Unit 3 Australia 教案3（人教版高中英语选修九)

Unit 3 Australia 教案3（人教版高中英语选修九)

Section1Backgroundsfor1．Australia-justthefactsInlandarea,AustraliaisthesixthlargestnationafterRussia,Canada,China,theUnitedStatesofAmericaandBrazil.Ithas,however,arelativelysmallpopulation.Australiaistheonlynationtogovernanentirecontinentanditsoutlyingislands.Themainlandisthelargestislandandthesmallest,flattestcontinentonEarth.Itliesbetween10°and39°Southlatitude.Thehighestpointonthemainland,MountKosciuszko,isonly2228metres.ApartfromAntarctica,Australiaisthedriestcontinent.Australiaisthedriestinhabitedcontinentonearth.Itsinteriorhasoneofthelowestrainfallsintheworldandaboutthree-quartersofthelandisaridorsemi-arid.Itsfertileareasarewell-watered,however,andtheseareusedveryeffectivelytohelpfeedtheworld.Sheepandcattlegrazeindrycountry,butcaremustbetakenwiththesoil.SomegrazinglandbecamedesertwhenthelongcyclesthatinfluencerainfallinAustraliaturnedtodrought.TheAustralianfederationconsistsofsixStatesandtwoTerritories.Mostinlandbordersfollowlinesoflongitudeandlatitude.ThelargestState,WesternAustralia,isaboutthesamesizeasWesternEurope.2.GlimpsesofAustralia(Anexposition)GlimpsesofAustralia(Anexposition)CapitalCanberraOfficialnameCommonwealthofAustraliaArea7,686,850km2Population20millionHighestpointMountKosciuszko，2,228metresabovesealevelLowestpointLakeEyre，15metresbelowsealevelCharacteristicsAustraliaistheonlycountrythatisalsoacontinent． Australiaisfamousforitshuge，openspaces，brightsunshine，enormousnumberofsheepandcattleanditsunusualwildlife,whichincludekangaroosandkoalas．Australiaismadeupofsixstates．