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1、Unit7What’sthehighestmountainintheworld?SectionA(1a-2d)Learningaims:知识目标：1.熟练掌握词汇：meter,deep,desert,population,Asia2.熟练掌握形容词的比较级和最高级的结构及比较句式；3.熟练掌握较大数字的读法以及“数词+名词复数+形容词”结构的用法技能目标：1.学会用形容词的比较级和最高级谈论地理及自然方面的知识；2学会用合适的词汇和句型对事实和数字进行比较；3.能根据已有知识猜测听力材料情感目标：通过谈论地理和自然方面的
2、知识，开阔学生的视野，并形成保护自然和环境的意识PKPlayawordgameWhoisquickerandlouder?Whohasthebesteyesight视力？highestlongestheaviestdeepest(深的）oldestmorebeautifulbiggestlargestsmallestthemostcarefulbetterearlierFeiLuIsay:FeiismoreoutgoingthanLu,LuismorecarefulthanFei.FeiandLuaretwinsiste
3、rs,they’re14yearsoldnow.Theyareabout1.60meters(米）high,FeiisastallasLu.FeiLuMinthetallestofall,shethethinnestofall.geography地理nature自然MinMeiWenYousay:Talkabouttheiragesandheights(身高）withcomparative(比较级）andsuperlative(最高级）TiantianKimiShitouCindyAngela11/12,20079/15
4、,20092/26,20074/15200810/132009Wherearewegoingiscoming，doyouwanttotravelwithus?I’llbetheguide（导游）.Let’sgo.行程一：First,let’sgoabord(出国）Let’stravelaroundtheworld.mountainsseagreenlanddeserts沙漠TheSaharaisthebiggestdesertintheworld.It’sabout9,600,000squarekilometers平方公
5、里insize.Itislocatedin坐落在thenorthernAfrica非洲北部,climate[klaɪmət]conditions气候条件areverybad.TheSahara[sə'hɑ:rə]撒哈拉沙漠square平方；广场eg:Tian’anMenSquareTheCaspianSea[kæspiən]里海TheCaspianSeaisthedeepestlakeofallthesaltlakes所有的咸水湖中intheworld.It’s1,025metersdeep深.Itliesin位于the
6、border边界betweenAsia亚洲andEurope欧洲.TheNileisthelongestriverintheworld.It’sabout6,671kilometerslong.ItisinAfrica非洲andrunsinto注入theMediterranean[meditəreinjən]Sea(地中海)intheend.TheNile[naɪl]尼罗河Qomolangma[tʃəuməulɑ:ŋmə]珠穆朗玛峰Qomolangmarunsalongtheborder边界betweenChinaand
7、Nepal尼泊尔.Itiscoveredwithsnowalltheyearround.It’s8,844.43metershigh.It’sthehighestmountainintheworld.It’s26kilometerslong.zxxktheSaharathebiggestdesertintheworldtheCaspianSeathedeepestofallthesaltlakestheNilethelongestriverintheworldQomolangmathehighestmountainint
8、heworldQuestiontime:36，500,435,478↓↓↓billion十亿）million百万thousand千Canyoureadthesenumbers?8,844.436,6711,0259,600,000千位及千位以上数字的表达：以三位数为一个单位，每三位数用“，”隔开1aMatchthef
