小学、初中、高中各种试卷真题知识归纳文案合同PPT等免费下载www.doc985.com小学、初中、高中各种试卷真题知识归纳文案合同PPT等免费下载www.doc985.com选择性必修第四册UNIT10CONNECTIONS(一)Ⅰ.阅读理解AResearchersatNorthCarolinaStateUniversityareproposinganadditionalwhitetrafficlightthatwillactasasigntohumandriversandpassengersthattheyshouldfollowtheleadofself-drivingvehiclesmovingthroughintersections(十字路口)．Drivingisfundamentallychanging.Inthefuture，humandriverswillbesharingtheroadwithautonomousvehicles.Thetransitiontoautonomousvehiclesisprogressingwitheachpassingyearandhumansarenolongertheonlyonessittingbehindanautomobile’ssteeringwheel.Thismakesiturgentfortrafficlightswithafourthcolortobecomeareality.ThewhitetrafficlightwouldbeequippedwithwirelessBluetoothtechnologyandwouldengagewhenthenumberofautonomousvehiclesdrivingontheroadatanygiventimeexceedsacertainthreshold(阈值)．Autonomousvehicleswouldbeincommunicationwitheachotherandwiththetrafficlightsatintersections，withinacertainrange.Anyhumandriversinthemixwouldbeinformedtofollowtheleadofthevehicleinfrontofthemviathewhitelight：stopifitstops，continueifitcontinues.Insimulationmodels，autonomousvehicleswereshowntoimprovetrafficflowontheirown.Thehigherthepercentageofautonomousvehiclesatanintersection，thefasterthetrafficmoved，withimprovementsofabout40to99percentintermsoftotaldelayreductionspossible.“Thewhitelightcanbeusedtocoordinate(协调)trafficinanysituationinvolvingautonomousvehiclesandtellhumandriverswhat’sgoingon，sothattheyknowwhattheyaresupposedtodoastheyapproachtheintersection，”sayscivilengineerAliHajbabaie.Asanexample，mostrecently，Tesla’sproblematicfull-self-drivingvehicleshavebeenattheforefrontofpubliccriticismafteracarcrashedintoafiretruck.Consequently，thepotentialriskslinkedtoautonomousdrivingarewhatmadeNorthCarolinaStateUniversityresearcherssuggestaddingafourthcolortotrafficlightsinthecomingyears.1．Whatdoestheunderlinedword“This”inparagraph2referto?A．Stricttrafficrules.B．Theupgradeofroadsystem.C．Increasingautonomousvehicles.D．Thehighcostofself-drivingtechnology.2．Whatdoesparagraph3mainlytellusaboutthewhitetrafficlight?小学、初中、高中各种试卷真题知识归纳文案合同PPT等免费下载www.doc985.com小学、初中、高中各种试卷真题知识归纳文案合同PPT等免费下载www.doc985.comA．Itssignalmeaning.B．Itsworkingprinciple.C．Itscomplexdatabase.D．Itspotentialapplications.3．WhatdoesAliHajbabaieconveyinhiswords?A．Thewhitetrafficlightcanhelpimprovetheflowoftraffic.B．Autonomousvehiclesarepotentialthreatstoroadsafety.C．Itisdifficultforelderlydriverstoadapttowhitetrafficlights.D．Peoplehadtobetrainedbeforedrivingontheroadswithwhitetrafficlights.4．WhydoestheauthormentiontheexampleofTeslainthelastparagraph?A．Tostressthepopularityofdriverlessvehicles.B．Toprovethenecessityofaddingwhitetrafficlights.C．Tocallonthepublictopaycloseattentiontoroadsafety.D．Topresentthehiddendangersofusingwhitetrafficlights.B(★)(2024·江城盟校苏盐联调研)Inconversationswithstrangers，peoplecommonlytendtothinktheyshouldspeaklessthanhalftheconversationtimetobelikable.Butwe’vediscoveredthisideaiswrong.Ourdatashowsthatpeopletendtothinktheyshouldspeakabout45%ofthetimetobelikableinaone-on-oneconversationwithsomeonenew.However，itappearsspeakingupabitmoreisactuallyabetterstrategy.Inourresearch，werandomlyassignedpeopletospeakfor30%,40%,50%,60%ofthe...