新理念外语网络教学平台第二版综合答案B2U8BWord文档格式.docx

新理念外语网络教学平台第二版综合答案B2U8BWord文档格式.docx

《新理念外语网络教学平台第二版综合答案B2U8BWord文档格式.docx》由会员分享，可在线阅读，更多相关《新理念外语网络教学平台第二版综合答案B2U8BWord文档格式.docx（16页珍藏版）》请在冰豆网上搜索。

正确答案：

A

2.

Ithadbeennotfromlongtimeagowhenthefirstsettlersraisedtheirhouses,sanktheirwellsandbuilttheirbarns.

B

3.

Everythingbegantochangewhenastrangeblightcreptoverthearea.

4.

Childrenwouldbestrickensuddenlywhileatplayanddiewithinafewhours.

5.

Anglersnolongervisitedthestreamsforallthefishhaddied.

6.

Witchcraftandenemyactionhadsilencedtherebirthofnewlifeinthisstrickenworld.

7.

Naturaleventsandhumanactivitiesarebelievedtobecontributingtoanincreaseinaverageglobaltemperatures.

8.

Theenvironment,rigorouslyshapinganddirectingthelifeitsupported,containedelementsthatwerehostileaswellassupporting.

9.

Itispossibletolaydownpoisonsonthesurfaceoftheearthwithoutmakingitunfitforalllife.

10.

Thechemicalwarisneverwon,andalllifeiscaughtinitsviolentcrossfire.

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.

TherewasonceatownintheheartofAmericawherealllifeseemedtolive21itssurroundings.Thetown22themidstofacheckerboardof23farms,withfieldsofgrainandhillsidesof24where,inspring,whitecloudsofbloom25abovethegreenfields.Inautumn,oakandmapleandbirchsetupablazeofcolorthatflamedand26acrossabackdropofpines.Thenfoxesbarkedinthehillsanddeersilentlycrossedthefields,half27inthemistsoftheautumnmornings.

Alongtheroads,laurel,viburnumandalder,greatfernsandwildflowers,28thetraveler'

seyethroughmuchoftheyear.Eveninwintertheroadsideswereplacesofbeauty,where29birdscametofeedontheberriesandontheseedheadsofthedriedweedsrisingabovethesnow.Thecountrysidewas,infact,famousforthe30andvarietyofitsbirdlife,andwhenthefloodofmigrantswaspouringthroughinspringandautumnpeopletraveledfromgreatdistancestoobservethem.

A）layonB）inharmonywithC）countableD）layin

E）prosperousF）orchardsG）abundantH）drifted

I）propertyJ）flickeredK）hiddenL）delighted

M）countlessN）abundanceO）flicked

21.______________________

22.______________________

D

23.______________________

E

24.______________________

F

25.______________________

H

26.______________________

J

27.______________________

K

28.______________________

L

29.______________________

M

30.______________________

N

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

PassageOne

Questions31to35arebasedonthefollowingpassage.

"

Theworld'

senvironmentissurprisinglyhealthy.Discuss."

Ifthatwereanexaminationtopic,moststudentswouldtearitapart,offeringalonglistofcomplaints:

fromlocalsmogtoglobalclimatechange,fromthefellingofforeststotheextinctionofspecies.Yetthestudentswhoshouldbegiventhehighestmarkswouldactuallybethosewhoagreedwiththestatement.Thesurpriseishowgoodthingsare,nothowbad.

Afterall,theworld'

spopulationhasmorethantripledduringthiscentury,andworldoutputhasrisenhugely,soyouwouldexpecttheearthitselftohavebeenaffected.Indeed,ifpeoplelived,consumedandproducedthingsinthesamewayastheydidin1900（or1950,orindeed1980）,theworldbynowwouldbeaprettydisgustingplace:

smelly,dirty,toxicanddangerous.

Buttheydon'

t.Thereasonswhytheydon'

t,andwhytheenvironmenthasnotbeenruined,havetodowithprices,technologicalinnovation,socialchangeandgovernmentregulationinresponsetopopularpressure.Thatiswhytoday'

senvironmentalproblemsinthepoorcountriesought,inprinciple,tobesolvable.

Rawmaterialshavenotrunout,andshownosignofdoingso.Whathashappenedisthateverytimeamaterialseemstoberunningshort,thepricehasrisenand,inresponse,peoplehavelookedfornewsourcesofsupply,triedtofindwaystouselessofthematerial,orlookedforanewsubstitute.Forthisreasonpricesforfoodfluctuate,inresponsetoharvests,naturaldisastersandpoliticalinstability;

andwhentheyrise,ittakessometimebeforenewsourcesofsupplybecomeavailable.Buttheyalwaysdo,assistedbynewfarmingandcroptechnology.Thelongtermtrendhasbeendownwards.

Itiswherepricesandmarketsdonotoperateproperlythatthisbenigntrendbeginstostumble,andthegenuineproblemsarise.Marketscannotalwayskeeptheenvironmenthealthy.Ifnooneownstheresourceconcerned,noonehasaninterestinconservingitorfosteringit:

fishisthebestexampleofthis.

31.

Accordingtotheauthor,moststudents_______.

A）believetheworld'

senvironmentisinanundesirablecondition

B）agreethattheenvironmentoftheworldisnotasbadasitisthoughttobe

C）gethighmarksfortheirgoodknowledgeoftheworld'

senvironment

D）appearsomewhatunconcernedaboutthestateoftheworld'

32.

Thehugeincreaseinworldproductionandpopulation_______.

A）hasmadetheworldaworseplacetolivein

B）hashadapositiveinfluenceontheenvironment

C）hasnotsignificantlyaffectedtheenvironment

D）hasmadetheworldadangerousplacetolivein

C

33.

Oneofthereasonswhythelong-termtrendofpriceshasbeendownwardsisthat_____.

A）technologicalinnovationcanpromotesocialstability

B）politicalinstabilitywillcauseconsumptiontodrop

C）newfarmingandcroptechnologycanleadtooverproduction

D）newsourcesarealwaysbecomingavailable

34.

Fishresourcesarediminishingbecause_______.

A）nonewsubstitutescanbefoundinlargequantities

B）theyarenotownedbyanyparticularentity

C）impropermethodsoffishinghaveruinedthefishinggrounds

D）waterpollutionisextremelyserious

35.

Theprimarysolutiontoenvironmentalproblemsis_______.

A）toallowmarketforcestooperateproperly

B）tocurbconsumptionofnaturalresources

C）tolimitthegrowthoftheworldpopulation

D）toavoidfluctuationsinprices

PassageTwo

Questions36to40arebasedonthefollowingpassage.

Moreandmore,th