2025年全國(guó)英語(yǔ)等級(jí)考試（PETS）四級(jí)試卷：5G與物聯(lián)網(wǎng)結(jié)合英語(yǔ)理解測(cè)試考試時(shí)間：______分鐘總分：______分姓名：______一、單項(xiàng)選擇（本部分共20小題，每小題1分，滿分20分）要求：仔細(xì)閱讀每小題的選項(xiàng)，根據(jù)題意選擇最佳答案。1.Therapiddevelopmentof5Gtechnologyhas______thewayweinteractwiththeInternetofThings(IoT)devices.A)revolutionizedB)deterioratedC)standardizedD)simplified2.IoTdevicesrelyon______totransmitdatasecurelyoverlongdistances.A)4GnetworksB)Wi-Fi6C)Bluetooth5.0D)fiber-opticcables3.Asmarthomesystemcan______energyconsumptionbyadjustinglightingandtemperatureautomatically.A)decreaseB)increaseC)stabilizeD)fluctuate4.The5G-empoweredIoTenables______real-timemonitoringofindustrialmachinery.A)inefficientB)delayedC)preciseD)intermittent5.EdgecomputingplaysacrucialroleinIoTby______.A)storingdatainthecloudB)processingdatalocallyC)reducingnetworklatencyD)minimizingbandwidthusage6.WhichofthefollowingisNOTabenefitof5GinIoTapplications?A)HigherdatatransferratesB)LowerpowerconsumptionC)WidercoverageD)Bettersecurity7.Theconceptofa"smartcity"heavilydependson______.A)traditionalinfrastructureB)5GandIoTintegrationC)manualdatacollectionD)offlinecommunication8.IoTsensorscan______environmentalconditionslikehumidityandtemperatureinrealtime.A)predictB)ignoreC)measureD)generate9.5Gnetworkssupportamassivenumberofconnecteddevicesduetotheir______.A)limitedbandwidthB)highlatencyC)lowcapacityD)massiveconnectivity10.Amajorchallengein5GandIoTintegrationis______.A)lowadoptionratesB)highcostsC)unlimitedscalabilityD)minimalinterference11.SmartagricultureusesIoTto______cropyieldsandreducewaterusage.A)decreaseB)increaseC)stabilizeD)fluctuate12.The5G-enabledIoTenhances______inhealthcarebyenablingremotepatientmonitoring.A)inefficiencyB)delayC)effectivenessD)irrelevance13.IoTdevicescancommunicatewitheachotherthrough______.A)manualcommandsB)wirelessprotocolsC)wiredconnectionsD)visualsignals14.The5G-empoweredIoTcan______trafficcongestionbyoptimizingurbantransportationsystems.A)worsenB)improveC)ignoreD)neutralize15.EdgecomputinghelpsIoTdevicesby______.A)reducingdatatransmissiontimeB)increasingclouddependencyC)loweringprocessingpowerD)minimizinguserinteraction16.A5Gnetwork'slowlatencyisparticularlybeneficialfor______.A)high-latencyapplicationsB)real-timegamingC)offlinetasksD)slowconnections17.IoTinmanufacturingenables______bycollectingandanalyzingmachinedata.A)unplannedmaintenanceB)predictivemaintenanceC)reactivemaintenanceD)manualinspection18.The5G-empoweredIoTcan______energyefficiencyinbuildingsbycontrollingsmartappliances.A)reduceB)increaseC)maintainD)disrupt19.Akeyadvantageof5GinIoTisitsabilitytosupport______.A)limiteddevicesB)high-speeddatatransferC)low-frequencysignalsD)short-rangecommunication20.IoTsecurityisagrowingconcerndueto______.A)limiteddatabreachesB)strongencryptionC)increasedconnectivityD)reducedthreats二、完形填空（本部分共20空，每空1分，滿分20分）要求：根據(jù)上下文，選擇最佳答案填入空格中。Therapidadvancementof5Gtechnologyhas______thelandscapeoftheInternetofThings(IoT),enablingunprecedentedlevelsofconnectivityandefficiency.Withits______datatransferratesandlowlatency,5Ghas______thepotentialtorevolutionizeindustriesrangingfromhealthcaretoagriculture.However,theintegrationof5GandIoTis______byseveralchallenges,includinghighcostsandcomplexinfrastructurerequirements.Despitethesehurdles,thebenefitsare______clear.Forinstance,insmartcities,IoTdevicescan______trafficflowinrealtime,reducingcongestionandimprovingoveralltransportationefficiency.Edgecomputingplaysa______roleinthisecosystembyprocessingdatalocallyratherthanrelyingondistantcloudservers.Thisnotonly______responsetimesbutalso______networkcongestion.Inhealthcare,5G-enabledIoTdevicescan______patientsremotely,allowingdoctorstomonitortheirconditionswithouttheneedforin-personvisits.The5G-empoweredIoTalsohasthepotentialto______energyefficiencyinbuildingsbycontrollingsmartappliances.By______lighting,heating,andcoolingsystemsintelligently,buildingscansignificantly______energyconsumption.Despitethe______promise,thewidespreadadoptionof5GandIoTfacesregulatoryandsecuritychallenges.Ensuringrobustdataprotectionandprivacyis______tobuildingtrustamongconsumers.Aswe______intoamoreconnectedfuture,thesynergybetween5GandIoTwill______totransformourworldinwaysweareonlybeginningtoimagine.1.A)transformedB)limitedC)ignoredD)overlooked2.A)minimalB)highC)variableD)low3.A)demonstratedB)hiddenC)ignoredD)overlooked4.A)limitedB)complicatedC)simpleD)straightforward5.A)evidentB)unclearC)uncertainD)negligible6.A)optimizeB)disruptC)ignoreD)neglect7.A)real-timeB)delayedC)offlineD)manual8.A)criticalB)minorC)insignificantD)optional9.A)improveB)worsenC)maintainD)disrupt10.A)reduceB)increaseC)stabilizeD)fluctuate11.A)edgecomputingB)cloudcomputingC)traditionalcomputingD)wirelesscomputing12.A)enhanceB)degradeC)ignoreD)neglect13.A)controlB)monitorC)ignoreD)neglect14.A)optimizeB)disruptC)ignoreD)neglect15.A)potentialB)limitedC)obviousD)negligible16.A)high-speedB)low-speedC)variableD)inconsistent17.A)inefficiencyB)effectivenessC)delayD)irrelevance18.A)improveB)worsenC)maintainD)disrupt19.A)limitedB)highC)strongD)weak20.A)increasedB)reducedC)eliminatedD)minimized三、閱讀理解（本部分共5篇短文，每篇短文后有5個(gè)小題，每小題2分，滿分30分）要求：仔細(xì)閱讀每篇短文，根據(jù)短文內(nèi)容選擇最佳答案。**Passage1**Thefusionof5GtechnologyandtheInternetofThings(IoT)has______aneweraindigitalconnectivity,promisingto______varioussectorswithunprecedentedefficiency.Unlikepreviousgenerationsofcellularnetworks,5Gofferssignificantlylowerlatencyandhigherbandwidth,enablingavastnumberofdevicestocommunicateseamlessly.This______hasalreadystartedtotransformindustries,fromhealthcaretomanufacturing,byfacilitatingreal-timedataexchangeandintelligentdecision-making.Forinstance,insmarthealthcarefacilities,5G-enabledIoTdevicescan______patients'vitalsignsremotely,allowingdoctorstomonitortheirconditionsinrealtimewithouttheneedforphysicalpresence.Thisnotonly______healthcaredeliverybutalsoreducestheburdenonmedicalstaff.Similarly,inindustrialsettings,5Gsupportsthe______ofpredictivemaintenancesystems,whichanalyzemachinedatatoanticipateandpreventbreakdownsbeforetheyoccur.This______hasthepotentialtosavemillionsinrepaircostsandincreaseproductivity.However,thewidespreadadoptionof5GandIoTis______byseveralchallenges.Onemajorconcernisthehighcostofinfrastructureupgrades,particularlyinruralareaswherenetworkcoverageisstilllimited.Additionally,thereare______aboutdatasecurityandprivacy,astheincreasedconnectivitycouldmakesensitiveinformationmorevulnerabletobreaches.Despitethesehurdles,thelong-termbenefitsof5GandIoTintegrationare______undeniable,andeffortsareunderwaytoaddresstheseissuesthroughrobustsecurityprotocolsandinclusiveinfrastructuredevelopment.1.A)usheredinB)limitedC)ignoredD)overlooked2.A)revolutionizeB)maintainC)ignoreD)overlook3.A)transformationB)limitationC)simplicityD)complexity4.A)monitorB)ignoreC)neglectD)disrupt5.A)improveB)worsenC)maintainD)fluctuate**Passage2**Smartcitiesarebecomingarealitythankstothesynergisticrelationshipbetween5GandIoT.Byleveragingthesetechnologies,urbanplannerscancreatemorelivableandsustainableenvironments.Oneofthemost______applicationsisintrafficmanagement.5G-enabledIoTsensorscan______real-timetrafficdata,allowingfordynamicadjustmentstosignaltimingsandrouteoptimizations.Thisnotonly______commutetimesbutalsoreducesemissionsbyminimizingidling.Anotherkeyareawhere5GandIoTaremakingadifferenceisinenergymanagement.Smartgrids,poweredbyIoTdevices,can______energyconsumptionbyautomaticallyadjustingpowerdistributionbasedondemand.Thishelpsin______peakloadsandensuringastablesupplyofelectricity.Forexample,duringhotsummerdays,thesystemcan______airconditioningusageinbuildingsmoreefficiently,thereby______energywaste.However,theimplementationofsmartcitytechnologiesisnotwithoutits______.Onemajorchallengeistheneedforextensiveinfrastructureinvestments,includingthedeploymentofthousandsofIoTsensorsand5Gtowers.Moreover,thereare______concernsaboutdataprivacyandthepotentialformisuseofcollectedinformation.Toaddresstheseissues,citiesareadopting______approachesthatprioritizesecurityandtransparency,ensuringthatthebenefitsofsmartcitytechnologiesare______widelyandequitably.6.A)widespreadB)limitedC)ignoredD)overlooked7.A)collectB)ignoreC)neglectD)disrupt8.A)reduceB)increaseC)maintainD)fluctuate9.A)optimizeB)disruptC)ignoreD)neglect10.A)manageB)ignoreC)neglectD)disrupt11.A)significantB)minimalC)negligibleD)insignificant12.A)challengesB)opportunitiesC)benefitsD)irrelevance13.A)robustB)weakC)limitedD)negligible14.A)ensuringB)ignoringC)neglectingD)disrupting15.A)sharedB)ignoredC)neglectedD)disrupted**Passage3**Theagriculturalsectorisexperiencinga______transformationthankstotheintegrationof5GandIoTtechnologies.Precisionfarming,onceafuturisticconcept,isnowareality,thankstotheabilityofIoTdevicesto______dataonsoilmoisture,temperature,andcrophealthwithunprecedentedaccuracy.Thisinformationisthentransmittedvia5Gnetworkstofarmers,enablingthemtomakeinformeddecisionsaboutirrigation,fertilization,andpestcontrol.Oneofthemost______advantagesofthisapproachisthesignificantreductioninresourcewaste.Bypreciselytargetingareasthatneedwaterornutrients,farmerscan______waterusagebyupto30%andreducefertilizerapplicationby20%.Thisnotonly______cropyieldsbutalsominimizestheenvironmentalimpactoffarming.Additionally,5G-enableddronescan______monitoringoflargeagriculturalareas,providingfarmerswithacomprehensiveviewoftheircropsandallowingfortimelyinterventionswhenneeded.Despitethe______promise,theadoptionof5GandIoTinagriculturefacesseveralchallenges.Onemajorobstacleisthelackofinfrastructureinruralareas,wheremanyfarmsarelocated.Anotherconcernisthecostofimplementingthesetechnologies,whichcanbeprohibitiveforsmall-scalefarmers.However,effortsareunderwaytomakethesetechnologiesmoreaccessible,includinggovernmentinitiativesandpartnershipswithtechcompaniestoprovidesubsidiesandtrainingprograms.16.A)rapidB)gradualC)minimalD)negligible17.A)collectB)ignoreC)neglectD)disrupt18.A)optimizeB)worsenC)maintainD)fluctuate19.A)improveB)worsenC)maintainD)fluctuate20.A)significantB)minimalC)negligibleD)insignificant**Passage4**Thehealthcareindustryisbeingrevolutionizedbythecombinationof5GandIoT,offeringnewpossibilitiesforpatientcareandmedicalresearch.Oneofthemost______applicationsisinremotepatientmonitoring.With5G-enabledIoTdevices,patientscanhavetheirvitalsignsmonitoredinrealtime,allowingdoctorstointerveneearlyifthereareanyabnormalities.Thisnotonly______patientoutcomesbutalsoreducestheneedforhospitalvisits,makinghealthcaremoreaccessible,especiallyforthoseinremoteareas.Anotherkeyareawhere5GandIoTaremakinganimpactisinmedicalimaging.High-resolution5Gnetworksenabletherapidtransmissionoflargemedicalimagingfiles,suchasMRIscans,allowingforfasterdiagnosisandtreatmentplanning.Thiscanbeparticularly______inemergencysituations,whereeverysecondcounts.Additionally,5G-enabledroboticsurgerysystemscan______withgreaterprecision,reducingtheriskofcomplicationsandimprovingsurgicaloutcomes.However,theintegrationof5GandIoTinhealthcarealsoraisesseveralethicalandpracticalconcerns.Onemajorissueisthesecurityofpatientdata,astheincreasedconnectivitycouldmakesensitivemedicalinformationmorevulnerabletobreaches.Anotherconcernisthedigitaldivide,whereaccesstothesetechnologiesmaynotbe______equallyamongallpopulations.Toaddressthesechallenges,healthcareprovidersareworkingwithtechnologycompaniestodevelopsecureandinclusivesolutions.21.A)significantB)minimalC)negligibleD)insignificant22.A)collectB)ignoreC)neglectD)disrupt23.A)improveB)worsenC)maintainD)fluctuate24.A)enhanceB)disruptC)ignoreD)neglect25.A)equallyB)unequallyC)partiallyD)fully**Passage5**Themanufacturingindustryisundergoinga______shiftwiththeadoptionof5GandIoTtechnologies.Smartfactories,equippedwithIoTsensorsand5Gconnectivity,can______real-timedataonmachineperformance,productionefficiency,andmaintenanceneeds.Thisinformationisthenusedtooptimizeoperations,reducedowntime,andimproveoverallproductivity.Oneofthemost______advantagesofthisapproachistheabilitytoimplementpredictivemaintenance.Byanalyzingmachinedata,manufacturerscananticipateandaddresspotentialissuesbeforetheycausecostlybreakdowns.Thisnotonly______productionefficiencybutalsoextendsthelifespanofmachinery.Additionally,5G-enabledautomationsystemscan______withgreaterprecision,reducingtheneedforhumaninterventioninhazardousorrepetitivetasks.Thisnotonlyimprovessafetybutalsoallowsworkerstofocusonmorecomplexandcreativeaspectsofmanufacturing.However,theintegrationof5GandIoTinmanufacturingalsofacesseveralchallenges.Onemajorconcernisthecostofupgradingexistinginfrastructure,whichcanbesubstantialforlarge-scaleoperations.Anotherissueistheneedforskilledworkerswhocan______andmaintaintheseadvancedsystems.Toaddressthesechallenges,manufacturersareinvestingintrainingprogramsandcollaboratingwithtechnologyproviderstodevelopsolutionsthatarebothcost-effectiveanduser-friendly.26.A)gradualB)significantC)minimalD)negligible27.A)collectB)ignoreC)neglectD)disrupt28.A)enhanceB)worsenC)maintainD)fluctuate29.A)improveB)worsenC)maintainD)fluctuate30.A)operateB)ignoreC)neglectD)disrupt四、書(shū)面表達(dá)（本部分滿分40分）要求：根據(jù)所給提示，寫(xiě)一篇150-200字的短文。Youareatechnologyenthusiastandhaverecentlyreadanarticleabouttheimpactof5GandIoTonsmartcities.Thearticlehighlightshowthesetechnologiesaretransformingurbanenvironmentsbyimprovingtrafficmanagement,energyefficiency,andpublicsafety.Inyourshortessay,discussthefollowingpoints:-How5GandIoTarerevolutionizingtrafficmanagementinsmartcities.-ThebenefitsofusingIoTdevicesforenergyefficiencyinbuildings.-Theroleof5Ginenhancingpublicsafetythroughreal-timemonitoringandresponse.-Yourpersonalthoughtsonthefutureofsmartcitiesandthepotentialchallengesthatneedtobeaddressed.Ensureyouressayiswell-organized,withclearparagraphsandtransitions.Useavarietyofsentencestructuresandvocabularytodemonstrateyourlanguageproficiency.Therapidadvancementof5GtechnologyandtheInternetofThings(IoT)hastruly______anewerainsmartcitydevelopment.AsIdelvedintoanarticlediscussingtheirimpact,Iwas______bythetransformativepotentialtheyholdforurbanenvironments.Oneofthemost______areaswhere5GandIoTaremakingadifferenceisintrafficmanagement.ByleveragingIoTsensorsand5Gconnectivity,citiescannow______real-timetrafficdata,allowingfordynamicadjustmentstosignaltimingsandrouteoptimizations.Thisnotonly______commutetimesbutalsoreducesemissionsbyminimizingidling.Theresultisamore______andefficienttransportationsystem,makingcitylifemore______.Anotherkeybenefitof5GandIoTintegrationistheirroleinenhancingenergyefficiencyinbuildings.Smartgrids,poweredbyIoTdevices,can______energyconsumptionbyautomaticallyadjustingpowerdistributionbasedondemand.Forinstance,duringpeakhours,thesystemcan______airconditioningusageinbuildingsmoreintelligently,thereby______energywaste.Thisapproachnotonly______costsforbuildingownersbutalsocontributestoamoresustainableenvironment.Publicsafetyisanotherareawhere5GandIoTaremakingasignificantimpact.With5G-enabledIoTdevices,citiescan______real-timemonitoringofpublicspaces,enablingquickerresponsetoemergencies.Forexample,surveillancecamerasequippedwithAIcan______potentialthreatsandalertauthoritiesbeforetheyescalate.Thisnotonly______thesafetyofcitizensbutalsocreatesamore______andsecureurbanenvironment.Lookingahead,thefutureofsmartcitiesseemsincredibly______thankstothesynergybetween5GandIoT.However,therearestillseveralchallengesthatneedtobeaddressed.Onemajorconcernisthedigitaldivide,whereaccesstothesetechnologiesmaynotbe______equallyamongallpopulations.Additionally,thereare______aboutdataprivacyandthepotentialformisuseofcollectedinformation.Toensurethatthebenefitsofsmartcitiesare______toeveryone,itiscrucialtodevelopinclusiveandsecuretechnologies.Inconclusion,theintegrationof5GandIoTis______torevolutionizeurbanliving.Whilethepotentialis______,wemustalsobemindfulofthechallengesahead.Byworkingtogether,governments,techcompanies,andcitizens,wecancreatesmartcitiesthatarenotonly______butalsoequitableandsustainableforall.本次試卷答案如下一、單項(xiàng)選擇1.A)revolutionized解析：5G技術(shù)的快速發(fā)展徹底改變了我們與物聯(lián)網(wǎng)設(shè)備交互的方式，這是一個(gè)革命性的變化。B選項(xiàng)“deteriorated”表示惡化，與題意相反；C選項(xiàng)“standardized”表示標(biāo)準(zhǔn)化，不符合5G的動(dòng)態(tài)發(fā)展特點(diǎn)；D選項(xiàng)“simplified”表示簡(jiǎn)化，雖然5G可能簡(jiǎn)化某些操作，但主要影響是革命性的。2.B)Wi-Fi6解析：物聯(lián)網(wǎng)設(shè)備依賴于Wi-Fi6等無(wú)線協(xié)議進(jìn)行安全傳輸，而4G網(wǎng)絡(luò)雖然也能傳輸數(shù)據(jù)，但Wi-Fi6在物聯(lián)網(wǎng)應(yīng)用中更為常見(jiàn)。5G網(wǎng)絡(luò)主要用于高速傳輸，而藍(lán)牙5.0主要用于短距離通信。3.A)decrease解析：智能家居系統(tǒng)可以通過(guò)自動(dòng)調(diào)節(jié)照明和溫度來(lái)減少能源消耗，這是物聯(lián)網(wǎng)的典型應(yīng)用。B選項(xiàng)“increase”表示增加，與題意相反；C選項(xiàng)“stabilize”表示穩(wěn)定，不符合減少消耗的目的；D選項(xiàng)“fluctuate”表示波動(dòng)，不符合智能家居的穩(wěn)定調(diào)節(jié)特點(diǎn)。4.C)precise解析：5G賦能的物聯(lián)網(wǎng)可以實(shí)現(xiàn)工業(yè)機(jī)械的精確實(shí)時(shí)監(jiān)控，這是5G低延遲和高帶寬的優(yōu)勢(shì)體現(xiàn)。A選項(xiàng)“inefficient”表示低效，與題意相反；B選項(xiàng)“delayed”表示延遲，與5G的特點(diǎn)相悖；D選項(xiàng)“intermittent”表示間歇性，不符合實(shí)時(shí)監(jiān)控的要求。5.B)processingdatalocally解析：邊緣計(jì)算在物聯(lián)網(wǎng)中通過(guò)在本地處理數(shù)據(jù)來(lái)發(fā)揮作用，減少數(shù)據(jù)傳輸延遲。A選項(xiàng)“storingdatainthecloud”表示存儲(chǔ)在云端，與邊緣計(jì)算的定義不符；C選項(xiàng)“reducingnetworklatency”雖然正確，但不如B選項(xiàng)直接；D選項(xiàng)“minimizingbandwidthusage”表示最小化帶寬使用，不是邊緣計(jì)算的主要作用。6.D)Bettersecurity解析：5G在物聯(lián)網(wǎng)應(yīng)用中的一個(gè)潛在缺點(diǎn)是安全性問(wèn)題，因?yàn)楦嘣O(shè)備連接到網(wǎng)絡(luò)會(huì)增加攻擊面。A選項(xiàng)“Higherdatatransferrates”是5G的優(yōu)勢(shì)；B選項(xiàng)“Lowerpowerconsumption”在某些設(shè)備上可能成立，但不是普遍優(yōu)勢(shì)；C選項(xiàng)“Widercoverage”是5G的特點(diǎn)，但不是物聯(lián)網(wǎng)的特定優(yōu)勢(shì)。7.B)5GandIoTintegration解析：智慧城市的概念高度依賴于5G和物聯(lián)網(wǎng)的集成，這是實(shí)現(xiàn)城市智能化的基礎(chǔ)。A選項(xiàng)“traditionalinfrastructure”表示傳統(tǒng)基礎(chǔ)設(shè)施，無(wú)法實(shí)現(xiàn)智慧城市功能；C選項(xiàng)“manualdatacollection”表示人工數(shù)據(jù)收集，效率低下；D選項(xiàng)“offlinecommunication”表示離線通信，不符合智慧城市的實(shí)時(shí)性要求。8.C)measure解析：物聯(lián)網(wǎng)傳感器可以實(shí)時(shí)測(cè)量環(huán)境條件如濕度和溫度，這是物聯(lián)網(wǎng)傳感器的核心功能。A選項(xiàng)“predict”表示預(yù)測(cè)，需要復(fù)雜的算法；B選項(xiàng)“ignore”表示忽略，與傳感器的作用相反；D選項(xiàng)“generate”表示生成，傳感器是采集數(shù)據(jù)而不是生成數(shù)據(jù)。9.D)massiveconnectivity解析：5G網(wǎng)絡(luò)支持海量設(shè)備連接，這是其“海量連接”的特性。A選項(xiàng)“l(fā)imitedbandwidth”表示有限帶寬，與5G的特點(diǎn)相反；B選項(xiàng)“highlatency”表示高延遲，不符合5G的優(yōu)勢(shì)；C選項(xiàng)“l(fā)owcapacity”表示低容量，與5G的設(shè)計(jì)目標(biāo)不符。10.B)highcosts解析：5G和物聯(lián)網(wǎng)集成的主要挑戰(zhàn)之一是高昂的成本，包括設(shè)備、基礎(chǔ)設(shè)施和運(yùn)營(yíng)費(fèi)用。A選項(xiàng)“l(fā)owadoptionrates”表示低采用率，是結(jié)果而非原因；C選項(xiàng)“unlimitedscalability”表示無(wú)限可擴(kuò)展性，與成本問(wèn)題無(wú)關(guān)；D選項(xiàng)“minimalinterference”表示干擾最小，不是主要挑戰(zhàn)。11.B)increase解析：智慧農(nóng)業(yè)利用物聯(lián)網(wǎng)技術(shù)可以提高作物產(chǎn)量并減少水資源使用，這是物聯(lián)網(wǎng)在農(nóng)業(yè)中的應(yīng)用優(yōu)勢(shì)。A選項(xiàng)“decrease”表示減少，與題意相反；C選項(xiàng)“stabilize”表示穩(wěn)定，不符合提高產(chǎn)量的目標(biāo)；D選項(xiàng)“fluctuate”表示波動(dòng)，不符合農(nóng)業(yè)的穩(wěn)定性需求。12.C)effectiveness解析：5G賦能的物聯(lián)網(wǎng)通過(guò)遠(yuǎn)程患者監(jiān)測(cè)提高了醫(yī)療保健的效率，使醫(yī)療服務(wù)更加便捷。A選項(xiàng)“inefficiency”表示低效，與題意相反；B選項(xiàng)“delay”表示延遲，不符合5G的實(shí)時(shí)性；D選項(xiàng)“irrelevance”表示無(wú)關(guān)，與醫(yī)療保健無(wú)關(guān)。13.B)wirelessprotocols解析：物聯(lián)網(wǎng)設(shè)備通過(guò)無(wú)線協(xié)議（如Wi-Fi、藍(lán)牙、Zigbee等）進(jìn)行通信，這是物聯(lián)網(wǎng)通信的主要方式。A選項(xiàng)“manualcommands”表示手動(dòng)指令，不符合物聯(lián)網(wǎng)的自動(dòng)化特點(diǎn)；C選項(xiàng)“wiredconnections”表示有線連接，不是物聯(lián)網(wǎng)的主要方式；D選項(xiàng)“visualsignals”表示視覺(jué)信號(hào)，不是主要通信方式。14.B)improve解析：5G賦能的物聯(lián)網(wǎng)可以通過(guò)優(yōu)化城市交通系統(tǒng)來(lái)改善交通擁堵。A選項(xiàng)“worsen”表示惡化，與題意相反；C選項(xiàng)“ignore”表示忽略，不符合解決擁堵的目標(biāo)；D選項(xiàng)“neutralize”表示中和，不符合改善交通的效果。15.A)reducingdatatransmissiontime解析：邊緣計(jì)算通過(guò)在本地處理數(shù)據(jù)來(lái)減少數(shù)據(jù)傳輸時(shí)間，這是其核心優(yōu)勢(shì)。B選項(xiàng)“increasingclouddependency”表示增加云依賴，與邊緣計(jì)算相反；C選項(xiàng)“l(fā)oweringprocessingpower”表示降低處理能力，不符合邊緣計(jì)算的需求；D選項(xiàng)“minimizinguserinteraction”表示最小化用戶交互，不是主要作用。16.B)real-timegaming解析：5G的低延遲特性特別適合實(shí)時(shí)游戲，提供流暢的游戲體驗(yàn)。A選項(xiàng)“high-latencyapplications”表示高延遲應(yīng)用，與5G的優(yōu)勢(shì)相反；C選項(xiàng)“offlinetasks”表示離線任務(wù)，不需要實(shí)時(shí)網(wǎng)絡(luò)；D選項(xiàng)“slowconnections”表示慢速連接，不符合5G的特點(diǎn)。17.B)predictivemaintenance解析：物聯(lián)網(wǎng)通過(guò)收集和分析機(jī)器數(shù)據(jù)實(shí)現(xiàn)預(yù)測(cè)性維護(hù)，提前預(yù)防故障。A選項(xiàng)“unplannedmaintenance”表示非計(jì)劃維護(hù)，效率低下；C選項(xiàng)“reactivemaintenance”表示反應(yīng)性維護(hù)，不如預(yù)測(cè)性維護(hù)先進(jìn)；D選項(xiàng)“manualinspection”表示人工檢查，效率低且不可靠。18.A)reduce解析：5G賦能的物聯(lián)網(wǎng)可以通過(guò)控制智能設(shè)備來(lái)降低建筑物的能源消耗。B選項(xiàng)“increase”表示增加，與題意相反；C選項(xiàng)“maintain”表示維持，不符合降低消耗的目標(biāo)；D選項(xiàng)“disrupt”表示破壞，與能源效率無(wú)關(guān)。19.B)high-speed解析：5G的主要優(yōu)勢(shì)是高速數(shù)據(jù)傳輸，這是其區(qū)別于前代網(wǎng)絡(luò)的關(guān)鍵特性。A選項(xiàng)“l(fā)imiteddevices”表示設(shè)備有限，與5G的“海量連接”特性相反；C選項(xiàng)“strongencryption”表示強(qiáng)加密，不是5G的主要特點(diǎn)；D選項(xiàng)“short-rangecommunication”表示短距離通信，不符合5G的覆蓋范圍。20.C)increasedconnectivity解析：物聯(lián)網(wǎng)的廣泛連接增加了數(shù)據(jù)泄露的風(fēng)險(xiǎn)，這是物聯(lián)網(wǎng)安全的主要挑戰(zhàn)。A選項(xiàng)“l(fā)imiteddatabreaches”表示數(shù)據(jù)泄露有限，與實(shí)際相反；B選項(xiàng)“strongencryption”表示強(qiáng)加密，可以緩解但不是根本問(wèn)題；D選項(xiàng)“reducedthreats”表示威脅減少，與實(shí)際情況不符。二、完形填空1.A)usheredin解析：5G技術(shù)的快速發(fā)展開(kāi)啟了一個(gè)新的時(shí)代，這是一個(gè)比喻性的表達(dá)，表示帶來(lái)了變革。B選項(xiàng)“l(fā)imited”表示限制，與題意相反；C選項(xiàng)“ignored”表示忽略，不符合技術(shù)的進(jìn)步；D選項(xiàng)“overlooked”表示忽視，與題意不符。2.A)revolutionize解析：5G技術(shù)具有徹底改變各個(gè)行業(yè)的潛力，這是其革命性的影響。B選項(xiàng)“maintain”表示維持，不符合變革的特點(diǎn)；C選項(xiàng)“ignore”表示忽略，與技術(shù)的應(yīng)用相反；D選項(xiàng)“overlook”表示忽視，不符合題意。3.A)transformation解析：5G和物聯(lián)網(wǎng)的結(jié)合帶來(lái)了行業(yè)的深刻變革，這是兩者融合的核心效果。B選項(xiàng)“l(fā)imitation”表示限制，與題意相反；C選項(xiàng)“simplicity”表示簡(jiǎn)單，不符合技術(shù)的復(fù)雜性；D選項(xiàng)“complexity”表示復(fù)雜，雖然技術(shù)本身復(fù)雜，但這里強(qiáng)調(diào)的是變革的效果。4.A)monitor解析：物聯(lián)網(wǎng)傳感器可以實(shí)時(shí)監(jiān)測(cè)患者的生命體征，這是其核心功能。B選項(xiàng)“ignore”表示忽略，與傳感器的目的相反；C選項(xiàng)“neglect”表示忽視，不符合醫(yī)療監(jiān)測(cè)的要求；D選項(xiàng)“disrupt”表示破壞，與監(jiān)測(cè)無(wú)關(guān)。5.A)improve解析：5G和物聯(lián)網(wǎng)的融合提高了醫(yī)療保健的效率，這是其帶來(lái)的好處。B選項(xiàng)“worsen”表示惡化，與題意相反；C選項(xiàng)“maintain”表示維持，不符合改進(jìn)的目標(biāo)；D選項(xiàng)“fluctuate”表示波動(dòng)，不符合醫(yī)療服務(wù)的穩(wěn)定性要求。6.A)optimize解析：在智能城市中，物聯(lián)網(wǎng)傳感器可以優(yōu)化交通流量，這是其應(yīng)用之一。B選項(xiàng)“disrupt”表示破壞，與交通管理目標(biāo)相反；C選項(xiàng)“ignore”表示忽略，不符合解決交通問(wèn)題的目的；D選項(xiàng)“neglect”表示忽視，與題意不符。7.A)real-time解析：物聯(lián)網(wǎng)設(shè)備可以實(shí)時(shí)控制照明、加熱和冷卻系統(tǒng)，這是其實(shí)時(shí)性特點(diǎn)。B選項(xiàng)“delayed”表示延遲，不符合智能控制的要求；C選項(xiàng)“offline”表示離線，與實(shí)時(shí)控制相反；D選項(xiàng)“manual”表示手動(dòng)，不符合智能化的特點(diǎn)。8.A)reduce解析：通過(guò)智能控制，建筑物可以顯著減少能源消耗，這是物聯(lián)網(wǎng)的優(yōu)勢(shì)。B選項(xiàng)“increase”表示增加，與題意相反；C選項(xiàng)“stabilize”表示穩(wěn)定，不符合減少消耗的目標(biāo)；D選項(xiàng)“fluctuate”表示波動(dòng)，不符合能源管理的穩(wěn)定性要求。9.A)edgecomputing解析：邊緣計(jì)算在物聯(lián)網(wǎng)生態(tài)系統(tǒng)中扮演著關(guān)鍵角色，通過(guò)本地處理數(shù)據(jù)來(lái)發(fā)揮作用。B選項(xiàng)“cloudcomputing”表示云計(jì)算，雖然相關(guān)但不如邊緣計(jì)算直接；C選項(xiàng)“traditionalcomputing”表示傳統(tǒng)計(jì)算，不符合現(xiàn)代物聯(lián)網(wǎng)的特點(diǎn)；D選項(xiàng)“wirelesscomputing”表示無(wú)線計(jì)算，不是邊緣計(jì)算的具體概念。10.A)potential解析：盡管挑戰(zhàn)存在，但5G和物聯(lián)網(wǎng)融合的益處是毋庸置疑的，這是對(duì)其潛力的肯定。B選項(xiàng)“clear”表示明確，雖然正確但不如“undeniable”更強(qiáng)調(diào)確定性；C選項(xiàng)“obvious”表示明顯，不如“undeniable”強(qiáng)調(diào)程度；D選項(xiàng)“clear”與B選項(xiàng)重復(fù)。11.A)massive解析：5G網(wǎng)絡(luò)支持海量設(shè)備連接，這是其“海量連接”的特性。B選項(xiàng)“l(fā)imited”表示有限，與5G的特點(diǎn)相反；C選項(xiàng)“l(fā)ow”表示低，不符合5G的設(shè)計(jì)目標(biāo)；D選項(xiàng)“small”表示小，與“massive”相反。12.A)highcosts解析：5G和物聯(lián)網(wǎng)的廣泛采用面臨高昂成本的問(wèn)題，這是其推廣的主要障礙。B選項(xiàng)“l(fā)owcosts”表示低成本，與題意相反；C選項(xiàng)“minimalcosts”表示最低成本，不符合實(shí)際情況；D選項(xiàng)“nocosts”表示無(wú)成本，與實(shí)際情況不符。13.A)evident解析：隨著技術(shù)的應(yīng)用，5G和物聯(lián)網(wǎng)的益處變得越來(lái)越明顯，這是其逐漸顯現(xiàn)的效果。B選項(xiàng)“unclear”表示不清楚，與題意相反；C選項(xiàng)“uncertain”表示不確定，不如“evident”強(qiáng)調(diào)明確性；D選項(xiàng)“negligible”表示可忽略不計(jì)，與實(shí)際情況不符。14.A)ensuring解析：為了確保所有人群都能公平地享受到智慧城市的益處，需要采取措施。B選項(xiàng)“ignoring”表示忽視，與題意相反；C選項(xiàng)“neglecting”表示忽視，不符合目標(biāo)；D選項(xiàng)“disrupting”表示破壞，與目標(biāo)無(wú)關(guān)。15.A)shared解析：智慧城市的益處應(yīng)該被廣泛共享，這是其公平性的體現(xiàn)。B選項(xiàng)“ignored”表示被忽視，與題意相反；C選項(xiàng)“neglected”表示被忽視，不符合目標(biāo)；D選項(xiàng)“disrupted”表示被破壞，與目標(biāo)無(wú)關(guān)。16.A)rapid解析：農(nóng)業(yè)領(lǐng)域正在經(jīng)歷快速的變化，這是5G和物聯(lián)網(wǎng)應(yīng)用的顯著特點(diǎn)。B選項(xiàng)“gradual”表示漸進(jìn)的，不如“rapid”強(qiáng)調(diào)速度；C選項(xiàng)“minimal”表示最小的，不符合變化程度；D選項(xiàng)“negligible”表示可忽略不計(jì)，與實(shí)際情況不符。17.A)collect解析：物聯(lián)網(wǎng)傳感器可以收集土壤濕度、溫度和作物健康等數(shù)據(jù)，這是其核心功能。B選項(xiàng)“ignore”表示忽略，與傳感器的目的相反；C選項(xiàng)“neglect”表示忽視，不符合農(nóng)業(yè)監(jiān)測(cè)的要求；D選項(xiàng)“disrupt”表示破壞，與監(jiān)測(cè)無(wú)關(guān)。18.A)optimize解析：通過(guò)智能控制，農(nóng)民可以優(yōu)化資源使用，減少浪費(fèi)，這是物聯(lián)網(wǎng)的優(yōu)勢(shì)。B選項(xiàng)“worsen”表示惡化，與題意相反；C選項(xiàng)“maintain”表示維持，不符合改進(jìn)的目標(biāo)；D選項(xiàng)“fluctuate”表示波動(dòng)，不符合資源管理的穩(wěn)定性要求。19.A)improve解析：通過(guò)精準(zhǔn)農(nóng)業(yè)技術(shù)，農(nóng)民可以提高作物產(chǎn)量，這是物聯(lián)網(wǎng)的應(yīng)用效果。B選項(xiàng)“worsen”表示惡化，與題意相反；C選項(xiàng)“maintain”表示維持，不符合提高產(chǎn)量的目標(biāo)；D選項(xiàng)“fluctuate”表示波動(dòng)，不符合農(nóng)業(yè)的穩(wěn)定性需求。20.A)significant解析：5G和物聯(lián)網(wǎng)在醫(yī)療保健領(lǐng)域的應(yīng)用具有顯著影響，這是其帶來(lái)的變革。B選項(xiàng)“minimal”表示最小的，不符合實(shí)際影響；C選項(xiàng)“negligible”表示可忽略不計(jì)，與實(shí)際情況不符；D選項(xiàng)“insignificant”表示無(wú)意義的，與題意相反。21.A)significant解析：文章強(qiáng)調(diào)了5G和物聯(lián)網(wǎng)對(duì)智慧城市的重大影響，這是其帶來(lái)的變革。B選項(xiàng)“minimal”表示最小的，不符合實(shí)際影響；C選項(xiàng)“negligible”表示可忽略不計(jì)，與實(shí)際情況不符；D選項(xiàng)“insignificant”表示無(wú)意義的，與題意相反。22.A)collect解析：文章提到物聯(lián)網(wǎng)傳感器收集數(shù)據(jù)，這是其核心功能。B選項(xiàng)“ignore”表示忽略，與傳感器的目的相反；C選項(xiàng)“neglect”表示忽視，不符合農(nóng)業(yè)監(jiān)測(cè)的要求；D選項(xiàng)“disrupt”表示破壞，與監(jiān)測(cè)無(wú)關(guān)。23.A)improve解析：5G和物聯(lián)網(wǎng)提高了醫(yī)療保健的效率，這是其帶來(lái)的好處。B選項(xiàng)“worsen”表示惡化，與題意相反；C選項(xiàng)“maintain”表示維持，不符合改進(jìn)的目標(biāo)；D選項(xiàng)“fluctuate”表示波動(dòng)，不符合醫(yī)療服務(wù)的穩(wěn)定性要求。24.A)enhance解析：5G賦能的物聯(lián)網(wǎng)通過(guò)實(shí)時(shí)監(jiān)控和響應(yīng)增強(qiáng)了公共安全，這是其應(yīng)用之一。B選項(xiàng)“disrupt”表示破壞，與安全目標(biāo)相反；C選項(xiàng)“ignore”表示忽視，不符合解決安全問(wèn)題的目的；D選項(xiàng)“neglect”表示忽視，與題意不符。25.A)equally解析：智慧城市的益處應(yīng)該被公平地共享，這是其社會(huì)公平性的體現(xiàn)。B選項(xiàng)“unequally”表示不公平，與題意相反；C選項(xiàng)“partially”表示部分，不符合公平共享的目標(biāo)；D選項(xiàng)“fully”表示完全，雖然正確但不如“equally”強(qiáng)調(diào)公平性。26.A)significant解析：制造業(yè)正在經(jīng)歷重大轉(zhuǎn)變，這是5G和物聯(lián)網(wǎng)應(yīng)用的顯著特點(diǎn)。B選項(xiàng)“gradual”表示漸進(jìn)的，不如“significant”強(qiáng)調(diào)轉(zhuǎn)變的程度；C選項(xiàng)“minimal”表示最小的，不符合變化程度；D選項(xiàng)“negligible”表示可忽略不計(jì)，與實(shí)際情況不符。27.A)collect解析：物聯(lián)網(wǎng)傳感器收集機(jī)器性能、生產(chǎn)效率和維護(hù)需求等數(shù)據(jù)，這是其核心功能。B選項(xiàng)“ignore”表示忽略，與傳感器的目的相反；C選項(xiàng)“neglect”表示忽視，不符合工業(yè)監(jiān)測(cè)的要求；D選項(xiàng)“disrupt”表示破壞，與監(jiān)測(cè)無(wú)關(guān)。28.A)enhance解析：通過(guò)預(yù)測(cè)性維護(hù)，制造商可以提高生產(chǎn)效率，這是物聯(lián)網(wǎng)的應(yīng)用效果。B選項(xiàng)“worsen”表示惡化