新理念外语网络教学平台第二版综合答案B2U8EWord格式.docx

新理念外语网络教学平台第二版综合答案B2U8EWord格式.docx

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正确答案：

A

2.

Ithadbeennotfromlongtimeagowhenthefirstsettlersraisedtheirhouses,sanktheirwellsandbuilttheirbarns.

B

3.

Everythingbegantochangewhenastrangeblightcreptoverthearea.

4.

Childrenwouldbestrickensuddenlywhileatplayanddiewithinafewhours.

5.

Anglersnolongervisitedthestreamsforallthefishhaddied.

6.

Witchcraftandenemyactionhadsilencedtherebirthofnewlifeinthisstrickenworld.

7.

Themostalarmingofallman'

sassaultsupontheenvironmentisthecontaminationofair,earth,rivers,andseawithdangerousandevenlethalmaterials.

8.

Suchabarrageofpoisonscalled"

insecticides"

ispossibletolaydownonthesurfaceoftheearthwithoutmakingitunfitforalllife.

9.

Chemicalssprayedoncroplandslieshortinthesoilwithoutenteringintolivingorganisms.

10.

Oneinsixcountriesintheworldfacefoodshortagesbecauseofseveredroughts.

SectionB

Inthissection,youwillhearapassagethreetimes.Whenthepassageisreadforthefirsttime,youshouldlistencarefullyforitsgeneralidea.Whenthepassageisreadforthesecondtime,youarerequiredtofillintheblankswiththeexactwordsyouhavejustheard.Finally,whenthepassageisreadforthethirdtime,youshouldcheckwhatyouhavewritten.

Mostpeoplehave（11）_________________environmentalpollutionintheformofanopengarbagedump.However,pollutioncanalsobe（12）_________________.Somekindsofpollutiondonotactuallydirtytheland,air,orwater,buttheyreducethequalityoflifeforpeopleand（13）_________________.Forexample,noisefrom（14）_________________andmachinerycanbeconsideredformsofpollution.

Environmentalpollutionisoneofthemost（15）_________________problemsfacinghumanity.Badlypollutedaircancause（16）_________________illnesses.Someairpollutantshavereducedthecapacityoftheatmosphereto（17）_________________thesun'

sharmfulultraviolet（18）_________________.Manyscientistsbelievethattheseandotherairpollutantshavebeguntochange（19）_________________aroundtheworld.Oceanpollution（20）_________________manymarineorganisms.

Mostpeoplehavewitnessedenvironmentalpollutionintheformofanopengarbagedump.However,pollutioncanalsobeinvisible.Somekindsofpollutiondonotactuallydirtytheland,air,orwater,buttheyreducethequalityoflifeforpeopleandotherlivingthings.Forexample,noisefromtrafficandmachinerycanbeconsideredformsofpollution.

Environmentalpollutionisoneofthemostseriousproblemsfacinghumanity.Badlypollutedaircancauselife-threateningillnesses.Someairpollutantshavereducedthecapacityoftheatmospheretofilteroutthesun'

sharmfulultravioletradiation.Manyscientistsbelievethattheseandotherairpollutantshavebeguntochangeclimatesaroundtheworld.Oceanpollutionendangersmanymarineorganisms.

witnessed

invisible

otherlivingthings

traffic

serious

life-threatening

filterout

radiation

climates

endangers

PartIIReadingComprehension（25minutes）

Inthissection,thereisapassagewithseveralblanks.Youarerequiredtoselectonewordforeachblankfromalistofchoicesgiveninawordbankfollowingthepassage.Readthepassagethroughcarefullybeforemakingyourchoices.Eachchoiceinthebankisidentifiedbyaletter.Youmaynotuseanyofthewordsinthebankmorethanonce.

Thenastrangeblight21theareaandeverythingbegantochange.Someevilspellhad22thecommunity:

mysteriousmaladies23theflocksofchickens;

thecattleandsheepsickenedanddied.Everywherewasa24ofdeath.Thefarmersspokeofmuchillnessamongtheirfamilies.Inthetownthedoctorshadbecomemoreandmore25bynewkindsofsicknessappearingamongtheirpatients.Therehadbeenseveralsuddenand26deathsnotonlyamongadultsbutevenamongchildren,whowouldbe27suddenlywhileatplayanddiewithinafewhours.

Therewasastrange28.Thebirds,forexample—wherehadtheygone?

Manypeoplespokeofthem,puzzledanddisturbed.Thefeedingstationsinthebackyardswere29.Thefewbirdsseenanywhereweremoribund;

they30violentlyandcouldnotfly.Itwasaspringwithoutvoices.

A）sweepingB）unexplainableC）sweptD）unexplained

E）strickenF）shadowG）stillnessH）trembled

I）desertedJ）settleddownK）shookL）threw

M）creptoverN）settledonO）puzzled

21.______________________

M

22.______________________

N

23.______________________

C

24.______________________

F

25.______________________

O

26.______________________

D

27.______________________

E

28.______________________

G

29.______________________

I

30.______________________

H

Thereareseveralpassagesinthissection.Eachpassageisfollowedbysomequestionsorunfinishedstatements.ForeachofthemtherearefourchoicesmarkedA）,B）,C）andD）.Youshoulddecideonthebestchoice.

PassageOne

Questions31to35arebasedonthefollowingpassage.

ImagineamassoffloatingwasteistwotimesthesizeofthestateofTexas.Texashasalandareaofmorethan678,000squarekilometers.Soitmightbedifficulttoimagineanythingtwiceasbig.

Alltogether,thismassofwasteflowingintheNorthPacificOceanisknownastheGreatPacificOceanGarbagePatch.Itweighsabout3,500,000tons.

TheeasternpartoftheGreatPacificOceanGarbagePatchisaboutl,600kilometerswestofCalifornia.ThewesternpartiswestoftheHawaiianIslandsandeastofJapan.Theareahasbeendescribedasakindofoceanicdesert，withlightwindsandslowmovingwatercurrents.Thewatermovessoslowlythatgarbagefromallovertheworldcollectsthere.

Inrecentyears,therehavebeengrowingconcernsaboutthefloatinggarbageanditseffectonseacreaturesandhumanhealth.Scientistssaythousandsofanimalsgettrappedinthefloatingwaste,resultingindeathorinjury.Evenmorediefromalackoffoodorwaterafterswallowingpiecesofplastic.

Thefloatinggarbagecanalsohaveharmfuleffectsonpeople.Thereisanincreasedthreatofinfectionofdiseasefrompollutedwaste,andfromeatingfishthatswallowedwaste.Diverscanalsogettrappedintheplastic.

Itsexistencefirstgainedpublicattentioninl997.ThatwaswhenracingboatcaptainandoceanographerCharlesMooreandhiscrewsailedintothegarbagewhilereturningfromaracingevent.Fiveyearsearlier,anotheroceanographerlearnedofthetrashafterashipmentofrubberducksgotlostatsea.ManyofthosetoysarenowpartoftheGreatPacificOceanGarbagePatch.

InAugust,2009,ateamfromtheUniversityofCalifornia,SanDiegobecamethelatestgrouptotraveltoit.Theywereshockedbytheamountofwastetheysaw.Theygatheredhundredsofseacreaturesandwatersamplestomeasurethegarbagepatch'

seffectonoceanenvironment.

31.

Howdidthewriterintroducethetopicofthepassage?

A）Bygivinganexample.

B）Bylistingthefacts.

C）Bytellingastory.

D）Bygivingacomparison.

32.

WhatdoweknowabouttheGreatPacificOceanGarbagePatch?

A）Itismadeupofvariouskindsofplasticproducts.

B）Itisasolidmassoffloatingwastematerials.

C）Itliesl60,000kilometerseastofCalifornia.

D）Itisdescribedasakindofoceanicdesert.

33.

WhydopeoplepayattentiontotheGreatPacificOceanGarbagePatch?

A）Becauseitmaypreventtheflowofoceanwater.

B）Becausethepollutedplasticarticleswillmoveupthefoodchain.

C）Becauseitmaybefromanislandinthepacific.

D）Becauseshipsmaybetrappedinthefloatingwaste.

34.

Whichcolumncanyoufindthepassageonanewspaper?

A）Sportsandentertainment.

B）Mediaandculture.

C）Environmentandsociety.

D）Scienceandtechnology.

35.

Thepurposeofwritingthispassageisto____________.

A）warnpeopleofthedangertotravelinthepacific

B）analyzewhatcausedthewastepatchinthepacific

C）giveadviceonhowtorecyclewasteintheocean

D）introducetheGreatPacificOceanGarbagePatch

PassageTwo

Questions36to40arebasedonthefollowingpassage.

Moreandmore,theoperationsofourbusiness,governments,andfinancialinstitutionsarecontrolledbyinformationthatexistsonlyinsidecomputermemories.Anyonecleverenoughtomodifythisinformationforhisownpurposescanreapsubstantialrewards.Evenworse,anumberofpeoplewhohavedonethisandbeencaughtatithavemanagedtogetawaywithoutpunishment.　　

It'

seasyforcomputercrimestogoundetectedifnoonechecksuponwhatthecomputerisdoing,butevenifthe