英语人教版八年级下册Unit7SectionA（1a-1c）.ppt

Unit7What sthehighestmountainintheworld SectionA1a 1c 1245167300 Challenge Readthenumbers 1 025 6 671 9 600 000 8 844 43 1 000 theYellowMountain1864 7meters high It s 北岳恒山 西岳华山 2154 9meters 2016 1meters isasas high MountHua MountHen 南岳衡山1300meters 1532 7meters 东岳泰山 Whichishigher or ishigherthan MountTai MountHen MountTai MountHen 泰山1532 7m衡山1300 2m华山2154 9m恒山2016 1m嵩山1491 7m黄山1864 7m Whichisthehighestmountainofthesixmountains isthemountainofthesixmountains highest Whatisthehighestmountainintheworld MountHua Qomolangma Doyouknowitsname 珠穆朗玛峰简称珠峰 位于中国和尼泊尔交界的喜马拉雅山脉之上 终年积雪 高度8 844 43米 是世界第一高峰 最长达26公里 Howhighisit It sabout8 844metershigh It sthehighestmountainintheworld It shigherthananyothermountain Doyouknowitsname theCaspianSea Howdeepisit 里海是世界上最大最深的咸水湖 深为1 025米 It s1025metersdeep It sthedeepest saltlake ofallthesaltlakes It sdeeperthananyotherlakeintheworld It s6671kilometerslong theNile 尼罗河长6 671千米 是世界上最长的河流 Doyouknowitsname Howlongisit It sthelongestriverintheworld It slongerthananyotherriver Itisabout9 600 000squarekilometersinsize theSahara Doyouknowitsname Howbigitis 撒哈拉沙漠是世界第一大荒漠 大约960万平方千米 It sthebiggestdesertintheworld It sbiggerthananyotherdesert 1b Listenandcompletethesentences 1 Qomolangmais thananyothermountainintheworld 2 TheSaharais desertintheworld 3 TheCaspianSeais ofallthesaltlakes 4 TheNileis riverintheworld higher thebiggest thedeepest thelongest QinghaiLake青海湖 deep TaklimakanDesert theYangtzeRiver长江 long 塔卡拉玛干沙漠 big Practice中国之最 HuangguoshuWaterfall黄果树瀑布 beautiful TaiwanIsland台湾岛 big TiananmenSquare天安门广场 big fortable3 big4 happy5 cheap6 many7 difficult8 little betterbest more most biggerbiggest happierhappiest cheapercheapest moremost more most lessleast 写出下列单词的比较级和最高级 1 TheSaharais intheworld AthebiggestdesertBbiggestdesertCthebiggestdeserts 2 TheNileis6 671 AkilometersBkilometerlongCkilometerslong 3 Tonyis thananyotherstudentinhisclass AtallBtallerCthetallest 4 What sthe mountainintheworld QomolangmaAhighBhigherChighest 5 Jack shandwritingisas asMike s A goodB betterC best Quickcheck A C B C A Summary 1 Bignumbers 2 Comparativeandsuperlativeformsofadjectives 3 Newwords QomolangmatheNiletheCaspianSeatheSaharatheYangtzeRiver squaremeterdeepdesert 4 MainsentencesWhat sthehighestmountainintheworld Qomolangma Howhighisit It s8844 43metershigh It shigherthananyothermountainintheworld Homework Canyouthinkofmoreexamplestoshow isthemost intheworld Competewithyourclassmates Enjoythenature Enjoythelife 英语数字读法1 百位数hundred 百 表示101 999之间的表达方式为 基数词 hundred and 十位与个位 例如 101onehundredandone320threehundredandtwenty2 千位数以上的数字的从右端向左端数起 每三位数加一个逗号 从右开始 第一个 表示thousand 千 第二个 表示million 百万 第三个 表示billion 十亿 然后一节一节用几百几十几的方法表示 在这类数词中hundred thousa