英語人教版八年級下冊Unit 7SectionA(2a-2d).pptx

Unit7What sthehighestmountainintheworld SectionA12a 2d Qomolangma TheNile TheCaspianSea TheSahara Talkaboutlikethis Qomolangmaisthehighestmountainintheworld 想一想let sthink What sthehighestmountaininChina What sthebiggestlakeinChina What sthelongestriverinChina What sthebiggestdesertinChina Whichcountryhasthebiggest largestpopulationintheworld biggest largestpopulation theHimalayers theYangtzeRiver 塔克拉瑪干沙漠Taklimakan t k l m k n Desert thefourgreatinventionsofancientChina ManytraditionalChinesestories SoChinaisoneoftheoldestcountriesintheworld AlsoChinahasmorethan5000 yearhistory 2aListenandnumberthefacts 1 4 intheorderyouhearthem 6 3005 0005 464300 TheYangtzeRiverisabout kilometerslongandtheYellowRiveris kilometerslong Chinahasthebiggestpopulationintheworld It salotbiggerthanthepopulationoftheUS Chinaisover yearsold IthasamuchlongerhistorythantheUS TheUSisnoteven yearsold ChinaisalmostasbigastheUS butitisthebiggestcountryinAsia 4 2 1 3 2bListenagainandfillintheblanksin2awiththenumbersinthebox 6 3005 0005 464300 TheYangtzeRiverisabout kilometerslongandtheYellowRiveris kilometerslong Chinahasthebiggestpopulationintheworld It salotbiggerthanthepopulationoftheUS 6 300 5 464 Chinaisover yearsold IthasamuchlongerhistorythantheUS TheUSisnoteven yearsold ChinaisalmostasbigastheUS butitisthebiggestcountryinAsia 5 000 300 Practiceinpairswithsuperlative 最高級 likethis A What sthelongestriver inChina intheworld B It stheYangtzeRiver It s6 300 kilometerslongA What sthesmallest numberin2a B It s300 WelearnedsomethingaboutChina ThendoyouknowthelongestwallintheworldfromChina Andwhat sit Lead into2d TheGreatWall DoyouknowanythingabouttheGreatWall 中國的長城共有近一萬公里 東起河北秦皇島的山海關(guān) 西到嘉峪關(guān) 這是明代修筑長城的兩個最大關(guān)口 北京境內(nèi)的長城有600余公里 比較著名的是八達嶺長城 長城的高平均為7 8米 險要處高達14米 寬平均為5 5米 底部寬頂部窄 呈梯形狀 2dReadtheconversationandanswerthequestions 1 Whydidtheancientemperorsbuildthewall Themainreasonwastoprotecttheirpartofthecounty 2 Howlongisthewall It sabout8 850kilometerslong 2dReadtheconversationandanswerthequestions 3 Whatdoestheguidesayaboutthewall It squitetallandwide BadalingisthemostfamouspartoftheMingGreatWall It sthelongestwallintheworld Theancientemperorsbuiltittoprotecttheirpartofthecountry Therearenoman madeobjectsasbigasthis feelfreetodothemostpopularquestiontalkabouttheMingDynastytheancientemperorsthemainreasonasfarasIknowtheMingGreatWall Importantphrasesandsentences Intheworld weknowQomolangmaisthehighestmountain Butdoyouknowanythingaboutit Didanyoneclimbtothetop Whoclimbedtothetopforthefirsttime WhoisthefirstChine