Researchersareplacingroboticdogs(机器狗)inthehomesoflonelyoldpeopletodeterminewhethertheycanimprovethequalityoflifeforhumans.AlanBeck,anexpertinhuman-animalrelationship,andNancyEdwards,aprofessorofnursing,areleadingtheanimal-assistedstudyconcerningtheinfluenceofroboticdogsonoldpeople’sdepression,physicalactivity,andlifesatisfaction.“Noonewillarguethatanolderpersonisbetteroffbeingmoreactive,challenged,orstimulated(刺激),”Edwardspointsout.“Theproblemishowwepromote(使……成为现实)that,especiallyforthosewithoutfriendsorhelp.Aroboticdogcouldbeasolution.”

Inthestudy,therobot,calledAIBO,isplacedforsixweeksinthehousesofsomeoldpeoplewholivealone.BeforeplacingAIBOinthehome,researcherswillcollectbaselinedataforsixweeks.TheseoldpeoplewillkeepadiarytonotetheirfeelingsandactivitybeforeandafterAIBO.Then,theresearcherswillreviewthedatatodetermineifithasinspiredanychangesinthelifeofitsowner.

“Italktohimallthetime,andherespondstomyvoice,”saysaseventy-year-oldlady.“WhenI’mwatchingTV,he’llstayinmyarmsuntilhewantsdown.Hehasamindofhisown.”

TheAIBOsrespondtocertainorders.Theresearcherssaytheyhavesomeadvantagesoverlivedogs,especiallyforoldpeople.Oftentheelderlyaredisabledandcannotcareforananimalbywalkingitorplayingwithit.Aroboticdogremovesexerciseandfeedingconcerns.

“Atthebeginning,itwasbelievedthatnoonewouldrelatetotheroboticdog,becauseitwasmetalandnotfurry,”Becksays.“Butit’samazinghowquicklywehavegivenupthatbelief.

“Hopefully,downtheroad,theseroboticpetscouldbecomeamore-valuablehealthhelper.Theywillrecordtheirmasters’bloodpressure,oxygenlevels,orheartrhythms.AIBOsmayevenonedayhavegamesthatcanhelpstimulateolderpeople’sminds.”

48.ThepurposeofBeckandEdwards’studyisto______

A.understandhuman-animalrelationship B.makelonelyoldpeople’slifebetter

C.findthecausesofoldpeople’sloneliness D.promotetheanimal-assistedresearch

49.Intheresearch,theoldpeopleareaskedto______

A.notetheactivitiesofAIBOs&

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　　48--51 BCAB 48．答案：B解析：这是一道推断题。第一段第一句话“todeterminewhethertheycanimprovethequalityoflifeforhumans”，因此专家研究的目的是让孤...

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