Geography(美国地理)

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1、Geography（美国地理）I.LocationandSize1.   WhatisthefullnameoftheUnitedStates?UnitedStatesofAmerica.OftenwecallittheUnitedStates,theU.S.,U.S.A.,orAmerica.2.   WhatisthegeographicallocationoftheUS?2.1 ThecontinentalUnitedStatesThecontinentalUnitedStatesliesincentralNorthAmeric

2、awithCanadatoitsnorth,MexicoandtheGulfofMexicotoitssouth,theAtlanticOceantoitseastandthePacificOceantoitswest.2.2 The2neweststatesAlaskaandHawaiiareseparatedfromcontinentalUnitedStates:AlaskabordersonnorthwesternCanada,andHawaiiliesinthecentralPacific.3.   Whataretheadv

3、antagesofthelocationoftheUS?TheUShasanideallocationforitsdevelopment.3.1 ItsAtlanticcoastfacesthedevelopedcountriesofWesternEurope,anditsPacificcoastandHawaiigivethenationanapproachtotheFarEastandAustralasia（澳大拉西亚，一般指澳大利亚、新西兰及附近南太平洋诸岛，有时也泛指大洋洲Oceania和太平洋岛屿）3.2 Inthepast

4、theAtlanticandPacificOceansservedasnaturalbarriersbetweentheUSandtherestoftheworld.ThisallowedtheUStogrowandbecomestrongwithlittleoutsideinterference.AndtodaythedevelopmentofmeansofcommunicationandtransportationmakestheUSwellconnectedtotherestoftheworld.4.   Whatisthesi

5、zeoftheUS?4.1 WhatisthesizeoftheUS?TheUShasalandareaof9.3millionsquarekilometers.Itstretches2,575kilometresfromnorthtosouthand4,500kilometresfromeasttowest.4.2 HowlargeistheUScomparedwiththeothercountries?Itisthe4thlargestcountryintheworldinsizeafterRussia,CanadaandChin

6、a.4.3 HowmanystatesarethereintheUS?TheUSisafederalrepublicwithmanystates.Alltogetherthereare50statesintheUS.4.4 Whicharethe2neweststatesinUS(the49thand50thstates)?Foralongtimetherewere48states,thenin1959AlaskaandHawaiibecamethe49thand50thstates.4.5 Whatdoyouknowaboutthe

7、largestandsmalleststatesintheUS?OfallthestatesAlaskaisthelargestinareaandRhodeIslandthesmallest.ButonthemainlandTexasisthelargeststateofthecountry.TexasaloneislargerthanFranceandAlaskaistwiceasbigasTexas.II.Topography---TheFaceoftheLand1.   MountainsThereare2majormounta

8、insintheUS:TheAppalachianMountainsandtheRockyMountains.1.1 TheAppalachianMountains1.1.1       TheAppalachianMo