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1、2017年新媒体新技术教学应用全国中小学互动课题教学实践观摩活动景东县花山镇中学八年级英语下册：Unit7What'sthehighestmountainintheworld?授课教师：李青学生年级：八年级（189班）教材版本：人教版（Gorforit!）1.Doyouknowthemountain?2.What'sitsname?3.Howhighisit?4.Canyoutellmesomethingaboutit?Unit7What'sthehighestmountainintheworld?SectionA1a~1cObjectivesTolearntoe
2、xpresslargenumbers.Totalkaboutthetopoftheworld.Tolearnnewwords:square,meter,deep,desert,kilometer,Asia,Qomolangma,theNile,theCaspiansea,theSaharasquaremeterdeepdesertpopulationAsiakilometerinsizen.平方；正方形n.米；公尺adj.深的；纵深的n.沙漠n.人口；人口数量n.亚洲n.千米，公里大小，面积NewWords:QomolangmatheNiletheCaspians
3、eatheSaharatheYangtzeRiversaltlake珠穆朗玛峰尼罗河里海撒哈拉沙漠长江咸水湖NewWords:Doyouknowtheseplaces?QomolangmaQomolangmarunsalongtheborder（边界）betweenChinaandNepal.Itiscoveredwithsnowalltheyearround.It’s8844.43metershigh,thehighestmountainintheworld.TheNileisthelongestriverintheworld.It’smorethan6600k
4、ilometerslong.theNiletheCaspianSeaTheCaspianSeaisthebiggestlakeintheworld.Itliesin（位于）theborderbetweenAsiaandEurope.TheSaharaisthebiggestdesertintheworld.ItislocatedinthenorthernAfrica.Climateconditions（气候条件）areverybad.theSaharaTheYangtzeRiveristhethirdlongestriverintheworld,thefirstl
5、ongestAsianrivers.It’s6211.31kilometerslong.theYangtzeRiverPresentationPart1AGuessingGame''What'sit''(1a)Canyoureadthenumbers?27101215203457891001122009,600,000ninemillionsixhundredthousand1,025onethousandandtwentyfive6,671sixthousandsixhundredandseventyone8,844.43eightthousandeighthu
6、ndredandfortyfourpointfourthreeQomolangmathehighestmountainintheworld8844.43metershightheSaharathebiggestdesertintheworldAbout9,600,000km2insizetheCaspianSeathedeepestofallthesaltlakes1,025metersdeeptheNilethelongestriverintheworld6,671kilometerslong1aMatchthefactsyouknow.…8,844meters
7、high.…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.Explaination形容词和副词的比较级最高级规则变化1.一般+er/esteg：coldstrongfastslow2.以字母e结尾+r/steg：nicelarge3.词尾只有一个辅音字母时，应先双写辅音字母+er/esteg:thinfat4.以“辅音字母+y”结尾的双音节词，先改“y”为“i”,+er/esteg:fu
8、nnyea
