专家解析英语四级考试历年阅读真题(十一).docx

专家解析英语四级考试历年阅读真题(十一)

第一篇：专家解析英语四级考试历年阅读真题(十一)免费？宅在家学英语？怎么报名？最牛英语口语培训模式：躺在家里练口语，全程外教一对一，三个月畅谈无阻！洛基英语，免费体验全部在线一对一课程：（报名网址）PassageThreeQuestions31to35arebasedonthefollowingpassage.Speedingoffinastolencar,thethiefthinkshehasgotagreatcatch.Butheisinforanunwelcomesurprise.Thecarisfittedwitharemoteimmobiliser(锁止器),andaradiosignalfromacontrolcentremilesawaywillensurethatoncethethiefswitchestheengineoff,hewillnotbeabletostartitagain.Theideagoeslikethis.Acontrolboxfittedtothecarcontainsamini-cellphone,amicro-processorandmemory,andaGPS(全球定位系统)satellitepositioningreceiver.Ifthecarisstolen,acodedcellphonesignalwilltellthecontrolcentretoblockthevehicle’senginemanagementsystemandpreventtheenginebeingrestarted.IntheUK,asetoftechnicalfixesisalreadymakinglifeharderforcarthieves.‘Thepatternofvehiclecrimehaschanged,’saysMartynRandall,asecurityexpert.Hesaysitwouldonlytakehimafewminutestoteachapersonhowtostealacar,usingabareminimumoftools.Butonlyifthecarismorethan10yearsold.Moderncarsarefartoughertosteal,astheirenginemanagementcomputerwon’tallowthemtostartunlesstheyreceiveauniqueIDcodebeamedoutbytheignition(点火)key.IntheUK,technologieslikethishavehelpedachievea31%dropinvehicle-relatedcrimesince1997.Butdeterminedcriminalsarestillmanagingtofindotherwaystostealcars,oftenbygettingboldoftheowner’skeys.Andkeytheftisresponsiblefor40%ofthetheftsofvehiclesfittedwithatrackingsystem.Ifthecartravels100metreswithoutthedriverconfirmingtheirID,thesystemwillsendasignaltoanoperationscentrethatithasbeenstolen.ThehundredmetresminimumavoidsfalsealarmsduetoinaccuraciesintheGPSsignal.Staffatthecentrewillthencontacttheownertoconfirmthatthecarreallyismissing,andkeeppoliceinformedofthevehicle’smovementsviathecar’sGPSunit.31.What’sthefunctionoftheremoteimmobilizerfittedtoacar?A)Tohelpthepolicemakeasurpriseattackonthecarthief.B)Toallowthecartolockautomaticallywhenstolen.C)Topreventthecarthieffromrestartingitonceitstops.D)Topreventcartheftbysendingaradiosignaltothecarowner.(C)32.Bysaying“Thepatternofvehiclecrimehas