2013年职称英语考试理工类A级-阅读理解练习题及答案

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1、2013年职称英语考试理工类A级-阅读理解练习题及答案APhoneThatKnowsYou'reBusyIt'samodernproblem：you'retoobusytobedisturbedbyincessant(连续不断的)phonecallssoyouturnyourcellphoneoff.Butifyoudon'tremembertoturnitbackonwhenyou'relessbusy.youcouldmisssomeimportantcallsifonlythephoneknewwhenitwaswisetointerrupt

2、you，youwouldn'thavetoturnitoffatall.Instead，itcouldletcallsthroughwhenyouarenottoobusyAbunchofbehaviorsensors(传感器)andacleverpieceofsoftwarecoulddojustthat，byanalyzingyourbehaviortodetermineifit'sagoodtimetointerruptyou.Ifbuiltintoaphone，thesystemmaydecideyou'retoobusyandaskthe

3、callertoleaveamessageorringbacklater.JamesFogartyandScottHudsonatCamegieMellonUniversityinPennsylvaniabasedtheirsystemoiltinymicrophones，camerasandtouchsensorsthatrevealbodylanguageandactivity.Firsttheyhadtostudydifferentbehaviorstofindoutwhichonesstonglypredictwhetheryourmind

4、isinterruptedThepotential"busyness"signalstheyfocusedonincludedwhethertheofficedoorswereleftopenorclosed，thetimeofday，ifotherpeoplewerewiththepersoninquestion，howclosetheyweretoeachother,andwhetherornotthecomputerwasinuse.Thesensorsmonitoredtheseandmanyotherfactorswhilefoursub

5、jectswereatwork.Atrandomintervals，thesubjectsratedhowinterruptibletheywereonascalerangingfrom"highlyinterruptible''to"highlynot-interruptible".Theirratingswerethencorrelatedwiththevariousbehaviors."Itisashotgun(随意的)approach：weusedalltheindicatorswecouldthinkofandthenletstatist

6、icsfindoutwhichwereimportant，"saysHudsonThemodelshowedthatusingthekeyboard，andtalkingonalandlineortosomeoneelseintheofficecorrelatedmoststronglywithhowinterruptiblethesubjectsjudgedthemselvestobe.Interestingly，thecomputerwasactuallybetterthanpeopleatpredictingwhensomeonewastoo

7、busytobeinterrupted.Thecomputergotitright82percentofthetime，humans77percent.Fogartyspeculatesthatthismightbebecausepeopledoingtheinterruptingareinevitablybiasedtowardsdeliveringtheirmessage，whereascomputersdon'tcare.ThefirstapplicationforHudsonandFogarty'ssystemislikelytobeina

8、ninstantmessagingsystem，followedbyofficephonesandcellphones."