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1、2012年12月大学英语六级考试真题PassageOneQuestions52to56arebasedonthefollowingpassage.Amidallthejoblosses,there’sonecategoryofworkerthattheeconomicdisruptionhasbeengoodfor:nonhumans.Fromself-servicecheckoutlinesatthesupermarkettoindustrialrobotsarmedwithsawsandtaughttocarveupanimalbo
2、diesinslaughter-houses,theseever-more-intelligentmachinesarenownotjustassistingworkersbutactuallykickingthemoutoftheirjobs.Automationisn’tjustaffectingfactoryworkers,either.Somelawfirmsnowuseartificialintelligencesoftwaretoscanandreadmountainsoflegaldocuments,workthatpre
3、viouslywasperformedbyhighly-paidhumanlawyers.“Robotscontinuetohaveanimpactonblue-collarjobs,andwhite-collarjobsareunderattackbymicroprocessors,”sayseconomicsprofessorEdwardLeamer.Therecessionpermanentlywipedout2.5millionjobs.U.S.grossdomesticproducthasclimbedbacktopre-re
4、cessionlevels,meaningwe’reproducingasmuchasbefore,onlywith6%fewerworkers.Tobesure,roboticsarenottheonlyjobkillersoutthere,with outsourcing (外包)stealingfarmorejobsthanautomation. JeffBurnstein,presidentoftheRoboticsIndustryAssociation,arguesthatrobotsactuallysaveU.S.jo
5、bs.Hislogic:companiesthatembraceautomationmightusefewerworkers,butthat’sstillbetterthanfiringeveryoneandmovingtheworkoverseas.It’snotthatrobotsarecheaperthanhumans,thoughoftentheyare.It’sthatthey’rebetter.“Insomecasesthequalityrequirementsaresoexactingthatevenifyouwanted
6、tohaveahumandothejob,youcouldn’t,”Burnsteinsays.Samegoesforsurgeons,who’reusingroboticsystemstoperformanever-growinglistofoperations—notbecausethemachinessavemoneybutbecause,thankstothegreaterprecisionofrobots,thepatientsrecoverinlesstimeandhavefewercomplications,saysDr.
7、MyriamCuret. Surgeonsmaysurvivetherobotinvasion,butothersatthehospitalmightnotbesolucky,asiRobot,makeroftheRoomba,arobotvacuumcleaner,hasbeenshowingoffAva,whichcouldbeusedasamessengerinahospital.Andonceyou’rehome,recovering,Avacouldletyoutalktoyourdoctor,sothere’snone
8、edtosendsomeonetoyourhouse.That“mobiletelepresence”couldbeusefulattheoffice.Ifyou’reawayonatrip,youcans
