Unit7What’sthehighestmountainintheworld?教学目标：1语言目标：掌握本单元重点词汇及能用比较级和最高级谈论各之最。2技能目标：能听懂和谈论有关地理和自然的话题。3情感目标：培养学生热爱大自然，保护环境的意识。教学重点：短语:insize,intheworld,2meterstall/long/wide,thebiggestpopulation,oneofthebiggest,themostpopularquestion,talkabout,theancientemperors,themainreason,asfarasIknow,noman-madeobjects,mountainclimbing,thesouthwesternpartofChina,thickclouds,coverthetop,riskone’slife,challengeoneself,achieveone’sdream，theforestofnature,trytodosth.,thespiritoftheclimbers,manytimesmorethan,liveupto,prepare…for..,beawake,bespecialtosb.,spendsometimedoingsth.,intheremainingforest,endangeredanimals,inthefuture…句子:What’sthehighestmountainintheworld?Qomolangma.HowlongisQomolangma?It’s8,844.43metershigh.It’shigherthananyothermountain.Whichisthedeepestsaltlakeintheworld?TheCaspianSeaisthedeepestofallthesaltlake.DidyouknowthatChinaisoneoftheoldestcountriesintheworld?Yes,Idid.It’smucholderthantheUS.教学难点：形容词和副词的比较级和最高级变化规则和用法。物体之间的对比。课时划分：Period1SectionA11a–2dPeriod2SectionA23a-3cPeriod3SectionA3Grammarfocus-4cPeriod4SectionB11a-2ePeriod5SectionB23a-SelfcheckSectionA1(1a–2d)Step1Presentationsquaren.平方metern.米deepadj.深的desertn.沙漠populationn.人口populationn.人口Asian.亚洲tourv.n.旅行touristn.旅行者walln.墙amazingadj.令人大为惊奇的ancientadj.古代的wideadj.宽的；宽阔和Step2Warmingup1.Watchthephotosandtalkaboutthem“Howbig/high/long/bigis…?’andhelpthestudentstoanswer:It’s…meters/kilometers/cmbig/high/long/big.2.Lookthesephotosandpracticethedialogue:e.g.A:HowhighisQomolangma?B:It’s8,844metershigh.Step31aMatchthefactsyouknow.Practiceinpairsusingtheinformationin1a.Qomolangmaabout9,600,000squarekilometersinsizeTheSahara1,025metersdeepTheCaspianSea6,671kilometerslongTheNile8,844.43metershighStep4Explanation…8,844metershigh.8,844米高…metershigh(long,wide…)……米高（长,宽……)。英语表示“有多长（宽，高……）”时，一般将数词和数量单位放在表示长宽高的形容词前作状语。e.g.Thewallis1.7metreswide.Step5Listening1.1bListenandcompletethesentences.1)Qomolangmais______thananyothermountainintheworld.2)TheSaharais____________desertintheworld.3)TheCaspianSeais____________ofallthesaltlakes.4)TheNileis_________riverintheworld.2.2aListenandnumberthefacts(1-4)intheorderyouhearthem.2bListenagainandfillintheblanksin2awiththenumbersinthebox.6,3005,0005,464300___TheYangtzeRiverisabout____kilometerslongandtheYellowRiveris___kilometerslong.___Chinahasthebiggestpopulationintheworld.It’salotbiggerthanthepopulationoftheUS.___Chinaisover___yearsold.IthasamuchlongerhistorythantheUS.TheUSisnoteven___yearsold.___ChinaisalmostasbigastheUS,butitisthebiggestcountryinAsia.Step6Practice1cMakeconversationsinpairs.ExamplesA:DidyouknowthatChinaifoneoftheoldestcountriesintheworld?B:Yes,Idid.It’smucholderthanmycountry.Step72dReadtheconversationandanswerthequestions:1)Whichisthebiggestman-madeobjectsintheworld？2)WhichisthemostfamouspartoftheMingGreatWall?Step8Languagepointsandsummary1.Fellfreetoaskmeanythingontoday’sGreatWalltour.在今天的长城游中，大家尽管问我任何问题，不要拘束。fellfree是英语口语中一个常用表达。若有人让你feelfreetodosomething,就是让你无需拘束，只管按照自己的意愿去做某事。e.g.A:CanIuseyourbathroom?我可以用一下你的卫生间吗？B:Yes,feelfree.可以，请随意。2.AsfarasIknow,therearenoman-madeobjectsasbigasthis.据我所知，再没有像它这样大的人造物体了。asfarasIknow是一个固定的表达方式，还可以说sofarasIknow,意思是“据我所知”。e.g.AsfarasIknow,Jack’sgottwinsisters.就我所知，杰克有一对孪生姐妹。They’renotcomingtoday,sofarasIknow.他们今天不来了–就我所知是这样的。Step9HomeworkA:Tomemorizetheimportantphrasesandsentences.B:tomakesomedialoguesaboutaskingthesizeofobjects.
