2018版高中英语（人教版）选修9同步教师用书：Unit 3 Period Ⅰ 单元预习课.doc

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1、Unit3　AustraliaPeriodⅠ　单元预习课澳大利亚是大洋洲的国家之一，对于澳大利亚你了解多少呢？Inlandarea，AustraliaisthesixthlargestnationafterRussia，Canada，China，theUnitedStatesofAmericaandBrazil.Ithas，however，arelativelysmallpopulation.Australiaistheonlynationtogovernanentirecontinentanditsoutlyingislands.Themainlandisthelargestislan

2、dandthesmallest，flattestcontinentonEarth.Itliesbetween10°and39°southlatitude.Thehighestpointonthemainland，MountKosciuszko，isonly2，228metres.ApartfromAntarctica，Australiaisthedriestcontinent.Australiaisthedriestinhabitedcontinentonearth.Itsinteriorhasoneofthelowestrainfallsintheworldandaboutthreeq

3、uartersofthelandisaridorsemiarid.Itsfertileareasarewellwatered，however，andtheseareusedveryeffectivelytohelpfeedtheworld.Sheepandcattlegrazeindrycountry，butcaremustbetakenwiththesoil.SomegrazinglandbecamedesertwhenthelongcyclesthatinfluencerainfallinAustraliaturnedtodrought.TheAustralianFederation

4、consistsofsixstatesandtwoterritories.Mostinlandbordersfollowlinesoflongitudeandlatitude.Thelargeststate，WesternAustralia，isaboutthesamesizeasWesternEurope.1．WhatisthelargestislandonEarth?______________________________________________________________________________________________________________

5、__________________________________________________________________________________________________________________________________________________2．WhatisthesizeoftheWesternAustralia?__________________________________________________________________________________________________________________

6、______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________【答案】　1.ThemainlandofAustral

7、ia.2．ItisaboutthesamesizeasWesternEurope.根据词性及英文释义写出单词的正确形式1．________vt.tojoin(peopleorthings)together；toconnect(ideas，etc.)inone'smind2．________adj.enoughforthepurpose；sufficient3．________n．actofprotectingagainstattac