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1、Unit7What’sthehighestmountain intheworld?ObjectivesTolearntocomparefactsTolearntoexpresslargenumbersTolearntotalkaboutgeographyandnatureTolearnnewwords:square,meter,deep,desert,population,Asia,tour,tourist,wall,ancient,protect,wide…What’sthehighestmountainintheworld?Howhighisit?Doyoukno
2、w?QomolangmaQomolangmaisthehighestmountainintheworld.Itis8,844.43metershigh.Nowlet’enjoythebeautifulscenesofQomolangma:Whatdoyouknowaboutthefollowingnumbers?1,025metersdeepTheCaspianSea(里海）saltlakeWhatdoyouknowaboutthefollowingnumbers?6,671kilometerslongTheNile（尼罗河）Whatdoyouknowaboutthe
3、followingnumbers?9,600,000square（平方）kilometersinsizeTheSaharadesertMatchthefactsyouknow.1aQomolangmaTheSaharaTheCaspianSeaTheNileabout9,600,000squarekilometersinsize1,025metersdeep6,671kilometerslong8,844.43metershigh数字+单位+形容词-Whatisthehighestmountainintheworld?-Howhighisit?Talkaboutthe
4、sepicturesinpairs.saltlakeListenandcompletethesentences.Qomolangmais______thananyothermountainintheworld.TheSaharais_________desertintheworld.TheCaspianSeais_________ofallthesaltlakes.TheNileis_________riverintheworld.1bhigherthebiggestthedeepestthelongestListenandnumberthefacts[1-4]int
5、he orderyouhearthem.__TheYangtzeRiverisabout_____kilometerslongandtheYellowRiveris________kilometerslong.__Chinahasthebiggestpopulationintheworld.It’salotbiggerthanthepopulationoftheUS.__Chinaisover_____yearsold.IthasamuchlongerhistorythantheUS.TheUSisnoteven___yearsold.__Chinaisalmosta
6、sbigastheUS,anditisthebiggestcountryinAsia.2a1432population意为“人口数量”，谓语动词要用单数形式。询问人口数量时要用“What’sthepopulationof...?”提问，而不用howmany或howmuch等提问。表示人口“多”要用large或big；表示人口“少”要用small。ThepopulationofChinaismuchlargerthanthatoftheUSA.__TheYangtzeRiverisabout_____kilometerslongandtheYellowRiveris__
7、___kilometerslong.__Chinahasthebiggestpopulationintheworld.It’salotbiggerthanthepopulationoftheUS.__Chinaisover_____yearsold.IthasamuchlongerhistorythantheUS.TheUSisnoteven____yearsold.__ChinaisalmostasbigastheUS,anditisthebiggestcountryinAsia.Listenagainandfillintheblanksin2aw
