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1、Unit7What’sthehighestmountainintheworldSectionA【学习目标】1.谈论地理和自然现象，学会对事实和数字进行比较。2.能够用最高级形式来描述人或物的特殊。3.了解自然和地理知识，培养热爱大自然的意识。【学习重点】能够用形容词及副词的比较级或最高级形式来描述自然景观。【学习难点】能表达较大的数字。【自主预习】一、写出下列单词的比较级和最高级highhigherhighestdeepdeeperdeepestlonglongerlongestfamousmorefamousmostfamousoldolderoldestbigbiggerbiggesty
2、oung_younger_youngestpopularmorepopularmostpopular二、预习课本P49-50，写出下列短语1.一千米深1000metersdeep2.九百六十万平方公里9,600,000squarekilometers3.四十千米高40kilometershigh4.最深的盐水湖thedeepestsaltlakes5.最大的沙漠thebiggestdesert6.最古老的国家之一oneoftheoldestcountries7.长五公里5kilometerslong8.世界上最多的人口thebiggestpopulationintheworld9.和…一样大
3、_asbigas10.比其他任何山都高tallerthananyothermountain11.asfarasIknow据我所知12.man-made人工的【课堂探究】一、度量单位使用规律:数词+meters/kilometers+high/deep/long/wide原文再现9,600,000squarekilometers,1,025metersdeep,6,671kilometerslong,8,844.43metershigh90平方米90squaremetersEg:黄河长5464千米。TheYellowRiveris5,464kilometerslong.死海约深392米。The
4、DeadSeaisabout392metersdeep.二、修饰比较级常用abit,alittle,much,many,alot,even，far；as+adj.+as表示“与...一样”原文再现It’salotbiggerthanthepopulationoftheUS.IthasamuchlongerhistorythantheUS.ChinaisalmostasbigastheUS.Eg：(1)Mybrotheris_B_moreoutgoingthanme.A.manyB.muchC.little(2)Theexperimentwas_C_easierthanwehadexpecte
5、d.A.moreB.muchmoreC.much(3)TravelingbytrainisCexcitingthantravelingbyair.A.muchB.alittleC.farmore(4)这部电影和那部电影一样有趣。（as…as）Thismovieisasinterestingasthatmovie.三、feelfreetodosth.指你想做什么就做什么,别介意我的看法,有“放松点,别紧张”的意思。教师二次备课备课教师：StepICheckthehomeworkShowtheanswerstothepreviewpartbyprojectandgetstudentstoread
6、afterme.Studentsmaymakemistakeinturningfamousintoitscomparativeandsuperlativeforms.Also,studentsmayaskwhywesaythebiggestpopulationinsteadofmorepopulation.Tellthemweusuallysaymorepeople.StepIILeadinGuess:HowtallamI?Teachhowtoreadnumbersandthepronunciationofmeter,centimeterandpoint.Andintroduce“Howhi
7、gh/deep/long…?It’s…high/deep/long.(WritenewwordsandpatternsontheBb.)GetstudentstotalkaboutthepicturesonP49.Makesurestudentscansaythenamesofthesefourplacesandteachstudentshowtoreadthenumbers,especially9,600,
