学情分析：自然情况本单元已经学习了两节课，对于过去式被动语态的构成有了一定的掌握。（二）已有基础大部分学生能够用被动语态进行表达。（三）存在问题

部分学生不敢大声表达出来。（四）解决措施教师可以鼓励学生勇敢表达。教学目标：通过本课学习，学生能够：完成听说活动，了解美食的发明史。（学习理解）掌握本课出现的重点短语和句子。（应用实践）能用被动语态谈论美食的发明史。（迁移创新）教学重难点重点：能掌握下列句型Thecustomerwashappyintheend.Doyouknowhowpotatochipswereinvented?Didyouknowpotatochipswereinventedbymistake?Wow,Ididn’tknowthat.Whoinventedthem？难点：能利用句型谈论美食的发明。学习活动设计教师活动学生活动环节一：Activity1教师活动1LeadinShowStudentssomepicturesaboutthedeliciousfood.Howdotheytasted?Helpthemunderstandthefollowingadjectives;crispy,salty,sourandsweet.学生活动1AskandanswerDiscuss活动意图说明：通过让学生观察活动图片，并引导学生回答老师的问题，让学生温故知新，了解话题内容，加强学生的知识积累，为下一步的活动奠定基础。环节二：Activity2教师活动2PresentationReadtheinstructionstotheclass.Pointoutthefouradjectivesontheleft.Havethemreadthefourwordstogether.Thenasksomedifferentstudentstoreadthem.Askstudentstochoosethewordsintheboxtodescribehowthefoodinthepicturestastes.Writethemunderthecorrectpictures.学生活动2AskandanswerquestionsReadanduse活动意图说明：利用集中食物的图片及练习帮助学生理解掌握生词。环节三：Activity3教的活动3Workon1bPointoutthefourwords.Thenpointtothesampleanswergiven.Canyouthinkofothersweetfoodnow?Askstudentstopletetheactivityontheirown.Aftertheyallfinishwriting,asksomestudentstoreadtheiranswerstotheclass.Checktheanswerswiththewholeclass.学的活动3Finish1bChecktheanswers.活动意图说明：通过口语活动帮助学生在运用中进一步理解、巩固词汇。环节四：Activity4教的活动4BeforelisteningLetstudentsreadtheinstructionstogether.Besurethattheyknowwhattodo.Andhelpthemtounderstandthewordscustomerandbymistake.Callthestudents’attentiontothesixsentencesinthebox.Asksixdifferentstudentstoreadthemandgivesomeexplanationsintheirownwordsoneachsentence.Brainstorm:Afterthat,getthestudentstoguesswhattheywillhearabout.Whataretheytalkingaboutandwheredidthestoryhappen?Askstudentstolookatthesampleanswers.WhilelisteningPlaytherecordingfirst.Studentsonlylistentocatchthemainidea.Playtherecordingagain.AskthechildrentolistenandcircleTfortrueorFforfalse.Checktheanswerswiththewholeclass.Pointtotheblanksinthesentencesinthestoryandtellthemtopletethesentenceswhiletheyarelistening.Encouragestudentstofillintheblanksbeforelistening.Playtherecordingagain.Askstudentstofillintheblankswiththeanswerswiththewholeclass.学的活动4ReadtheinstructionsPayattentiontosixsentences.Listentothetapestwotimesandfinishtasks.Checktheanswers.学的活动31.Ssobservetheimagesandunderstandthesituation.2.Sspletethequestionsandanswersusingpastfuturetense.活动意图说明：加强学生听力指导，在听时要抓重点内容，第一次听要求学生回答问题，因此在听的时候，应重点将与这些问题相关的内容听清，其他作为非重点内容。另外，要注意速记下重点内容。环节五：Activity5教的活动5AfterlisteningShowthefollowingquestionsandaskstudentstolistenandwritedowntheanswersHowandwhenwerepotatochipsinvented?What’sthenameoftheinventor?What’shisjob?WheredidGeorgeCrumwork?Whywasitamistake?Whatdidthecookdowiththepotatoesthem?Playtherecordingofthehistoryofpotatochipsagain.Pauseforthestudentstorepeatafterit.Getthestudentstoreadafterthetape.Tellthemtotrytheirbesttoimitatetheintonationandpronunciation.学的活动5ActoutListenagainandrepeat.活动意图说明：复述听力内容能帮助学生更好地理解信息，通过自主归纳表达，能有效地提高学生的语言表达能力。环节六：Activity6教的活动6Workon1eMakeaconversationabouttheinventionofpotatochips.S1:Didyouknowpotatochipswereinventedbymistake?S2:Wow,Ididn’tknowthat.Whoinventedthem?S3:TheywereinventedbyacookcalledGeorgeCrum.学的活动Makeaconversation.Workinpairs活动意图说明：通过对子活动给学生提供运用重点句型进行口语表达的机会。板书设计Unit6Whenwasitinvented?Period3SectionB1a1eTalkabouttheinventionofpotatochipsAnaccidentalinventionWhatisthemaneoftheinvention?Whowasitinventedby?Whenwasitinvented?Howwasitinvented?Whywasitamistake?分层作业设计基础巩固：Memorizethenewwordsanddosomeexercises设计意图：熟记本课重点单