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1、Unit7What’sthehighestmountainintheworld?Period1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,talkabou句子:What’sthehighestmountaininth
2、eworld?Qomolangma.HowlongisQomolangma?It’s8,844.43metershigh.It’shigherthananyothermountain.Whichisthedeepestsaltlakeintheworld?TheCaspianSeaisthedeepestofallthesaltlake.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。Step1Presentationsquaren.平方metern.米deepadj.深的desertn.沙漠populationn.人口pop
3、ulationn.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Step2Warming-up1.Watchthephotosandtalkaboutthem“Howbig/high/long/bigis…?’andhelpthestudentstoanswer:It’s…meters/kilometers/cmbig/high/long/big.2.Lookthesephotosandpracticethedialogue:e
4、.g.A:HowhighisQomolangma?B:It’s8,844metershigh.Step31aMatchthefactsyouknow.Practiceinpairsusingtheinformationin1a.Qomolangmaabout9,600,000squarekilometersinsizeTheSahara1,025metersdeepTheCaspianSea6,671kilometerslongTheNile8,844.43metershighStep4Explaination…8,844metershigh.8,
5、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________
6、____ofallthesaltlakes.4)TheNileis_________riverintheworld.2.2aListenandnumberthefacts(1-4)intheorderyouhearthem.2bListenagainandfillintheblanksin2awiththenumbersinthebox.6,3005,0005,464300___TheYangtzeRiverisabout____kilometerslongandtheYellowRiveris___kilometerslong.___Chinah
7、asthebiggestpopulationintheworld.It’salotbiggerthanthepopulationoftheUS.___Chinaisover___yearsold.IthasamuchlongerhistorythantheUS.TheUSisnoteven___yearsold.___ChinaisalmostasbigastheUS,butitisthebiggestcountryinAsia.Step6Practice1cMakeconversationsinpairs.ExamplesA:Didyouknow
8、thatChinaifoneoftheoldestcountriesintheworld?B:Yes,Idid.It’sm
