Unit7SectionAPeriod1(1a-2d)Readthewordsandexpressionsloudly.Whichisthehighestmountainintheworld?Whichisthelongestriverintheworld?WhichisthelongestriverinAsia?…Doyouknow?1a1aMatchthefactsyouknow.Qomolangmaabout9,600,000squarekilometersinsizeTheSahara1,025metersdeepTheCaspianSea6,671kilometerslongTheNile8,844.43metershigh1b1bListenandcompletethesentences.1.Qomolangmais_________thananyothermountainintheworld.2.TheSaharais__________desertintheworld.3.TheCaspianSeais___________ofallthesaltlakes.4.TheNileis_________riverintheworld.higherthebiggestthedeepestthelongestUsetheinformationin1btomakeconversations1c1cA:Whatisthehighestmountainintheworld?B:Qomolangma.Whatisthelongestriverintheworld?TheNile.Whatisthedeepestdesertintheworld?TheSahara.2a2aListenandnumberthefacts[1-4]intheorderyouhearthem._____TheYangtzeRiverisabout_____kilometerslongandtheYellowRiveris________kilometerslong._____Chinahasthebiggestpopulationintheworld.It’salotbiggerthanthepopulationoftheUS.6,3005,0005,46430042_____Chinaisover________yearsold.IthasamuchlongerhistorythantheUS.TheUSisnoteven_________yearsold._____ChinaisalmostasbigastheUS,butitisthebiggestcountryinAsia.13Listenagainandfillintheblanksin2awithnumbersinthebox.2b2b_____TheYangtzeRiverisabout_____kilometerslongandtheYellowRiveris________kilometerslong._____Chinahasthebiggestpopulationintheworld.It’salotbiggerthanthepopulationoftheUS.6,3005,464_____Chinaisover________yearsold.IthasamuchlongerhistorythantheUS.TheUSisnoteven_________yearsold._____ChinaisalmostasbigastheUS,butitisthebiggestcountryinAsia.5,000300Makeconversationsusingtheinformationin2a.2c2cA:DidyouknowthatChinaisoneoftheoldestcountriesintheworld?B:Yes,Idid.It’smucholderthanmycountry.What’stheconversationabout?It’saboutatourtotheMingGreatWall.1.HowlongistheMingGreatWall?2.Whatdoestheguidesayaboutthewall?It’sabout8,850kilometerslong.It’squitetallandwide./It’sthelongestwallintheworld.…2d2dDotheotherexercisesinthispart.