2022中考閱讀理解熱點話題練 專題09 5G技術(shù)（原卷版）

PAGE8PAGE92022中考閱讀理解熱點話題練專題095G技術(shù)Passage1（2021·四川達州·中考真題）In1987asmallcompanynamedHuaweiwasstartedinShenzhen.Aftermorethan30yearsofdevelopment,thecompanyhasnowbeatenAppleandbecometheworld’ssecondlargestmakerofsmartphones.Ithasalsobecometheworld’ssupplier(供應(yīng)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(供應(yīng)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．現(xiàn)實的 C．成功的 D．麻煩的4．Thelastparagraphmainlytellsus________.A．Huaweihasbecomeoneofthemostfamousphonecompanies.B．Huaweihasbecomethelargestmakerofsmartphonesintheworld.C．HuaweihasgotintosomesystemsoftheUS.D．Huaweiisfullofhopeandmustsucceedinthefuture.Passage2（2021·內(nèi)蒙古通遼·中考真題）Whetherfromnewsreportsorsocialmediaarticles,youmayknowthat5Giscoming.5Gisthe5thgenerationnetwork.Itisanewnetworkafter1G,2G,3Gand4G.Itcanconnecteveryoneandeverythingtogether.5GnetworkswillcovermanycitiesinChinasoon.5Gmeanssuper-fastdataspeed.Onecandownloadatwo-hourmovieforfewerthan10seconds,anditismakingourlivesmoreandmoreconvenient.5Gwillmakeself-drivingcarspossible.Forsafety,self-drivingcarsneedsuper-fastdatatransmission(傳輸）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．遠程地 D．科學(xué)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,allthepeoplebelievedthattheInternetwouldchangeourlifePassage3（2020·青海西寧·中考真題）Topic4G5GSpeed4Gtakesabout100to200milliseconds(毫秒)tosendandreceiveinformation.5Gwillhelpcutdownthetimeto1milli-secondorless.AmusementWecanjustexperiencetheVRgamesinspecialplacesonceinawhile.VRgameswillbecomemorecommonandexcitingwith5G.TrafficMostpeoplecan’ttrustself-drivingin4Gbecauseofunexpectedproblems.5Gwillmakeself-drivingcarshavemuchfasterreaction(反應(yīng))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．a(chǎn)nartbook B．a(chǎn)sciencefiction C．a(chǎn)technologymagazine D．a(chǎn)sportsnewspaperPassage4（2019·四川·中考真題）Chinesecompaniesleadinglobal5Gpatentapplications(專利應(yīng)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.

Passage5（2021·浙江浙江·模擬預(yù)測）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．whatthelatestconsolegamesarePassage6（2021·江蘇鹽城·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(障礙物),itsendsthisinformationtoadatacenterandreceivesinstructions.However,ittakestimetosendandreceivethisinformation.Withthiskindoflag,thecarsmightcrashbecausetheydon’treceiveinstructionsintime.With5G,thislagwillbegreatlylowered,makingthecarssafer,accordingtoCNN.5GcouldalsobeusedtopowertheInternetofThings(IOT).Thisreferstoalargeonlinenetworkthatconnectsallthingsandpeople.FastInternetspeedswillbethekeytodevelopingthistechnology.Forexample,withIOTunder5G,yourfridgecouldautomatically(自動地)placeanorderonlineforeggswhenitfindsthattherearenoeggsleftinside.Allinall,5Gwillshapeeverytypeoftechnologythatittouches.Andyouwon’thavetowaittoolongforthattohappen.24．Thewriterusesself-drivingcarsasanexampleto________.A．explainhowself-drivingcarswork B．showustheadvantagesofself-drivingcarsC．warnaboutthepossibledangersofself-drivingcars D．explainhow5G’sfastspeedcanbehelpful25．Theunderlinedword“l(fā)ag”probablymeans“________”inChinese.A．延遲 B．迷路 C．暫停 D．耗電26．Thefridgeismentionedto________.A．describetheimportanceofIOT B．encouragepeopletotrythenewproductC．introducehowtousetheInternetofThings D．show5GwouldmakeIOTmorepowerful27．Whichofthefollowingwouldbethebesttitleofthepassage?A．Can5Ggoanyfurther? B．5GhaschangedourlifeC．5Gisontheway D．Chinaisleadingtheworldin5GPassage7（2021·廣東·秀全中學(xué)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.Passage8（2021·陜西寶雞·一模）Ifyoulookatthetopofyourphone,you’llusuallyseealittlesymbolthatsays3Gor4G.The“G”standsforthe“generation”ofyourmobilenetwork.Butthesymbolswillbecomethingsofthepastafter5Gnetworksfullyarrive.Shanghaivice-mayorWuQingmadethefirst5GvideocallonaHuaweiMateXSmartphone.ShanghaihasalsobecomethefirstcityinChinatostarttesting5Gnetworks.About100timesfasterthan4Gnetworks