- 阅读理解A
题干：Biologistsestimatethatasmanyas2millionlesserprairiechickens—akindofbirdlivingonstretchinggrasslands—oncelentredtotheoftengraylandscapeofthemidwesternandsouthwesternUnitedStates.Butjustsome22,000birdsremaintoday,occupyingabout16%ofthespecies’historicrange.ThecrashwasamajorreasontheU.SFishandWildlifeService(USFWS)decidedtoformallylistthebirdasthreatened.“Thelesserprairiechickenisinadesperatesituation,”saidUSFWSDirectorDanielAshe.Someenvironmentalists,however,weredisappointed.Theyhadpushedtheagencytodesignatethebirdas“endangered”,astatusthatgivesfederalofficialsgreaterregulatorypowertocrackdownonthreats.ButAsheandothersarguedthatthe“threatened”taggavethefederalgovernmentflexibilitytotryoutnew,potentiallylessconfrontationalconservationsapproaches.Inparticular,theycalledforforgingclosercollaborationswithwesternstategovernments,whichareoftenuneasywithfederalactionandwiththeprivatelandownerswhocontrolanestimated95%oftheprairiechicken’shabitat.Undertheplan,forexample,theagencysaiditwouldnotprosecutelandownerorbusinessesthatunintentionallykill,harm,ordisturbthebird,aslongastheyhadsignedarange—widemanagementplantorestoreprairiechickenhabitat.NegotiatedbyUSFWSandthestates,theplanrequiresindividualsandbusinessesthatdamagehabitataspartoftheiroperationstopayintoafundtoreplaceeveryacredestroyedwith2newacresofsuitablehabitat.Thefundwillalsobeusedtocompensatelandownerswhosetasidehabitat.USFWSalsosetaninterimgoalofrestoringprairiechickenpopulationstoanannualaverageof67,000birdsoverthenext10years.AnditgivestheWesternAssociationofFishandWildlifeAgencies(WAFWA),acoalitionofstateagencies,thejobofmonitoringprogress.Overall,theideaistolet“states”remaininthedriver’sseatformanagingthespecies，Ashesaid.Noteveryonebuysthewin-winrhetoric.SomeCongressmembersaretryingtoblocktheplan,andatleastadozenindustrygroups,fourstates,andthreeenvironmentalgroupsarechallengingitinfederalcourt.Notsurprisingly,industrygroupsandstatesgenerallyargueitgoestoofar;environmentalistssayitdoesn’tgofarenough.“Thefederalgovernmentisgivingresponsibilityformanagingthebirdtothesameindustriesthatarepushingittoextinction,”saysbiologistJayLininger.
题目： The major reason for listing the lesser prairie as threatened is（）. - A 、its drastically decreased population
- B 、the underestimate of the grassland acreage
- C 、a desperate appeal from some biologists
- D 、the insistence of private landowners
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参考答案【正确答案：A】
根据关键词定位到第一段But前后关于lesser prairie chickens 数量2million和22,000的强烈对比。此外第二段第二句“the lesser prairie chicken is in a desperate situation”都可以得知A选项 its drastically decreased population 数量的急剧下降为正确答案。
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