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Unit7What’sintheworld?thehighestmountainSectionA1a-1c执教者：朱杰1.What’sthehighestmountainintheworld?Howhighisit?QomolangmaIt’s8844.43high2.What’sthelongestriverintheworld?Howlongisit?TheNileIt’smorethan6600kilometerslong3.What’sthedeepestsaltlakeintheworld?theCaspiansea4.What’sthebiggestdesertintheworld?theSaharaLanguagegoals•1.知识目标：1)掌握以下单词：square,meter,deep,population,Qomolangma,theNile,theCaspiansea,theSahara,2)掌握句型：A:Whatisthehighestmountainintheword?B:—Qomolangma…•2.能力目标：能熟练用英语形容词最高级句型描述句地理概况•3.情感目标：了解中国的地理概况，培养热爱祖国、热爱自然的情怀•2.学习重点难点1)形容词、副词最高级的变化规则2)大数字的表达和朗读我会读，我会译squaremeterdeeppopulation珠穆朗玛峰尼罗河里海撒哈拉沙漠平方；正方形米；公尺深的；纵深的人口；人口数量QomolangmatheNiletheCaspianseatheSaharaDoyouknowtheseinterestplaces?QomolangmaQomolangmarunsalongtheborderbetweenChinaandNepal.Itiscoveredwithsnowalltheyearround.It’s8844.43high,thehighestintheworld.It’s26kilometerslong.TheNileisthelongestriverintheworld.It’smorethan6600kilometerslong.TheNileTheCaspianSeaTheCaspianSeaisthebiggestlakeintheworld.ItliesintheborderbetweenAsiaandEurope.TheSaharaisthebiggestdesertintheworld.TheSaharaQomolangmaabout9,600,000squarekilometersinsizeTheSahara1,025metersdeepTheCaspianSea6,671kilometerslongTheNile8,844.43metershigh1a.Matchthefactsyouknow.…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.1.Qomolangmais________thananyothermountainintheworld.2.TheSaharais__________desertintheworld.3.TheCaspianSeais__________ofallthesaltlakes.4.TheNileis___________riverintheworld.1b.Listenandcompletethesentences.higherthebiggestthedeepestthelongest1c.Usetheinformationin1btomakeconversations.A:Whatisthehighestmountain/thebiggestdesert/thedeepestsaltlake/thelongestriver/…）intheworld?B:Qomolangma/Sahara/Caspiansea/Nile…小记者，我来当、大数的表达：超过三位数的数字，英语里没有“万”这一单位，万也用表示。三位数以上的数，从个位往前数，每三位数加一个逗号，从后往前数的第一个逗号代表,第二个逗号代表,第三个逗号是，注意这几个词不能用复数形式，后也不能加and。hundred,thousand,million,billion等前面有基数词，表示确切数目时，用，后直接接复数名词。表示不确切数目时，这类词后加且与连用。thousandthousandmillionbillionsof单数形容词和副词比较级和最高级构从构成上分为规则变化与不规则变化。其规则变化原则：单音节词在词尾比较级加最高级加；以e结尾的词，只需加或；以辅音字母加y结尾双音节词变y为加或；重读闭音节、末尾只有一个；辅音字母双写加或；少数以er,ow结尾的双音节词加或；部分双音节和多音节词在原级前加或；esterrstimoreereresterestmostest练一练——大数的表达•100•1,000•100.000•9,600,000onehundredNinemillions,sixhundredthousandsonehundredthousandonethousand练一练——大数的表达•1,025•6,671•8,844.43eightthousand,eighthundredandforty-fourpointfourthreeonethousand,twenty-fivesixthousand,sixhundredandseventy-one形容词和副词比较级和最高级Cheap——cold——fine——nice——happy——busy——fat——hot——narrow——yellow——quickly——slowly——good/well——much/many——cheapercheapestcoldercheapestfinerfinestnicernicesthappierhappiestbusierbusiestfatterfattesthotterhottestnarrowernarrowestyelloweryellowestmorequicklymostquicklymoreslowlymostslowlybetterbestmoremost我的收获Thanks