下半年英語六級考試閱讀理解練習(xí)題

20xx下半年英語六級考試閱讀理解

精選練習(xí)題

20xx下半年英語六級考試閱讀理解精選練習(xí)題

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Questions61to65arebasedonthefollowing

passage.

Smallincreasesintemperaturefoundtoadd

powertostormsintheAtlantic.

HurricanesthatformintheAtlanticOceanare

expectedtogainconsiderablestrengthastheglobal

temperaturecontinuestorise,anewstudyhasfound.

Usingmodelingdatafocusedontheconditionsin

whichhurricanesform,agroupofinternational

researchersbasedatBeijingNormalUniversityfound

thatforevery1.8°F(1℃)riseoftheEarths

temperature,thenumberofhurricanesintheAtlantic

thatareasstrongorstrongerthanHurricaneKatrina

willincreasetwofoldtosevenfold.

Hurricanestrengthisdirectlyrelatedtotheheat

ofthewaterwherethestormforms.Morewatervapor

intheairfromevaporatingoceanwateraddsfuelto

hurricanesthatbuildstrengthandheadtowardland.

HurricaneKatrinaiswidelyconsideredthe

measureforadestructivestorm,holdingthemaximum

Category5designationforafull24hoursinlateAugust

20xx.ItloststrengthasitpassedovertheFlorida

peninsula,butgaineddestructivepowerfightbefore

collidingwithNewOrleans,killingmorethan200

peopleandcausing$80billionindamage.

Thestudypointstoagradualincreaseof

Katrina-likeevents.Thewarmingexperiencedoverthe

20thcenturydoubledthenumberofsuch

debilitating(將人類摧垮的)storms.Buttheongoing

warmingoftheplanetintothe21stcenturycould

increasethefrequencyoftheworstkindsofstormsby

700percent,threateningcoastlinesalongtheAtlantic

OceanwithmuitipleCategory5stormseveryyear.

Ourresultssupporttheideathatchangesin

regionalseasurfacetemperaturesistheprimarycause

ofhurricanevariability,saidAslakGirnstead,a

researcherwiththeCenterforlceandClimateatthe

UniversityofCopenhagen.Thelargeimpactofsmall

sea-surfacetemperatureincreaseswasmorethan

Girusteadandhiscolleagueshadanticipated.

TheentirestudywaspublishedintheProceedingsof

theNationalAcademyofSciences.

Globaltemperatureshavesteadilyincreased,

makingthepastdecadethewarmestonrecord.Earlier

thisyear,climateresearchersreportedthattheEarths

temperatureshaverisenfasterinthelastcenturythan

atanypointsincethelasticeage,11,300yearsago.

Theprimarycause,acouseususofscientistshassaid,is

therisingemissionsofgreenhousegaseslikecarbon

dioxideandmethane.

Pasthurricaneshavesupportedthestudysfinding

thatglobaltemperatureriseislinkedtomore

destructivestorms.AccordingtotheNationalCenter

forAtmosphericResearch,whilethefrequencyof

stormsdoesntappeartohaveincreased,the

percentageofstrongoneshasrisensharplyoverthe

pastfewdecades.Thetrendmaybesimilarfurther

backintime,butcomprehensivehurricanedatadoesnt

exist.

61.Accordingtotheteamofinternational

researchersbasedatBeijingNormalUniversity,therise

oftheEarthstemperatureislikelytocause

A.thecomingoficeage

C.moreKatrina-likeorworsehurricanes

B.lessintensehurricanes

D.moregreenhousegasesintheatmosphere

62.Theoceanwaterintheregionwherethe

stormforms

A.isheatingthehurricanes

B.evaporatesandbecomesfuel

C.headstowardland

D.turnsintowatervaporthatmakeshurricanes

stronger

63.WhichofthefollowingstatementisTRUE

aboutHurricaneKatrina?

A.ltdidnotloseitsstrengthasitmoved.

B.ltclaimedover200peopleslives.

C.ltcaused80billiondollarslossforFlorida

peninsula.

D.ltlastedforfull24hours.

64.Whatresultcanregionalseasurface

temperaturechangesproduce?

A.Hurricanechanges.

C.GIobalwarming.

B.lncreasinggreenhousegasemissions.

0.Destructivehurricanes.

65.Itcanbeinferredfromthepassagethat

A.thereisnolinkbetweengreenhousegas

emissionsanddestructivestorms

B.reductionofgreenhousegasemissionsmay

reducedestructivestorms

C.thehigherpercentageofstrongonesroseas

morehurricanesappeared

D.pastrecordsonhurricanesincludedeverything

needed

參考答案

本題考查地球溫度上升帶來的'變更。定位

61.C)O

句提到“地球溫度每上升1.8華氏度（1攝氏度），那么

大西洋中強(qiáng)度可匹敵甚至賽過卡特里娜颶風(fēng)的颶風(fēng)

數(shù)量會增加兩倍乃至七倍〃，故C）“更多像卡特里娜那

樣或是更糟糕的颶風(fēng)〃為答案。

62.D）。本題考查對颶風(fēng)形成的區(qū)域中海水狀況的

理解。定位句提到〃從海洋中蒸發(fā)到空氣中的水分越多,

那么颶風(fēng)的威力就越強(qiáng)，然后會直撲陸地〃，故D）“蒸

發(fā)成水蒸氣，使得風(fēng)暴威力增加〃為答案。

本題考查颶風(fēng)卡特里娜的微小環(huán)節(jié)。定位

68.B）O

句提到“卡特里娜颶風(fēng)在抵達(dá)新奧爾良州之前威力大

增，其巨大的破壞力致使200余人喪生，并造成了800

億美元的經(jīng)濟(jì)損失〃，故答