Doyouforgettoturnoffthelightsandheaterswhenyougooutofaroom?In2040itwillnotmatter.Theywillturnthemselvesoffandonagainwhenyoureturn.Asensorwilldetectthepresenceofahumanandturnthesystemson,andwhenthehumans

　　Doyouforgettoturnoffthelightsandheaterswhenyougooutofaroom?In2040itwillnotmatter.Theywillturnthemselvesoffandonagainwhenyoureturn.Asensorwilldetectthepresenceofahumanandturnthesystemson,andwhenthehumansleaveitwillturnthemoffagain.

　　Thesensorswillworkthroughthecentralhomecomputer,andtheywilldomuchmorethanjustturnthefiresandlightsonandoffforyou.Theywilldetectfaultyelectricalappliances,isolatethemsothattheycannotharmanyone,andthenwarnyouthattheyneedrepair.Theywilldetectfireandifyouareoutofthehouse,thecomputerwillcallthefiremen.Itwillalsocallthepoliceifthesensorsdetectanintruder.Youwillopenthedoorusingyourpersonalcard---theoneyouuseforshopping---maybeusinganumberknownonlytoyou.

　　1.Theauthorintendstotellthereadersthatinyear2040_____.

　　A.theywilllivewithoutlightsandheaters

　　B.theywilluselightsandheatersmuchmore

　　C.lightsandheaterswillswitchonandoffautomatically

　　D.therewillbenoswitchesforlightsandheaters

　　2.Accordingtothepassage,whichofthefollowingstatementsisTRUE?_____.

　　A.peopleoftenforgettoturnoffthelightsandheaters.

　　B.Peoplewillhaveaservanttoworkforthemin2040.

　　C.Peopleareafraidoftheyear2040.

　　D.Peoplewillsavemuchtroublewiththehelpofadvancedtechnology.

　　3.Accordingtotheauthor,in2040,newtechnology___________.

　　A.willturneverythingintosensors

　　B.willfreeusfromthekeysweusetoday

　　C.willmakethelocksoutofdate

　　D.willeliminatecrimes

　　4.Thankstocomputers,in2040people___________.

　　A.willreplaceTVwithcomputers

　　B.willhavemuchfewerfireaccidents

　　C.willbecontrolledbycomputers

　　D.willhavemorefunathome

　　5.Whatisthebesttitleforthepassage?___________.

　　A.LifeintheYear2040.

　　B.SensorsandComputers.

　　C.TheDevelopmentofScienceandTechnology.

　　D.LightsandHeatersintheYear2040