考博英语370docWord文档下载推荐.docx
- 文档编号:19696187
- 上传时间:2023-01-08
- 格式:DOCX
- 页数:16
- 大小:25.41KB
考博英语370docWord文档下载推荐.docx
《考博英语370docWord文档下载推荐.docx》由会员分享,可在线阅读,更多相关《考博英语370docWord文档下载推荐.docx(16页珍藏版)》请在冰豆网上搜索。
OneoftheyoungestindependentcountriesintheWesternHemisphere,TrinidadandTobago,becameanationonAugust31,1962.Foralongtimethisnationhasattractedtourists——itisthehomeofcalypsomusicandlimbodancing——andinrecentyearsitshealthyeconomyhasattractedinvestorsaswell.
TrinidadandTobagoisasinglecountrycomposedoftwoislands..Trinidad,withthemajorityofthecountry'
s900,000inhabitants,isarectangleofroughlyfiftybyfortymiles.Tobago,nineteenmilestothenorth,issmallerandhasapopulationofabout35,000.
SituatedattheendofthelongchainofWindwardandLeewardIslands,TrinidadisatonepointonlysevenmilesoffthecoastofVenezuela.Itsgeology,flora,andfaunaaresimilartothoseoftheSouthAmericanmainland.LikeVenezuela,thebackboneofTrinidadandTobago'
seconomyispetroleumanditsfirstcolonistswereSpaniards.
Threemountainranges,withsummitsofupto3,000feet,crossTrinidadfromeasttowest,whileTobagoisarelativelyflatcoralisland,rimmedwithfinebeaches.ThebroadplainsbetweenTrinidad'
smountainrangesaredominatedbyvastfieldsofsugarcanethatpresentasymmetricalgreenpatternwhenseenfromtheair.Acloserinspectionrevealsthecoconutplantationsalongthecoastandtheprofusionofbrilliantredandyellowflowersofvariousspeciesthatarefoundallovertheisland.Housesonbothislandstendtobelight-colored,withanopenstyleofarchitecture,inmanycaseswithopenspaceundertheentiredwelling.Port-of-Spain,thecapital,isabustlingmoderncitywherethepulseofthepeoplereflectsBritist,Spanish,andEastIndianinfluences.
(分数:
(1).Thetitlebelowthatbestexpressesthemainideaofthispassageis______.(分数:
1.50)
A.TrinidadandTobago,AYoungCountry
B.TwoIslands
C.Trinidad'
sAttractiontoTourists
D.SugarCaneProduction
(2).Tobago'
sareais______.(分数:
A.approximately2,000squaremiles
B.lessthan2,000squaremiles
C.19milesfromTrinidad
D.morethan2,000squaremiles
(3).TheflowersofTrinidadresemblethoseof______.(分数:
A.Cuba
B.PuertoRico
C.WindwardIslands
D.Venezuela
(4).Trinidad'
seconomydependson______.(分数:
A.sugarcane
B.coconuts
C.tourists
D.oil
(5).Sugarcanegrowsbest______.(分数:
A.inmountainousareas
B.alongthecoast
C.invalleys
D.incoralislands
三、Passage2(总题数:
Observethedilemmaofthefungus:
itisaplant,butitpossessesnochlorophyl.Whileallotherplantsputthesun'
senergytoworkforthemcombiningthenutrientsofgroundandairintobodystructure,thechlorophyllessfungusmustlookelsewhereforanenergysupply.Itfindsitinthoseotherplantswhich,havingreceivedtheirenergyfreefromthesun,relinquishitatsomepointintheircycleeithertootheranimals(likeushumans)ortofungi.
Inthissearchforenergythefungushasbecometheearth'
smajorsourceofrotanddecay.Whereveryouseemoldformingonapieceofbread,orapileofleavesturningtocompost,orablown-downtreebecomingpulpontheground,youarewatchingafunguseating.Withoutfungusactiontheearthwouldbepiledhighwiththedeadplantlifeofpastcenturies.Infact,certainplantswhichcontainresinsthataretoxictofungiwilllastindefinitely.Specimensoftheredwood,forinstance,canstillbefoundrestingontheforestfloorcenturiesafterhavingbeenblowndown.
A.LifewithoutChlorophyl
B.TheSourceofRotandDecay
C.TheHarmulQualitiesofFungi
D.TheStrangeWorldoftheFungus
(2).Thestatement"
youarewatchingafunguseating"
isbestdescribedas______.(分数:
A.figurative
B.ironical
C.parenthetical
D.joking
(3).Theauthorimpliesthatfungi______.(分数:
A.areresponsibleforalltheworld'
srotanddecay
B.cannotlivecompletelyapartfromotherplants
C.attackplantsinordertokillthem
D.arepoisonoustoresin-producingplants
(4).Theauthorusestheword"
dilemma"
toindicatethat______.(分数:
A.thefungusisbothhelpfulandharmfulinitseffects
B.nooneunderstandshowafunguslives
C.fungiarenotreallyplants
D.thefungusseemstohaveitsownbiologicallaws
(5).Whichwordbestdescribesthefungusasdepictedinthepassage?
A.Quixotic.
B.Sporadic.
C.Enigmatic.
D.Parasiti
四、Passage3(总题数:
Intheirworldofdarkness,itwouldseemlikelythatsomeoftheanimalsmighthavebecomeblind,ashashappenedtosomecavefauna.So,indeed,manyofthemhave,compensatingforthelackofeyeswithmarvelouslydevelopedfeelersandlong,slenderfinsandprocesseswithwhichtheygropetheirway,likesomanyblindmenwithcanes,theirwholeknowledgeoffriends,enemies,orfoodcomingtothemthroughthesenseoftouch.
Thelasttracesofplantlifeareleftbehindinthethinupperlayerofwaterfornoplantcanlivebelowabout600feeteveninveryclearwater,andfewfindenoughsunlightfortheirfood-manufacturingactivitiesbelow200feet.Sincenoanimalcanmakeitsownfood,thecreaturesofthedeeperwatersliveastrange,almostparasiticexistenceofutterdependenceontheupperlayers.Thesehungrycarnivorespreyfiercelyandrelentlesslyuponeachother,yetthewholecommunityisultimatelydependentupontheslowrainofdescendingfoodparticlesfromabove.Thecomponentsofthisnever-endingrainarethedeadanddyingplantsandanimalsfromthesurface,orfromoneoftheintermediatelayers.Foreachofthehorizontalzonesorcommunitiesoftheseathatliebetweenthesurfaceandtheseabottom,thefoodsupplyisdifferentandingeneralpoorerthanforthelayerabove.
Pressure,darkness,andsilencearetheconditionsoflifeinthedeepsea.Butweknownowthattheconceptionoftheseaasasilentplaceiswhollyfalse.Wideexperiencewithhydrophonesandotherlisteningdevicesforthedetectionofsubmarineshasprovedthat,aroundtheshorelinesofmuchoftheworld,thereistheextraordinaryuproarproducedbyfishes,shrimps,porpoisesandprobablyotherformsnotyetidentified.Therehasbeenlittleinvestigationasyetofsoundinthedeep,offshoreareas,butwhenthecrewoftheAtlantisloweredahydrophoneintodeepwateroffBermuda,theyrecordedstrangemewingsounds,shrieks,andghostlymoans,thesourcesofwhichhavenotbeentraced.Butfishofshallowerzoneshavebeencapturedandconfinedinaquaria,wheretheirvoiceshavebeenrecordedforcomparisonwithsoundsheardatsea,andinmanycasessatisfactoryidentificationcanbemade.
DuringtheSecondWorldWarthehydrophonenetworksetupbytheUnitedStatesNavytoprotecttheentrancetoChesapeakeBaywastemporarilymadeuselesswhen,inthespringof1942,thespeakersatthesurfacebegantogiveforth,everyevening,asounddescribedasbeinglike"
apneumaticdrilltearinguppavement"
.Theextraneousnoisesthatcameoverthehydrophonescompletelymaskedthesoundsofthepassageofships.Eventuallyitwasdiscoveredthatthesoundswerethevoicesoffishknownascroakers,whichinthespringmoveintoChesapeakeBayfromtheoffshorewinteringgrounds.Assoonasthenoisehadbeenidentifiedandanalyzed,itwaspossibletoscreenitoutwithanelectricfilter,sothatoncemoreonlythesoundsofshipscamethorughthespeakers.
(1).Manyunderwateranimalscannotseebecause______.(分数:
A.thelackoflighthasgraduallyeliminatedtheircapacitytosee
B.theyusesoundwavesinsteadoflighttonavigateinthedarkness
C.theyhavelearnedtosurvivewithoutseeingtheirenemiesortheirprey
D.theirsenseoftouchhaseliminatedtheirneedtosee
(2).Accordingtothetext,whichofthefollowingisNOTauseforahydrophone?
A.Tolistentothesoundofunderseafauna.
B.Tosearchforunknownspeciesoffishandothercreatures.
C.Tomonitorthepassingofsurfacevessels.
D.Todetectsubmergedsubmarines.
(3).Animalsthatlivenearthebottomoftheseaaremostlikelytobecarnivorousbecause______.(分数:
A.theyhavedevelopedsharpteethandstrongjawswithwhichtokilltheirprey
B.plantsthatgrowfarbelowthesurfacearenotedible
C.animalscannotmaketheirownfood,sotheyeateachother
D.mostsurfacevegetationiseatenbeforeitsinkstothebottomofthesea
(4).Whichofthefollowingstatementsaboutthestateofoceanographicresearchdoesthetextmostclearlysupport?
A.Undersearesearchisstillincomplete.
B.Technologyusedinunderseastudiesisstillinaveryprimitivestageofdevelopment.
C.Moreundersearesearchisconductednearshorethaninmidocean.
D.Militaryresearchershavemadeseveralmomentousdiscoveriesaboutundersealif
(5).Theauthor'
smainpurposeinthetextisto______.(分数:
A.showthattheUnitedStatescoastwasthreatenedbytheenemyinWorldWarⅡ
B.explainsomeofthecomplexitiesofdeepsealife
C.illustratethemainproblemsfacedbyundersearesearchers
D.gainpublicsupportforoceanographicexpeditions
五、Passage4(总题数:
ThementalhealthmovementintheUnitedStatesbeganwithaperiodofconsiderableenlightenment.DorotheaDixwasshockedtofindthementallyillinjailsandalmshousesandcrusadedfortheestablishmentofasylumsinwhichpeoplecouldreceivehumancareinhospital-likeenvironmentsandtreatmentwhichmighthelprestorethemtosanity.Bythemid1800s,20stateshadestablishedasylums,butduringthelate1800sandearly1900s,inthefaceofeconomicdepression,legislatureswereunabletoappropriates
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- 英语 370 doc