2022中考阅读理解热点话题练 专题09 5G技术（解析版）

PAGE14PAGE132022中考阅读理解热点话题练专题095G技术Passage1（2021·四川达州·中考真题）In1987asmallcompanynamedHuaweiwasstartedinShenzhen.Aftermorethan30yearsofdevelopment,thecompanyhasnowbeatenAppleandbecometheworld’ssecondlargestmakerofsmartphones.Ithasalsobecometheworld’ssupplier(供应者)of5G.InChinaandevenintheworld,Huaweiisawonder.Althoughitstartedproducingmobilephonesnotmanyyearsago,ithasbecomeoneofthemostfamousphonecompanies.Butrecently,Huaweifacessomedifficulties.TheUSgovernmentmadealawtostopitssalesinAmerica.AmericanofficialssaidHuaweigaveinformationthatitcollectedtotheChinesegovernment.Atthesametime,theUSgovernmentplannedtostopsellingpartsandservicestoHuawei.TheybelievedthatHuawei’sbusinesswouldbehurtthisway.“WehaveneverreceivedsucharequestfromtheChinesegovernmentandwehavenevertriedtogetintoothersystemstocollectinformation,”RenZhengfei,Huawei’spresidentsaid.“Thelawwouldhavelittleeffectonourcompany.Huaweihasenoughabilitytodealwiththeproblems,”Renadded.Inaninterviewseveralyearsago,RenZhengfeisaid,“IstartedHuaweiwithonly£4000atthebeginning,butnowithasbecomea100billioncompany.Theexperiencewasnotasromanticasyouimagine.”FacingthelawoftheUS,Huaweiisgrowing.Huawei’ssmartphonesalesaroundtheworldrose50percentcomparedwithayearearlierinthefirstthreemonthsof2019.Atthesametime,salesfrombothSamsungandApplefell.SofarHuaweihasgrownintotheworld’slargesttelecommunicationequipmentsupplier(供应商),sellingin170countries.ItmaybeatSamsungasthelargestsmartphonemakerinthenearfuture.1．Howmanykindsofsmartphonesarementionedintotalinthispassage?A．One. B．Two. C．Three. D．Four.2．WhichofthefollowingsentencesisTRUEaccordingtothepassage?A．HuaweicollectedtheinformationfortheChinesegovernment.B．RenZhengfeistartedHuaweiwithonly£4000in1987.C．HuaweihasbeatenSamsung,aSouth-Koreaphonemakersofar.D．Huaweihasdevelopeditsbusinesssmoothly.3．Whatdoestheunderlinedword“romantic”inParagraph4meaninChinese?A．浪漫的 B．现实的 C．成功的 D．麻烦的4．Thelastparagraphmainlytellsus________.A．Huaweihasbecomeoneofthemostfamousphonecompanies.B．Huaweihasbecomethelargestmakerofsmartphonesintheworld.C．HuaweihasgotintosomesystemsoftheUS.D．Huaweiisfullofhopeandmustsucceedinthefuture.1．C2．B3．A4．D【分析】本文主要介绍了华为在手机在这一产业的发展历程，它现在所面临的困境，以及它能够解决这些困境的决心和前景。1．细节理解题。根据“Huawei，Samsung，Apple”可知，本文总共提到了三种手机，故选C。2．推理判断题。根据“In1987asmallcompanynamedHuaweiwasstartedinShenzhen”及“IstartedHuaweiwithonly£4000atthebeginning”可知，1987年，任正非仅用4000英镑创办了华为，B表述正确，故选B。3．词义猜测题。根据“Theexperiencewasnotasromanticasyouimagine”可知，从刚开始4000英镑的华为到现在的100亿的大公司，这个过程不是人们所想的那么浪漫，而是经历了千辛万苦，所以romantic表示“浪漫的”，故选A。4．主旨大意题。根据“Huawei’ssmartphonesalesaroundtheworldrose50percentcomparedwithayearearlierinthefirstthreemonthsof2019…：可知，本段主要讲述了华为在这些困难的情况下，仍然充满了希望，以后也一定会成功，故选D。Passage2（2021·内蒙古通辽·中考真题）Whetherfromnewsreportsorsocialmediaarticles,youmayknowthat5Giscoming.5Gisthe5thgenerationnetwork.Itisanewnetworkafter1G,2G,3Gand4G.Itcanconnecteveryoneandeverythingtogether.5GnetworkswillcovermanycitiesinChinasoon.5Gmeanssuper-fastdataspeed.Onecandownloadatwo-hourmovieforfewerthan10seconds,anditismakingourlivesmoreandmoreconvenient.5Gwillmakeself-drivingcarspossible.Forsafety,self-drivingcarsneedsuper-fastdatatransmission(传输）tocommunicatewiththeirnearbyenvironment.5Gisjustwhatmakesself-drivingcarsachievethis.Evenairplaneswillbecome“smart”inthenearfuture.Passengerswillbeabletouse5GnetworksintheairtoconnecttotheInternetandcanorderforfoodanddrinks.5Gwillbeabighelpforstudentswhotakeonlineclasses.Manypeopleliveinpoorareasintheworldwheretherearenoschools.Butwith5G,thiswillchange.StudentsallovertheworldwillbeabletoseeplacesliketheGreatWallwithoutleavingtheirrooms.Itwillbealsoeasierfordoctorstotreatpatientsremotelyby5G.Itmeanscaringforpatientsfromfaraway.Thefactslistedaboveareonlyapartofwhat5Gwillmakepossibleandpopular.JustasintheearlydaysoftheInternetinthe1990s,fewcouldseehowitcouldchangeourlifeandtheworld.Thesamewillsurelybetrueof5G.With5G,manythingsdonotseemlikedreamsanymore.Nowlet’sgetreadytosaygoodbyeto4Gandwelcomethecomingof5G.5．Howlongmayittaketodownloadatwo-hourmoviewith5G?A．15seconds. B．8seconds. C．10minutes. D．2hours.6．Theunderlinedword“remotely”means“________”inChinese.A．快速地 B．高效地 C．远程地 D．科学地7．5GwillmakethefollowingthingsmoreandmorepopularEXCEPT________.self-drivingcars B．”smart”airplanes C．onlineclasses D．hospitalswithoutdoctors8．About5G,________isNOTmentionedinthepassage.A．tobeusedfreely B．super-fastdataspeedC．toconnecteveryoneandeverythingtogether D．tomakelifemoreconvenientthan4G9．Fromthelastparagraph,wecanknowthat________.A．4GisnomoreusedinourdailylifenowB．thewriterisworriedaboutthecomingof5GC．with5G,someofourdreamswillcometrueforsureonedayD．inthe1990s,allthepeoplebelievedthattheInternetwouldchangeourlife5．B6．C7．D8．A9．C【分析】本文介绍了5G即将到来。5G将会改变我们生活的很多方面，会使我们的生活越来越方便。有了5G，许多事情不再像是梦想。5．细节理解题。根据“Onecandownloadatwo-hourmovieforfewerthan10seconds，”可知，下载一部长达两个小时的电影可能需要不到10秒钟，故选B。6．词义猜测题。根据“Itmeanscaringforpatientsfromfaraway.”可知，此处表示远程治疗病人，故选C。7．推理判断题。根据“5Gwillmakeself-drivingcarspossible.”和“Evenairplaneswillbecome“smart”inthenearfuture.”和“5Gwillbeabighelpforstudentswhotakeonlineclasses.”可知，“5G将使自动驾驶汽车成为可能”，“在不久的将来，就连飞机也会变得“智能”，“5G将为参加网络课程的学生提供很大帮助”，因此不包括没有医生的医院，故选D。8．推理判断题。根据“Itcanconnecteveryoneandeverythingtogether.5GnetworkswillcovermanycitiesinChinasoon.5Gmeanssuper-fastdataspeed.Onecandownloadatwo-hourmovieforfewerthan10seconds,anditismakingourlivesmoreandmoreconvenient.”可知，5G可以把每个人、每件事联系在一起，5G意味着超高速的数据速度，它使我们的生活越来越方便。故选A。9．推理判断题。根据“With5G,manythingsdonotseemlikedreamsanymore.”可知，有了5G，我们的一些梦想总有一天会实现，故选C。Passage3（2020·青海西宁·中考真题）Topic4G5GSpeed4Gtakesabout100to200milliseconds(毫秒)tosendandreceiveinformation.5Gwillhelpcutdownthetimeto1milli-secondorless.AmusementWecanjustexperiencetheVRgamesinspecialplacesonceinawhile.VRgameswillbecomemorecommonandexcitingwith5G.TrafficMostpeoplecan’ttrustself-drivingin4Gbecauseofunexpectedproblems.5Gwillmakeself-drivingcarshavemuchfasterreaction(反应)than4G.SmartHomesJustasmallpartofthehousehasBlue-toothtoconnectin4G.Insmarthomes,yourhomemachinescanstartworkingaheadoftime.5Gwillnotonlymakeournetworkfaster,butchangemanythingsinourlives.Althoughnoteveryonecanuse5Gnow,Chinaistryingitsbesttoleteveryoneuse5Gassoonaspossible.10．Whendidpeopleuse5GinChina?A．OnMay30th,2019. B．InJune,2019. C．InJune,2020. D．Doesn’tknow.11．Howfasteris5Gthan4G?A．5Gisabout100-200timesfaster. B．5Gisabout10timesfaster.C．4Gisasfastas5G. D．Thepassagedoesn’tmentionit.12．Youcan________.A．trustself-drivingin4Gtotally B．useself-drivingcarsmoresafelyin5GC．useBluetoothtoconnecteverythingin4G D．makeyourhomemachinesworkaheadoftimein4G13．WhichofthefollowingisTRUE?A．HuaweihelpedtheBBCuse5Gforthefirsttimeintheworld!B．5GcannotmakeVRgamesmoreexcitingthan4G.C．5Gwillchangeeverythinginourlives.D．Everyonecanuse5GinChinanow.14．Thispassageisprobablyfrom________.A．anartbook B．asciencefiction C．atechnologymagazine D．asportsnewspaper10．B11．A12．B13．A14．C【分析】本文讲述了2019年5月30日上午，华为帮助BBC在世界上第一次使用5G技术进行新闻报道。中国从2019年6月开始使用5G。作者以表格的形式，对5G技术和4G技术的区别加以阐述。10．细节理解题。根据第一段第3句“Chinabegantouse5GinJune,2019.”可知，中国人在2019年6月开始使用5G。故选B。11．推理判断题。根据表格第一行“Speed”中“4Gtakesabout100to200milliseconds(毫秒)tosendandreceiveinformation.5Gwillhelpcutdownthetimeto1milli-sec”可知，4G发送和接收信息大约需要100到200毫秒，而5G将只需要1毫秒，由此可知，5G比4G快大约100-200倍，故选A。12．细节理解题。根据表格第4行中“5Gwillmakeself-drivingcarshavemuchfasterreaction(反应)than4G.”可知，您可以在5G中更安全地使用自动驾驶汽车；故选B。13．细节理解题。根据第2段第1和2句“OnthemorningofMay30th,2019,HuaweihelpedtheBBCuse5Gtoreportnews.Itwasthefirsttimethat5Gwastriedintheworld!”可知，华为帮助英国广播公司在世界上第一次使用5G；由此可知A正确，故选A。14．推理判断题。本文主要讲述了5G技术和4G的区别，由此可知，本文可能来自科技杂志；故选C。Passage4（2019·四川·中考真题）Chinesecompaniesleadinglobal5Gpatentapplications(专利应用)withHuaweitakingthecrown,accordingtoareportLyIplytic,anauthorizedpatentdatacompany.ThreecompaniesfromChinawereincludedinthetop10listof5GStandards-EssentialPatents(SEPs)familyowners.Huaweirainkedfirst.ZETCorp.andChinaAcademyofTelecommunicationsTechnology(CATT)grabbedfifthandninthplaces,respectively.Chinesecompaniestoppedthelistformost5GSEPsapplicationsincommunicationsystemsbytheendofApril2019,accountingfor34percentoftheworld’stotal.ChinesetechgiantHuaweihastakenaleadingrolebyowning15percentofSEPs,accordingtothereportWhoIsLeadingthe5GPatentRace?5GSEPsarepatentsthatanycompanywillhavetousewhencarryingout5Gtechnologyandnoonecanavoidthem.Differentfrom3Gand4Gtechnologies,5Gtechnologywillinfluencevariousindustriesandencouragetheappearanceofmanynewproducts,servicesandindustries.Theautomotivesectorwillmostlikelybeoneofthefirstindustriestodependon5G,whichwillconnectvehiclestoothervehicles,roadsides,trafficlights,buildingsandtheInternet,accordingtothereport.“Itis5Gthatisgoingtobeahugejumpforwardforcommunicationsystemsbecauseonlywith5G’shigherbandwidthcananumberofapplicationsbemoreadvanced(尖端的)andusedbymostconsumers.”SaidNiclolePeng,seniordirectorofthemarketresearchcompanyCanalys.As5Gtechnologyhascombinedvariousindustriesandtechnologies,thenumberof5GSEPSrosetomorethan60,000globallybytheendofApril2019,thereportsaid.15．Whatdoes“takingthecrown”probablymeaninParagraph1?A．becomingthenextking B．finishingthetaskbetterC．beinginthefirstplace D．wearingthehatoftheking16．WhichonewasNOTonthetop10listof5GSEPs?A．Canalys. B．Huawei. C．SETCorp. D．CATT.17．Whatisthemainideaofthefirsttwoparagraphs?A．Nocompaniescanavoid5SEPs.B．IPlyticsisanimportantdatacompany.C．Chinesecompaniesleadthe5Gpatentrace.D．Chinaowned34%oftheworld’s5GSEPsapplications.18．WhatdoesNicolePengthinkof5G?A．Variousindustrieswillbehelpfulfor5Galot.B．Manyapplicationswillmake5Gmoreadvanced.C．5Gwillbeusedbymanymostadvancedconsumers.D．5Gwillmakegreatprogressincommunicationssystems.19．Whatcanyougetoutofthepassage?A．5Gwillbethefirstusedbytheindustryoftheautomotivesector.B．Variousindustriesandfarmingwillbemostlyinfluencedby5G.C．5Gwillmotivatemanynewproducts,services,andindustriestoappear.D．Morethan6thousand5GSEPshadbeenusedbytheendofApril2019.

15．C16．A17．C18．D19．C【分析】这篇短文主要讲述了中国公司在全球5G专利申请领域处于领先地位，而华为则独占鳌头。到2019年4月底，全球5GSEP的数量已增至6万多家。15．词句猜测。根据文中accordingtoareportLyIplytic,anauthorizedpatentdatacompany.ThreecompaniesfromChinawereincludedinthetop10listof5GStandards-EssentialPatents(SEPs)familyowners.Huaweirainkedfirst.可知下文中takingthecrown”的意思是“夺冠”，相当于第一名。故选C。16．根据文中ThreecompaniesfromChinawereincludedinthetop10listof5GStandards-EssentialPatents(SEPs)familyowners.Huaiweirainkedfirsl.ZETCorp.andChinaAcademyofTelecommunicationsTechnology(CATT)grabbedfifthandninthplaces,respectively.可知，文中没有提到Canalys.公司。故选A。17．段落大意。通读整个前两段可知，中国公司在5G专利竞赛中处于领先地位。故选C。18．推理判断。根据文中“Itis5Gthatisgoingtobeahugejumpforwardforcommunicationsystemsbecauseonlywith5G’shigherbandwidthcananumberofapplicationsbemoreadvanced(尖端的)andusedbymostconsumers.”SaidNiclolePeng,seniordirectorofthemarketresearchcompanyCanalys.可知，NicolePeng认为5G将在通信系统方面取得重大进展。故选D。19．主旨大意。通读整篇短文可知，这篇短文告诉我们5G将激励许多新产品、服务和行业的出现。故选C。Passage5（2021·浙江浙江·模拟预测）Thesedays,bothaugmentedreality(AR)*andvirtualreality(VR)*arestillsomethingnewandtheyarejusttoysbecauseoftheirhighcostanddatausage.However,nottoolongfromnow,5Gwillmakethemmuchmorecommonbothatworkandinourhomes.YoumightseepeoplewearingARglassesorVRheadsets*whilewaitingforthebusorsittingintheoffice.OneofthemostexpectedchangeswillbeVRandAR’sinfluenceonthegamingindustry.Nowadays,mostVRgamesarelimitedwhencomparedtothelatestconsolegames*.Withthepowerof5G,VRgamerswillbeabletosee,hear,andfeelvirtualenvironmentswithoutwaiting.What’smore,ifyouwanttoplayagameusingaVRheadset,youneedamachinesuchasaPCoragamingconsolethathasalargeamountofstorage.ThismeansyouusuallyhavetostayinoneplacewhileplayingVRgames.Thearrivalof5GmeanswewillbeabletomoveadvantagesanddisadvantagesawayfromthePCandintothecloudsothatweonlyneedaheadset.YouwillbeabletoplayVRgamesanywhereinrealtimewithaheadset.Suchheadsetsandother5Gwearableswillalsobringgreatchangestotheworkplace.In5Gsmartfactories,forexample,alloftheequipmentisconnectedtoasinglenetwork.Workerscanuse5Gheadsetswhensolvingproblems.UsingARheadsets,theycanbeinformedaboutaproblemandshownhowtofixitthroughaheads-updisplay.ARaddsdigitalelements*toreal-worldenvironmentsthroughasmartphoneorapairofsmartglasses.OneexampleisNintendo’sARPokemonGogame,whichusesaphone’sGPStoshowPokémonasiftheyareactuallyintherealworld.VRistotalimmersion*ina3Dcomputer-generatedenvironment.UserscaninteractwiththeenvironmentusingVRheadsetsandgloves.VRistypicallyusedforcomputergamesorinexhibitions.20．InParagraph1,weknowthat________.A．ItiscommontoseepeoplewearingARglassesnowB．5GwillmakeARandVRtechnologymorepopularC．VRandARtechnologiessolvedlotsofproblemsinofficesD．peoplewilluseARandVRforgamesonlyinbusstations21．WhywillVRchangethegamingindustrywiththepowerof5G?________.A．Because5GcanimprovetheVRexperienceB．Because5GwillmakeVRgamesmoreexpensiveC．BecausemostconsolegamerswillbecomeVRgamersD．BecauseconsolegamersliketouseVRtechnologymore22．WhatdoweknowaboutVRgamesatpresent?________.A．JustaheadsetisenoughforVRplayersB．EveryonecanaffordthepriceofVRgamesnowC．TheplayersmuststayinoneplacewhileplayingD．WorkerscansolveproblemswhileplayingVRgames23．Thepurposeofthispassageistotellpeople________.A．thehistoryofARandVR B．thebenefitsthat5GwillbringC．howtoplayARandVRgames D．whatthelatestconsolegamesare20．B21．A22．C23．B【分析】本文是一篇说明文。述了5G的到来将会给AR和VR技术带来更多的好处。20．细节理解题。根据文章第一段“However,nottoolongfromnow,5Gwillmakethemmuchmorecommonbothatworkandinourhomes.”可知，5G将会使AR和VR技术在工作和家庭中更加常见。故选B。21．细节理解题。根据文章第二段“Withthepowerof5G,VRgamerswillbeabletosee,hear,andfeelvirtualenvironmentswithoutwaiting.”可知，有了5G的力量，虚拟现实游戏玩家无需等待就能看到、听到和感受虚拟环境，也就是5G可以提高虚拟现实体验。故选A。22．细节理解题。根据“ThismeansyouusuallyhavetostayinoneplacewhileplayingVRgames.”可知，玩虚拟现实游戏时，你通常必须待在一个地方。故选C。23．主旨大意题。根据全文可知，讲述了5G的到来将会给AR和VR技术带来更多的好处。故选B。Passage6（2021·江苏盐城·二模）Ifyoulookatthetopofyourphone,you’llusuallyseealittlesymbolthatsays3Gor4G.The“G”standsforthe“generation”ofyourmobilenetwork.Butthesesymbolswillbecomethingsofthepastafter5Gfullyarrives.OnMarch30th,2019,Shanghaivice-mayorWuQingmadethefirst5GvideocallonaHuaweiMateXsmartphone,CGTNreported.ShanghaihasalsobecomethefirstcityinChinatostarttesting5Gnetworks.Now,4Gtakesabout100to200millisecondstosendandreceivedata.But5Gwillgetitdownto1millisecondorless.ThisbigchangewillnotonlymakeourmobileInternetfaster.Itcanbeusedinmanyotherwaysaswell.Forexample,5Gwillhelptomakeself-drivingcarssafer.Today’sself-drivingtestcarshaveoneproblem—lag.Whenthecar“sees”anobstacle(障碍物),itsendsthisinformationtoadatacenterandreceivesinstructions.However,ittakestimetosendandreceivethisinformation.Withthiskindoflag,thecarsmightcrashbecausetheydon’treceiveinstructionsintime.With5G,thislagwillbegreatlylowered,makingthecarssafer,accordingtoCNN.5GcouldalsobeusedtopowertheInternetofThings(IOT).Thisreferstoalargeonlinenetworkthatconnectsallthingsandpeople.FastInternetspeedswillbethekeytodevelopingthistechnology.Forexample,withIOTunder5G,yourfridgecouldautomatically(自动地)placeanorderonlineforeggswhenitfindsthattherearenoeggsleftinside.Allinall,5Gwillshapeeverytypeoftechnologythatittouches.Andyouwon’thavetowaittoolongforthattohappen.24．Thewriterusesself-drivingcarsasanexampleto________.A．explainhowself-drivingcarswork B．showustheadvantagesofself-drivingcarsC．warnaboutthepossibledangersofself-drivingcars D．explainhow5G’sfastspeedcanbehelpful25．Theunderlinedword“lag”probablymeans“________”inChinese.A．延迟 B．迷路 C．暂停 D．耗电26．Thefridgeismentionedto________.A．describetheimportanceofIOT B．encouragepeopletotrythenewproductC．introducehowtousetheInternetofThings D．show5GwouldmakeIOTmorepowerful27．Whichofthefollowingwouldbethebesttitleofthepassage?A．Can5Ggoanyfurther? B．5GhaschangedourlifeC．5Gisontheway D．Chinaisleadingtheworldin5G24．D25．A26．D27．C【分析】本文主要讲述了5G时代即将到来，这不仅仅带来更快的移动互联网，人们还可以很好地将其用于许多其他事情。24．推理判断题。根据“With5G,thislagwillbegreatlylowered,makingthecarssafer,accordingtoCNN.”可知，有了5G网络以后，自动驾驶汽车的延迟大大降低，使得车辆更安全，所以作者以自动驾驶为例，来说明高速的5G网络是有帮助的。故选D。25．词义猜测题。根据“Whenthecar‘sees’anobstacle,itsendsthisinformationtoadatacenterandreceivesinstructions.”及“Withthiskindoflag,thecarsmightcrashbecausetheydon’treceiveinstructionsintime.”可知，自动驾驶汽车会向数据中心传送信息，同时接受指令，如果不能及时接受数据中心发出的指令，车辆可能会发生碰撞事故，所以此处划线部分单词lag意为“延迟”。故选A。26．推理判断题，根据“5GcouldalsobeusedtopowertheInternetofThings(IOT).”可知提到冰箱是为了显示5G将使物联网更加强大。故选D。27．主旨大意题。本文主要讲述了5G时代即将到来，这不仅仅带来更快的移动互联网，人们还可以很好地将其用于许多其他事情。结合“Allinall,5Gwillshapeeverytypeoftechnologythatittouches.Andyouwon’thavetowaittoolongforthattohappen.”可知5G将会影响涉及科技的每个领域，你不会等太久的，它会发生的，用“5Gisontheway”做标题最合适。故选C。Passage7（2021·广东·秀全中学一模）Somepeoplelikethefreedomofdrivingtheirowncars.Butothersfinddrivingtobeinconvenientorevendangerous.Fortunately,thedriverlesscarswe'veseeninmoviesandTVshowsareonthewayhere.ThefirstdriverlesscartohitthescreenwasHerbie,acutetalkingcarfromthe1968comedyTheLoveBug.HerbiecoulddrivebyhimselfandeventalktohishumanfriendsHedidn'thaveanyadvancedtechnology—justmagic.KITTwasanotherdriverlesscarthatappearedonthe1980sTVshowKnightRider.KITTusedadvancedAltodriveitselfandhelpitsriderMichaelKnightcatchcriminals.Whilethedriverlesscarsoftodaycan'ttalktous,theydohavemanysimilaritiestotheoneswe'veseenonscreen.Nearlyeverymajorcarcompanyisworkingontheirownautonomous,vehicle（AV）.Tesla,forexample.hasdevelopedadriver-assistancesystemforitscarscalledTeslaAutopilot.TeslaAutopilotcancompletemanyofthetaskshathumandriversusuallydo.Itcanmakesurethatyourcariscenteredinthecorrectlane,aswellasparkitselfandstopifitthinksthatacrashmighthappen.However,itisnotfullyself-driving.Google'ssistercompanyWaymoseemstobeleadingthewayintheAVarea.Itsself-drivingcarsarealreadybeingusedfortaxiservicesintheUScityofPhoenix.Itistheonlyself-drivingcarservicethatoperateswithouthumanbackupdrivers.Itusescommoncamerasaswellaslaserradartodeterminedistance,whichallowsthecarstogetaroundwithoutriskofcrashing.AlthoughcompaniesaremakinggreatprogressindevelopingAV.thereisstillalotofworktobedone.Yearafteryear,companiespromisethatfullyself-drivingcarswillbecomewidelyavailable.Butnearlyallofthesepromiseshavefallenthrough.Oneoftheproblemsisthatdesigningaself-drivingcarthatissafeandeasytouseismuchharderthanpeoplerealize.Self-drivingcarshavetoanalyzemillionsofdata-pointsinordertopreventaccidentsandchoosethecorrectroute.Humansareusedtodoingthis—butdesigninganAlthatcanworklikehumanmindtomakeadecisionquicklyisverydifficult.However,asnewtechnologieslike5Gdevelop,fullyself-drivingcarswillcomeclosertoreality.28．WhatwereHerbieandKITT?A．TheywereinterestingTVshows. B．Theyweredriverlesscarsonscreen.C．TheywerecarsusingadvancedAI D．Theywereownersofdriverlesscars29．TeslaAutopilotcan________.A．talktohishumanfriendsclearly B．stoptoavoidacrashhappeningC．doallthetasksashumandrivers D．flyforashortwhileifnecessary30．Whatdoes"It"inParagraph6referto?A．ThecompanyofGoogle. B．TheUScityofPhoenix.C．Theself-drivingcarservice D．Acarwithbackupdrivers.31．Howmightthefutureofthefullyself-drivingcarsbeaccordingtothepassage?A．Itwillbetoohardtodesignaself-drivingcarthatissafeandeasytouseB．DesigninganAlthatcanmakeadecisionlikehumanmindisimpossible.C．Fullyself-drivingcarsthatarewidelyusedmustcometorealityyearslater.D．Newtechnologieswillspeedupthedevelopmentoffullyself-drivingcars.28．B29．B30．C31．D【分析】本文是一篇说明文。主要讲述了无人驾驶车的发展，随着科技的发展，无人驾驶车将会发展成真正的完全自动驾驶，并在未来投入使用。28．细节理解题。根据第二段第一句话“ThefirstdriverlesscartohitthescreenwasHerbie,acutetalkingcarfromthe1968comedyTheLoveBug.”和第三段第一句话“KITTwasanotherdriverlesscarthatappearedonthe1980sTVshowKnightRider.”可知：第一辆出现在银幕上的无人教室汽车是1968年的喜剧《窃听器》中的一辆可爱的、会说话的汽车Herbie。KITT是另一辆出现在20世纪80年代电视节目《霹雳游侠》中的无人教室汽车。结合选项可知它们是屏幕上的无人驾驶汽车。故选B。29．细节理解题。根据第五段第二句话“Itcanmakesurethatyourcariscenteredinthecorrectlane,aswellasparkitselfandstopifitthinksthatacrashmighthappen.”可知：它可以确保你的车在正确的车道上，以及在认为可能发生事故时自动停车和停车。故选B。30．词义猜测题。根据it前一句“Itistheonlyself-drivingcarservicethatoperateswithouthumanbackupdrivers.”可知，这是唯一一种无人驾驶汽车服务，无需人工备份司机。因此it是指“无人驾驶汽车服务”。故选C。31．细节理解题。根据文章最后一段“However,asnewtechnologieslike5Gdevelop,fullyself-drivingcarswillcomeclosertoreality.”可知，随着5G等技术的发展，完全自动驾驶汽车将越来越接近现实。结合选项可知，新技术将加快全自动驾驶汽车的开发。故选D。Passage8（2021·陕西宝鸡·一模）Ifyoulookatthetopofyourphone,you’llusuallyseealittlesymbolthatsays3Gor4G.The“G”standsforthe“generation”ofyourmobilenetwork.Butthesymbolswillbecomethingsofthepastafter5Gnetworksfullyarrive.Shanghaivice-mayorWuQingmadethefirst5GvideocallonaHuaweiMateXSmartphone.ShanghaihasalsobecomethefirstcityinChinatostarttesting5Gnetworks.About100timesfasterthan4Gnetworks,5Gwillletpeopledownloadanduploaddatafasterthaneverbefore.But5Gwon’tjustbringfastermobileInternet.Peoplecanuseitformanyotherthingsaswell.Forexample,5G