Unit 7 Whats the highest mountain in the world 第1课时公开课教学设计【人教版八年级英语下册】

Unit7What’sthehighestmountainintheworld?SectionA(1a-2d)一、教学目标1.听懂并掌握下列词汇：square,meter,deep,desert,population,Asia,tour,tourist,wall,amazing,ancient,protect,wide2.熟练运用形容词的比较级、最高级（Comparativesandsuperlativeswithadjectives）。3.能听懂并谈论地理与自然的句型：What’sthehighestmountainintheworld?4.能正确表达较大的数字（largenumbers）。5.了解我国和世界的一些“自然地理之最”。6.培养学生亲近自然，关爱自然，保护自然的情感态度价值观。二、教学重点及难点重点：1.听懂并掌握下列词汇：square,meter,deep,desert,population,Asia,tour,tourist,wall,amazing,ancient,protect,wide2.熟练运用形容词的比较级、最高级（Comparativesandsuperlativeswithadjectives）。难点：正确表达较大的数字（largenumbers）。三、教学准备教学课件、课本中涉及到的著名景点的图片。学生课前预习。四、教学过程Task1Step1Warming-upWatchandlearnT:Hello,boysandgirls.Todaywe’llstarttolearnUnit7—What’sthehighestmountainintheworld?Firstlet’swatchacartoonandthenthinkaboutthequestions.HowoldisChina?What’sthelongestriver?设计意图：通过让学生看动画引出本单元的主要话题，激发学生学习兴趣的同时，并通过问答的方式提出问题，让学生用地理知识回答相关问题，同时让学生复习形容词的比较级和最高级的用法，并呈现一些自然地理名称的表达。Step2Pre-listeningLookandlearn1.T:Nowwe’llseefourpictureswhichshowdifferentgeographicalsitesaroundtheworld.Thefirstoneistheworld’shighestmountain—Qomolangma(pronounceCho-mo-lung-ma).QomolangmaislocatedintheHimalayas.2.T:Wecanseeaseainthispicture.Butit’snotasea,it’sjustalake.It’scalledtheCaspianSea,theworld’slargestlake.3.T:What’sthispictureof?Yes,it’softheNile.Doyouknowit’sthelongestriverintheworld?4.T:Whoknowswhereitis?It’stheSahara.It’sthelargesthotdesertintheworld.设计意图：引导学生认知四个“自然地理之最”的相关知识，为下文的数据学习奠定基础。LookandanswerT:We’veknownfourdifferentgeographicalsitesaroundtheworld.Nowhere’sanewquestion.What’sthelargestcitysquareintheworld?Doyouknow?Yes,it’sourTian’anmenSquare.设计意图：结合学生熟悉的地理知识，引出square的已知词义，为square的另一层含义的学习打好基础。Lookandlearn1.T:Heretheword“square”meansthecitycenter.2.T:TiananmenSquareis0.44millionsquaremeters.Here“square”isusedafteranumbertogiveameasurementofarea.3.T:Here’sawell.Iwonderhowdeepitis.4.T:Whenweusethewordslikedeepandhigh,wealwayssaynumbers.Howtoreadthenumbers,especiallythelargenumbers?设计意图：引导学生学新词，扩充词汇量。同时学习千位以上基数词的表达法，为后面的匹配活动奠定基础。LookandreadT:Here’refournumbers.Canyoureadnow?设计意图：训练学生对较大数字的正确读法。LookandlearnT:Lookatthechartwithsomemeasurementinformation.Areyouclearthedifferencesamongsize,deep,longandhigh?设计意图：利用图解法，帮助学生区分并理解四个度量单位。Workon1aReadandmatchT:Nowit’stimeforyoutomatchthesitesandthefacts.设计意图：锻炼学生如何用含有大数字的度量结构表述地理信息。Step3While-listeningWorkon1bListenandcompleteT:Here’realsofoursentencesaboutthesefourgeographicalsites.We’veknowntheSaharaisadesert.Nowyoucanreadonebyone.Andthenyou’lllistentotheconversationandcompletethem.设计意图：引导学生结合听的内容熟悉比较级和最高级结构的含义和具体用法。Step4Post-listeningWorkon1cMakeconversationsT:Nowit’stimeforyoutomakeconversations.Youcanrefertotheinformationin1b.Atlastsomepairsofyouwillshowyourconversationshere.设计意图：让学生结对操练，通过模仿听力中大数字的用法，口头说出大数字，并用这四个地方的相关信息进行控制性的语言操练。Task2Step1Pre-listeningLookandlearn1.T:Beforewedonextexercise,let’shavealookatthesetwopicturesandlearntwofamousriversinChina.OneistheYangtzeRiver,theotheronetheYellowriver.2.T:Anotherwordyouwillhearintherecordingispopulation.Doyouknowitsmeaning?设计意图：引导学生了解听力活动会涉及到的相关地理知识以及生词，为听力活动做好准备。LookandreadT:Here’refournumbers.Whocanreadthemoutloud?设计意图：检测并巩固学生对大数字读法的掌握，减轻他们的听力压力。ReadandmatchT:Next,readthefoursentencesin2aandunderstandwhattheyareabout.Thenmatchthesentenceswiththekeywords.设计意图：通过句子和关键词匹配，帮助学生预测听力材料背景和内容的能力，进一步降低听力难度。Step2While-listeningWorkon2aListenandnumberT:Nowreadthesefoursentencesbyyourselves.Andthenyouwilllistenandnumberthefactsintheorderyouhearthem.Workon2bListenandfillintheblanksT:Youwilllistenagainandfillintheblankswiththenumbersinthebox.设计意图：锻炼学生能够通过听获取地理知识中的一些重要数据及与之相关的文化信息的能力，将学生带入我们自己的地理与人文语境中。Step3Post-listeningWorkon2cMakeconversationsT:NowI’dlikeyoutoaskandansweraboutChinaandtheworldtomakenewconversations.Youcandoitinpairs.OneisChineseandtheothercanactasaforeigner.Youcanrefertotheexamples.设计意图：锻炼学生运用比较级和最高级结构进行问答的口头表达能力，输出听力内容。Workon2dWatchandanswer1.T:MaybeeveryoneknowstheGreatWall.ButdoyouknowtheMingGreatWall?Let’swatchtheshortvideoandanswerthequestion.Choosethecorrectanswer.What’stheconversationabout?A.Ancientemperors.B.TheMingDynasty.C.AtourtotheMingGreatWall.设计意图：通过观看视频，吸引学生注意力，让学生感知2d的对话内容，为文本学习奠定基础。ReadandguessT:Lookattheconversation.There’resomenewwords.I’dlikeyoutoreadandguesstheirChinesemeanings.tourist n.旅行者；观光者feelfree feelfreetodosth.（可以）随便（做某事）tour n.&v.旅行；旅游VS.touristamazing adj.令人大为惊奇的ancient adj.古代的；古老的protect v.保护；防护wide adj.宽的；宽阔的asfarasIknow 据我所知设计意图：锻炼学生结合句意和上下文猜测词义的能力，扩充他们的词汇量。LookandanswerT:Nowyouareaguide.Canyouanswerthequestionsofthetourists?设计意图：让学生运用所学的知识进行口头表达的能力，进一步熟悉我国明长城的基本知识。Role-playT:Ithinkyou’vealreadygraspedtheconversation.Lookhere!It’syourturntorole-playtheconversation.设计意图：通过角色扮演，调动学生的学习积极性和主观能动性，进一步练习口语。Step4SummaryT:Atlast,let’ssummarizethekeypointsofthislesson.square,meter,deep,desert,population,Asia,tour,tourist,wall,amazing,anc