英语人教版八年级下册unit7Section1a-2c.ppt

Unit7What sthehighestmountainintheworld SectionA11a 2c Presentation squaren 平方 metern 米 deepadj 深的 desertn 沙漠 populationn 人口 Asian 亚洲 tourv n 旅行 touristn 旅行者 walln 墙 amazingadj 令人大为惊奇的 ancientadj 古代的 wideadj 宽的 宽阔的 Doyouknowtheseplaces Qomolangma Qomolangmarunsalong 延伸 贯穿 theborderbetweenChinaandNepal n p l Itiscoveredwithsnowalltheyearround It s8844 43metershigh thehighestmountainintheworld It s26kilometerslong TheNileisthelongestriverintheworld It smorethan6600kilometerslong Itrunsthrough9countries It soneofthelargestrivers theNile theCaspianSea TheCaspianSeaisthebiggestlakeintheworld Itliesin 位于 theborderbetweenAsiaandEurope TheSaharaisthebiggestdesertintheworld ItislocatedinthenorthernAfrica theSahara TheYangtzeRiveristhethirdlongestriverintheworld thefirstlongestAsianrivers It s6211 31kilometerslong Itflowsthrough11provinces 省 andrunsintotheEastSeainShanghaifinally theYangtzeRiver 1aMatchthefactsyouknow 1bListenandcompletethesentences 1 Qomolangmais thananyothermountainintheworld 2 TheSaharais desertintheworld 3 TheCaspianSeais ofallthesaltlakes 4 TheNileis riverintheworld higher thebiggest thedeepest thelongest 1 一些重要的地理知识someimportantgeographicalfacts 通过问几个问题byaskingafewquestions 首先 世界上最高的山是什么 First what sthehighestmountainintheworld 它比世界上其它任何一座山都高 It shigherthananyothermountainintheworld 撒哈拉是世界上最大的沙漠 TheSaharaisthebiggestdesertintheworld 世界上最深的咸水湖是什么 Whichisthedeepestsaltlakeintheworld 里海是所有的咸水湖中最深的 TheCaspianSeaisthedeepestofallthesaltlakes 世界上最长的河流是哪一条 Whichisthelongestriverintheworld 尼罗河是世界上最长的河流 TheNileisthelongestriverintheworld 亚马孙河是世界第二长河流 TheAmazonisthesecondlongestriverintheworld 2aListenandnumberthefacts 1 4 intheorderyouhearthem TheYangtzeRiverisabout kilometerslongandtheYellowRiveris kilometerslong Chinahasthebiggestpopulationintheworld It salotbiggerthanthepopulationoftheUS Chinaisover yearsold IthasamuchlongerhistorythantheUS TheUSisnoteven yearsold ChinaisalmostasbigastheUS anditisthebiggestcountryinAsia 4 2 1 3 2bListenagainandfillintheblankswiththenumbersinthebox 6 3005 0005 464300 TheYangtzeRiverisabout kilometerslongandtheYellowRiveris kilometerslong Chinahasthebiggestpopulationintheworld It salotbiggerthanthepopulationoftheUS Chinaisover yearsold IthasamuchlongerhistorythantheUS TheUSisnoteven yearsold ChinaisalmostasbigastheUS anditisthebiggestcountryinAsia 4 2 1 3 6 300 5 464 5 000 300 你知道中国是世界上最古老的国家之一吗 DidyouknowthatChinaisoneoftheoldestcountriesintheworld 它比我的国家古老得多 It smucholderthanmycountry 3 事实上 美国是世界上最年轻的国家之一 Infact theUnitedStatesisoneoftheyoungestcountriesintheworld 4 中国也有最多的人口 Chinahasthebiggestpopulation too 5 它比美国的人口多得多 It salotbiggerthanthepopulationoftheUnitedStates 6 但是中国和美国大小差不多 对吗 ButChinaisaboutthesamesizeastheUS right 7 是的 而且它是亚洲最大的国家 Yes andit sthebiggestcountryinAsia 长江是亚洲最长的河流 TheYangtzeRiveristhelongestriverinAsia 9 我原以为黄河更长一些 IthoughttheYellowRiverwaslonger 10 但是两条河对中国都是很重要的 ButbothriversareveryimportanttoChina Groupwork Saythesesentencesinyourgroup 写出下列形容词的比较级和最高级