Passage2 Questions6to10arebasedonthefollowingpassage: Thehumanbraincontains10thousandmillioncellsandeachofthesemayhaveathousandconnections.(77)Suchenormousnumbersusedtodiscourageusandcauseustodismissthepossibilityofmakingamachinewithhuman-likeability,butnowthatwehavegrownusedtomovingforwardatsuchapacewecanbelesssure.Quitesoon,inonly10or20yearsperhaps,wewillbeabletoassembleamachineascomplexasthehumanbrain,andifwecanwewill.Itmaythentakeusalongtimetorenderitintelligentbyloadingintherightsoftware(软件)orbyalteringthearchitecturebutthattoowillhappen. (78)Ithinkitcertainthatindecades,notcenturies,machinesofsilicon(硅)willarisefirsttorivalandthenexceedtheirhumanancestors.Oncetheyexceedustheywillbecapableoftheirowndesign.Inarealsensetheywillbeabletoreproducethemselves.Siliconwillhaveendedcarbon’slongcontrol.Andwewillnolongerbeabletoclaimourselvestobethefinestintelligenceintheknownuniverse. Astheintelligenceofrobotsincreasestomatchthatofhumansandastheircostdeclinesthrougheconomiesofscalewemayusethemtoexpandourfrontiers,firstonearththroughtheirabilitytowithstandenvironments,harmfultoourselves.Thus,desertsmaybloomandtheoceanbedsbemined.Furtherahead,byacombinationofthegreatwealththisnewagewillbringandthetechnologyitwillprovide,theconstructionofavast,man-createdworldinspace,hometothousandsormillionsofpeople,willbewithinourpower. 6.Inwhatwaycanwemakeamachineintelligent? A)Bymakingitworkinsuchenvironmentsasdeserts,oceansorspace. B)Byworkinghardfor10or20years. C)Byeitherproperlyprogrammingitorchangingitsstructure. D)Byreproducingit.(C) 7.Whatdoesthewriterthinkaboutmachineswithhuman-likeability? A)Hebelievestheywillbeusefultohumanbeings. B)Hebelievesthattheywillcontrolusinthefuture. C)Heisnotquitesureinwhatwaytheymayinfluenceus. D)Hedoesn’tconsidertheconstructionofsuchmachinespossible. 8.Theword“carbon”(Line4,Para.2)standsfor________. A)intelligentrobotsB)achemicalelementC)anorganicsubstanceD)humanbeings(D) 9.Arobotcanbeusedtoexpandourfrontierswhen________. A)itsintelligenceandcostarebeyondquestion B)itisabletobeartheroughenvironment C)itismadeascomplexasthehumanbrain D)itsarchitectureisdifferentfromthatofthepresentones(A) 10.Itcanbeinferredfromthepassagethat________. A)aftertheinstallationofagreatnumberofcellsandconnections,robotswillbecapableofself-reproduction B)withtherapiddevelopmentoftechnology,peoplehavecometorealizethepossibilityofmakingamachinewithhuman-likeability C)oncewemakeamachineascomplexasthehumanbrain,itwillpossesintelligence D)robotswillhavecontrolofthevast,man-madeworldinspace