2017職稱英語綜合類完形填空練習(xí)題（十）

PASSAGE212017職稱英語綜合類完形填空練習(xí)題(十)PASSAGE20SingingAlarmsCouldSavetheBlindIfyoucannotsee,youmaynotbeabletofindyourwayoutofaburningbuilding-andthatcouldbefatal.AcompanyinLeedscouldchangeallthat__1__directionalsoundalarmscapableofguidingyoutotheexit.SoundAlert,acompany__2__theUniversityofLeeds,isinstallingthealarmsinaresidentialhomefor__3__peopleinSommersetandaresourcecentrefortheblindinCumbria.__4__produceawiderangeoffrequenciesthatenablethebraintodeterminethe__5__iscomingfrom.DeborahWithingtonofSoundAlertsaysthatthealarmsusemostofthefrequenciesthatcanbe__6__byhumans."Itisaburstofwhitenoise__7__peoplesaysoundslikestaticontheradio,"hesays."Itslife-savingpotentialisgreat"Sheconductedanexperimentinwhichpeoplewerefilmedbythermal-imagingcamerastryingtofindtheirwayoutofalarge__8__room.It__9__themnearlyourminutestofindthedoor__10__asoundalarm,butonly15secondswithone.Withingtonstudieshowthebrain__11__soundsattheuniversity.Shesaysthatthe__12__ofawidebandoffrequenciescanbepinpointedmoreeasilythanthesourceofanarrowband.Alarms__13__onthesameconcepthavealreadybeeninstalledonemergencyvehicles.Thealarmswillalsoincluderisingorfallingfrequenciestoindicatewhetherpeopleshouldgoup__14__downstairs.Theywere__15__withtheaidofalargegrantfromBritishNuclearFuels.1.A)withoutB)withC)havingD)selling2.A)runbyB)changedbyC)decoratedbyD)criticizedby3.A)slowB)deafC)blindD)lame4.A)AlarmsB)AlarmC)ThealarmD)Thealarms5.A)noiseB)soundC)musicD)bell6.A)watchedB)producedC)learntD)heard7.A)whereB)whatC)thatD)how8.A)smokedB)smoke-filledC)filledwithsmokeD)smoke-filling9.A)hastakenB)takesC)tookD)willtake10.A)onB)nearC)withoutD)from11.A)processesB)producesC)possessesD)proceeds12.A)featureB)qualityC)diagramD)source13.A)basisonB)baseonC)basingonD)basedon14.A)orB)andC)butD)otherwise15.A)developedB)determinedC)discoveredD)deliveredkey:BACDBDCBCCADDAATheGreatestMysteryofWhalesThewhaleisamammal-warm-blooded,air-breathing,givingbirthtoitsyoungalive,suckingthem-and,likeallmammals,originatedonland.Therearemanysignsofthis.__1__frontflippers,usedforsteeringandstability,aretracesoffeet.Immensestrengthisbuiltintothegreatbodyofthebigwhales,andinfactmostofawhale'sbodyisonegiganticmuscle.Thebluewhale'spulling__2__hasbeenestimatedat400horsepower.Onespecimenwasreportedtohave__3__awhalingvesselforsevenhoursatthe__4__ofeightknots.Anenragedwhalewillattackaship.Afamous__5__ofthiswasthefateofwhalerEssex,whichwassunk__6__SouthAmericaearlyinthelastcentury.Morerecently,steelshipshavehadtheirplatesbuckledinthesameway.Spermwhaleswereknownto__7__theold-timewhaleboatsintheirjawsandcrushthem.Thegreatestmysteryofwhalesistheirdivingability.Thespermwhale__8__thebottomforhisfavouritefood,theoctopus.__9__heisknowntogoasfardownas3,200feet,wherethepressureis1,400pounds,tothesquareinch.Doing__10__hewillremainsubmergedaslongasonehour.Twofeatsareinvolvedinthis:storingupenough__11__(allwhalesareair-breathed)andwithstandingthegreatchangeinpressure.Just__12__hedoseitscientistshavenotdetermined.Itisbelievedthatsomeoftheoxygenisstoredinaspecialsystemofbloodvessels,ratherthanjustheldinthelungs.And__13__thataspecialkindofoilinhisheadissomesortofcompensatingmechanismthatautomaticallyadjuststheinternalpressureofhisbody.But__14__youcan'tbringalivewhaleintothelaboratoryforstudy,noone__15__justhowthesethingswork.EXERCISE:1.A)TheirB)HisC)TheirsD)Its2.A)strengthB)widthC)heightD)length3.A)eatenB)crashedC)towedD)lifted4.A)distanceB)rateC)voyageD)sail5.A)pictureB)filmC)exampleD)book6.A)offthecoastofB)ofthecoastofC0awaythecoastofD)inthecoastof7.A)hitB)seizeC)damageD)overturn8.A)sinktoB)restonC)divetoD)hideon9.A)InthatsearchB)BecauseofthisC)InspiteofthatD)Insupportofthis10.A)soB)suchC)aboveD)thesame11.A)airB)ox