2024年全国硕士研究生入学统一考试英语一
SectionIUseofEnglish
Directions:Readthefollowingtext.Choosethebestword(s)foreachnumberedblankandmarkA,B,C
orDontheANSWERSHEET.(10points)
There’snothingmorewelcomingthanopeningadoorforyou.1theneedtobetouchedto
openorclose,automaticdoorsareessentialin2disabledaccesstobuildingsandhelpingprovide
general3tocommercialbuildings.
Self-slidingdoorsbegantoemergeasacommercialproductin1960afterbeinginventedsixyears
4bytwoAmericansDeeHortonandLewHewitt.They5asanoveltyfeature,butastheiruse
hasgrown.Their6haveextendedwithinourtechnologicallyadvancedworld.Particularly7
inbusylocationsandduringtimesofemergency,thedoors8crowdmanagementbyreducingthe
obstaclesputinpeople’sway.
9makingaccessbothinandoutbuildingseasierforpeople,thedifferenceinthewaymanyof
thesedoorsopenhelpstoreducethetotalarea10bythem.Automaticdoorsoftenopentotheside,
withthepanelsslidingacrossoneanother.Replacingswingdoors,these11smallerbuildingsto
maximisetheusablespaceinsidewithouthavingto12thewayforalarge,sticking-outdoor.There
aremanydifferenttypesofautomaticdoor,witheach13specificsignalstotellthemwhentoopen.
14thesemethodsdiffer,themain15remainthesame.
Eachautomaticdoorsystem16thelight,soundweightormovementintheirvicinityasa
signal.Sensor-typesarechosento17thedifferentenvironmentstheyareneededin.18abusy
roadmightnot19amotion-sensoreddoor,asitwouldconstantly