大学英语技能培训阅读部分练习题Word文件下载.doc
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大学英语技能培训阅读部分练习题Word文件下载.doc
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Antarcticahasactuallybecomeakindofspacestation-auniqueobservationpostfordetectingimportantchangesintheworld’senvironment.Remotefrommajorsourcesofpollutionandthecomplexgeologicalandecologicalsystemsthatprevailelsewhere,Antarcticamakespossiblescientificmeasurementsthatareoftensharperandeasiertointerpretthanthosemadeinotherpartsoftheworld.
GrowingnumbersofscientiststhereforeseeAntarcticaasadistantearlywarningsensor,wherepotentiallydangerousglobaltrendsmaybespottedbeforetheyshowuptothenorth.Onepromisingfieldofinvestigationisglaciology.ScholarsfromtheUnitedStates,Switzerland,andFrancearepursuingsevenseparatebutrelatedprojectsthatreflecttheirconcernforthehealthoftheWestAntarcticIceSheet-aconcerntheybelievetheworldatlargeshouldshare.
TheTransantarcticMountain,someofthemmorethan14,000feethigh,dividethecontinentintotwoverydifferentregions.Thepartofthecontinenttothe“east”ofthemountainsisahighplateaucoveredbyanicesheetnearlytwomilesthick.“West”ofthemountain,thehalfofthecontinentsouthoftheAmericasisalsocoveredbyanicesheet,buttheretheicerestsonrockthatismostlywellbelowsealevel.IftheWestAntarcticIceSheetdisappeared,thewesternpartofthecontinentwouldbereducedtoasparseclusterofisland.
Whileiceandsnowareobviouslycentraltomanyenvironmentalexperiments,othersfocusonthemysterious“dryvalley”ofAntarctica,valleysthatcontainlittleiceorsnoweveninthedepthsofwinter.SlashedthroughthemountainsofsouthernVictorialand,thesevalleysonceheldenormousglaciersthatdescend9,000feetfromthepolarplateautotheRossSea.Nowtheglaciersaregone,perhapsacasualtyoftheglobalwarmingtrendduringthe10,000yearssincetheiceage.Eventhesnowthatfallsinthedryvalleysisblastedoutbyviciouswindsthatroardownfromthepolarplateautothesea.Leftbarearespectaculargorges,rippledfieldsofsanddunes,clustersofboulders(大圆石)sculpturedintofantasticshapesby100-mileanhourwinds,andanauraofextraterrestrialdesolation.
Despitetheunearthlyaspectofthedryvalleys,somescientistsbelievethattheymaycarryamessageofhopefortheverdant(草木繁茂的)partsoftheearth.Somescientistsbelievethatinsomecasesthedryvalleysmaysoakuppollutantsfasterthanpollutantsenterthem.
21.Antarcticaisscientificallyimportantinthat____.
A)itisaspacestation
B)itisanidealplacefortheinvestigationofglaciology
C)thereisthemysteriousdryvalley
D)itcanhelppeopledetectglobalenvironmentalchanges
22.Thereasonforthedisappearanceofglaciersinthedryvalleyis____.
A)thatthey’vedescendedtotheRosssea
B)thatthey’vebeenblastedoutbyviciouswinds
C)theglobalwarmingtrendeversincetheiceage
D)thatthey’vebeenchangedintogorges,sanddunesandboulders
23.WhentheauthorcallsAntarctica“distantearlywarningsensor”,heactuallymeansthat____.
A)suchequipmenthasbeensetupforscientificpurpose
B)theresearchgroupstherearelikesuchkindofsensors
C)potentialglobalchangescanbeseenonAntarcticafirst
D)Antarcticaisremotefromotherpartsoftheearth
24.Whichofthefollowingstatementsistrueaccordingtothearticle?
A)ThereisaclusterofislandwestoftheTransantarticMountain.
B)ScientificresearchonAntarcticaonlycentersontheiceandsnowthere.
C)Dryvalleysmaybeaplacetodisposeofourpollutants.
D)AllthecountriesonearthshouldbeconcernedaboutthehealthoftheWestAntarcticIceSheet.25.Theword“spotted”(2ndparagraph)canbestbereplacedby____.
A)placed B)noticed C)fixed D)judged
PassageTwo
Questions26to30arebasedonthefollowingpassage.
TheCarnegieFoundationreportsaysthatmanycollegeshavetriedtobe“allthingstoallpeople”.Indoingso,theyhaveincreasinglycateredtoanarrowmindedcareerismwhilefailingtocultivateaglobalvisionamongtheirstudents.Thecurrentcrisis,itcontends,doesnotderivefromalegitimatedesiretoputlearningtoproductiveends.Theproblemisthatintoomanyacademicfields,theworkhasnocontext;
skills,ratherthanbeingmeans,havebecomeends.Studentsareofferedavarietyofoptionsandallowedtopicktheirwaytoadegree.Inshort,drivenbycareerism,“thenation’scollegesanduniversitiesaremoresuccessfulinprovidingcredentials(文凭)thaninprovidingaqualityeducationfortheirstudents.”Thereportconcludesthatthespecialchallengeconfrontingtheundergraduatecoll
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