2025年全國(guó)英語(yǔ)等級(jí)考試（PETS）四級(jí)試卷：納米技術(shù)英文閱讀練習(xí)考試時(shí)間：______分鐘總分：______分姓名：______一、選擇題（本部分共30小題，每小題1分，共30分。請(qǐng)從每小題的四個(gè)選項(xiàng)中選出最佳選項(xiàng)，并在答題卡上將該項(xiàng)涂黑。）1.Accordingtothepassage,whatisthemainpurposeofnanotechnologyinmedicaltreatment?A.Toreplacehumanorganswithartificialones.B.Todevelopnewmethodsfordiagnosingdiseases.C.Tocreatetinyrobotsthatcanoperateinsidethehumanbody.D.Toenhancetheeffectivenessoftraditionalmedications.2.Theword"revolutionize"inthesecondparagraphisclosestinmeaningto:A.improveB.changeC.destroyD.maintain3.Whichofthefollowingstatementsistrueaboutcarbonnanotubes?A.Theyareonlyusefulintheaerospaceindustry.B.Theyaremadefromasinglelayerofgraphite.C.Theyarenotasstrongassteel.D.Theycannotbeusedinelectronics.4.Whatdoesthepassagesuggestaboutthefutureofnanotechnology?A.Itwillbecomelessimportantinthenextdecade.B.Itwillprimarilyfocusoncosmeticapplications.C.Itwillcontinuetoexpandintovariousfields.D.Itwillmainlybeusedformilitarypurposes.5.Accordingtothepassage,whatisoneofthebiggestchallengesinnanotechnologyresearch?A.Findingenoughfundingforexperiments.B.Overcomingethicalconcerns.C.Makingnanomaterialsaffordableforconsumers.D.Ensuringtheyaresafeforhumanuse.6.Theword"pioneers"inthethirdparagraphrefersto:A.scientistswhofirstdiscoverednanotechnology.B.companiesthatinvestinnanotechnology.C.engineerswhodevelopnanomaterials.D.governmentsthatsupportnanotechnologyresearch.7.Whatisthemainadvantageofusingnanoparticlesindrugdeliverysystems?A.Theycanbeeasilydetectedbymedicalimaging.B.Theycantargetspecificcellsmoreeffectively.C.Theyarecheaperthantraditionaldrugdeliverymethods.D.Theycanincreasethedosageofmedicationneeded.8.Accordingtothepassage,whyaresomepeopleconcernedaboutnanotechnology?A.Itmayleadtojoblossesintraditionalindustries.B.Itcouldcreatenewenvironmentalhazards.C.Itmightbetoocomplexfortheaveragepersontounderstand.D.Itmayresultinhigherhealthcarecosts.9.Theword"potential"inthefourthparagraphisclosestinmeaningto:A.possibilityB.dangerC.limitationD.improvement10.Whatdoesthepassagesuggestaboutthecollaborationbetweenuniversitiesandindustryinnanotechnology?A.Itisunnecessaryandshouldbeminimized.B.Itisonlybeneficialforlargecorporations.C.Itisessentialfortheadvancementofthefield.D.Itismainlydrivenbygovernmentinitiatives.11.Theword"breakthroughs"inthefifthparagraphrefersto:A.newdiscoveriesinnanotechnology.B.successfulcommercialproducts.C.improvedresearchmethods.D.increasedfundingforprojects.12.Accordingtothepassage,whatisoneofthekeyareaswherenanotechnologyisexpectedtohaveasignificantimpact?A.agricultureB.energyC.educationD.transportation13.Theword"innovations"inthesixthparagraphisclosestinmeaningto:A.discoveriesB.changesC.problemsD.failures14.Whatdoesthepassagesuggestabouttheroleofgovernmentinsupportingnanotechnology?A.Itshouldfocusonregulatingtheindustry.B.Itshouldprovidefundingandresources.C.Itshouldavoidinvolvementaltogether.D.Itshouldprimarilysupportsmallbusinesses.15.Theword"hurdles"intheseventhparagraphrefersto:A.successesB.challengesC.opportunitiesD.investments16.Accordingtothepassage,whatisoneofthebenefitsofusingnanotechnologyinelectronics?A.Itcanmakedevicessmallerandmorepowerful.B.Itcanreducethecostofmanufacturing.C.Itcanincreasethelifespanofbatteries.D.Itcanimprovethespeedofinternetconnections.17.Theword"advancements"intheeighthparagraphisclosestinmeaningto:A.improvementsB.setbacksC.failuresD.challenges18.Whatdoesthepassagesuggestaboutthefutureofnanotechnologyintheautomotiveindustry?A.Itwillmainlyfocusonfuelefficiency.B.Itwillprimarilybeusedforsafetyfeatures.C.Itwillrevolutionizevehicledesignandperformance.D.Itwillbelimitedtoluxurycarmanufacturers.19.Theword"feasible"intheninthparagraphisclosestinmeaningto:A.possibleB.necessaryC.expensiveD.difficult20.Accordingtothepassage,whatisoneofthekeychallengesindevelopingnanotechnology-basedproducts?A.Findingenoughskilledworkers.B.Ensuringtheymeetsafetystandards.C.Gettingenoughconsumeracceptance.D.Securingfundingforresearch.21.Theword"integration"inthetenthparagraphisclosestinmeaningto:A.combinationB.separationC.developmentD.improvement22.Whatdoesthepassagesuggestabouttheroleofnanotechnologyinrenewableenergy?A.Itwillprimarilybeusedforsolarpanels.B.Itwillmainlyfocusonwindenergy.C.Itwillsignificantlyimproveenergyefficiency.D.Itwillbelimitedtolarge-scaleprojects.23.Theword"potential"intheeleventhparagraphisclosestinmeaningto:A.possibilityB.dangerC.limitationD.improvement24.Accordingtothepassage,whatisoneofthebenefitsofusingnanotechnologyinconstruction?A.Itcanmakebuildingsmoreenergy-efficient.B.Itcanreducethecostofmaterials.C.Itcanimprovethedurabilityofstructures.D.Itcanmakebuildingslighterandstronger.25.Theword"revolutionize"inthetwelfthparagraphisclosestinmeaningto:A.improveB.changeC.destroyD.maintain26.Whatdoesthepassagesuggestaboutthefutureofnanotechnologyinthetextileindustry?A.Itwillmainlyfocusoncreatingnewfabrics.B.Itwillprimarilybeusedforfashionpurposes.C.Itwillsignificantlyimprovethequalityoftextiles.D.Itwillbelimitedtohigh-endmarkets.27.Theword"advancements"inthethirteenthparagraphisclosestinmeaningto:A.improvementsB.setbacksC.failuresD.challenges28.Accordingtothepassage,whatisoneofthekeyareaswherenanotechnologyisexpectedtohaveasignificantimpact?A.healthcareB.agricultureC.educationD.transportation29.Theword"pioneers"inthefourteenthparagraphrefersto:A.scientistswhofirstdiscoverednanotechnology.B.companiesthatinvestinnanotechnology.C.engineerswhodevelopnanomaterials.D.governmentsthatsupportnanotechnologyresearch.30.Whatdoesthepassagesuggestabouttheroleofcollaborationbetweenuniversitiesandindustryinnanotechnology?A.Itisunnecessaryandshouldbeminimized.B.Itisonlybeneficialforlargecorporations.C.Itisessentialfortheadvancementofthefield.D.Itismainlydrivenbygovernmentinitiatives.二、填空題（本部分共10小題，每小題1分，共10分。請(qǐng)根據(jù)文章內(nèi)容，在空白處填入一個(gè)最恰當(dāng)?shù)脑~。）31.Nanotechnologyhasthe__________totransformmanyindustriesinthecomingyears.32.Oneofthemostpromisingapplicationsofnanotechnologyisin__________,whereitcanbeusedtocreatemoreeffectivedrugdeliverysystems.33.Carbonnanotubesareincredibly__________andhaveawiderangeofapplications.34.The__________ofnanotechnologyinelectronicshasledtothedevelopmentofsmallerandmorepowerfuldevices.35.Oneofthebiggestchallengesinnanotechnologyresearchisensuringthatthe__________aresafeforhumanuse.36.Universitiesandindustryareincreasingly__________innanotechnologyresearchtoaccelerateitsdevelopment.37.The__________ofnanotechnologyinrenewableenergyhasthepotentialtosignificantlyimproveenergyefficiency.38.Nanotechnologyhasthe__________torevolutionizetheconstructionindustrybycreatingstrongerandmoredurablematerials.39.The__________betweenuniversitiesandindustryisessentialfortheadvancementofnanotechnology.40.The__________ofnanotechnologyinvariousfieldshasthepotentialtoimproveourlivesinmanyways.三、閱讀理解（本部分共10小題，每小題2分，共20分。請(qǐng)根據(jù)文章內(nèi)容，選擇最佳答案。）41.Accordingtothepassage,whatisoneofthemainbenefitsofnanotechnologyinmedicaltreatment?A.Itcancompletelycurealldiseases.B.Itcanhelpinearlydiagnosisandtargetedtreatment.C.Itcanreplacehumanorganswithartificialones.D.Itcanmakemedicaltreatmentscheaper.42.Thepassagementionsthatcarbonnanotubesareusefulinvariousfields.WhichofthefollowingisNOTmentionedasanapplicationofcarbonnanotubes?A.ElectronicsB.MedicineC.AerospaceD.Agriculture43.Whatisthemainconcernraisedaboutnanotechnologyinthepassage?A.Itmayleadtojoblossesintraditionalindustries.B.Itcouldcreatenewenvironmentalhazards.C.Itmightbetoocomplexfortheaveragepersontounderstand.D.Itmayresultinhigherhealthcarecosts.44.Accordingtothepassage,whyiscollaborationbetweenuniversitiesandindustryimportantinnanotechnology?A.Itensuresthatonlylargecorporationsbenefitfromnanotechnology.B.Itisunnecessaryandshouldbeminimized.C.Ithelpsinacceleratingthedevelopmentandapplicationofnanotechnology.D.Itismainlydrivenbygovernmentinitiatives.45.Thepassagesuggeststhatnanotechnologyhasthepotentialtorevolutionizewhichindustry?A.EducationB.TransportationC.HealthcareD.Agriculture46.Accordingtothepassage,whatisoneofthekeychallengesindevelopingnanotechnology-basedproducts?A.Findingenoughskilledworkers.B.Ensuringtheymeetsafetystandards.C.Gettingenoughconsumeracceptance.D.Securingfundingforresearch.47.Theword"breakthroughs"inthepassagerefersto:A.newdiscoveriesinnanotechnology.B.successfulcommercialproducts.C.improvedresearchmethods.D.increasedfundingforprojects.48.Accordingtothepassage,whatisoneofthebenefitsofusingnanotechnologyinelectronics?A.Itcanmakedevicessmallerandmorepowerful.B.Itcanreducethecostofmanufacturing.C.Itcanincreasethelifespanofbatteries.D.Itcanimprovethespeedofinternetconnections.49.Thepassagementionsthatnanotechnologyhasthepotentialtosignificantlyimproveenergyefficiencyinwhicharea?A.TransportationB.HealthcareC.RenewableenergyD.Agriculture50.Accordingtothepassage,whatisoneofthemainadvantagesofusingnanoparticlesindrugdeliverysystems?A.Theycanbeeasilydetectedbymedicalimaging.B.Theycantargetspecificcellsmoreeffectively.C.Theyarecheaperthantraditionaldrugdeliverymethods.D.Theycanincreasethedosageofmedicationneeded.四、句子匹配（本部分共5小題，每小題2分，共10分。請(qǐng)將A、B、C、D四個(gè)句子分別與1、2、3、4四個(gè)段落進(jìn)行匹配，并在答題卡上將對(duì)應(yīng)的字母涂黑。）A.Nanotechnologyhasthepotentialtotransformmanyindustriesinthecomingyears.B.Theintegrationofnanotechnologyinvariousfieldshasthepotentialtoimproveourlivesinmanyways.C.Oneofthemostpromisingapplicationsofnanotechnologyisinmedicine,whereitcanbeusedtocreatemoreeffectivedrugdeliverysystems.D.Universitiesandindustryareincreasinglycollaboratinginnanotechnologyresearchtoaccelerateitsdevelopment.1.Paragraph12.Paragraph33.Paragraph54.Paragraph7五、簡(jiǎn)答題（本部分共5小題，每小題4分，共20分。請(qǐng)根據(jù)文章內(nèi)容，用簡(jiǎn)短的句子回答問(wèn)題。）51.Whatisthemainpurposeofnanotechnologyinmedicaltreatmentaccordingtothepassage?52.Accordingtothepassage,whatisoneofthebiggestchallengesinnanotechnologyresearch?53.Whatdoesthepassagesuggestaboutthefutureofnanotechnologyintheautomotiveindustry?54.Accordingtothepassage,whatisoneofthekeyareaswherenanotechnologyisexpectedtohaveasignificantimpact?55.Whatisthemainadvantageofusingnanoparticlesindrugdeliverysystemsasmentionedinthepassage?本次試卷答案如下一、選擇題答案及解析1.B.Todevelopnewmethodsfordiagnosingdiseases.解析：文章第一段提到納米技術(shù)在醫(yī)療領(lǐng)域的應(yīng)用主要集中在診斷和治療方面，特別是開(kāi)發(fā)更有效的藥物遞送系統(tǒng)，這與選項(xiàng)B的意思一致。2.B.change解析：文章第二段提到納米技術(shù)將“革命化”多個(gè)行業(yè)，這里的“revolutionize”意為徹底改變，與“change”的意思最接近。3.B.Theyaremadefromasinglelayerofgraphite.解析：文章第三段明確提到碳納米管是由單層石墨烯卷曲而成的，這與選項(xiàng)B的描述相符。4.C.Itwillcontinuetoexpandintovariousfields.解析：文章最后一段提到納米技術(shù)將在未來(lái)繼續(xù)擴(kuò)展到各個(gè)領(lǐng)域，這與選項(xiàng)C的意思一致。5.D.Ensuringtheyaresafeforhumanuse.解析：文章第四段提到納米技術(shù)的一大挑戰(zhàn)是確保其對(duì)人體安全，這與選項(xiàng)D的描述相符。6.A.scientistswhofirstdiscoverednanotechnology.解析：文章第三段提到納米技術(shù)的“先驅(qū)者”，這里指的是最早發(fā)現(xiàn)納米技術(shù)的科學(xué)家，與選項(xiàng)A的意思一致。7.B.Theycantargetspecificcellsmoreeffectively.解析：文章第五段提到納米顆粒在藥物遞送系統(tǒng)中的主要優(yōu)勢(shì)是能更有效地靶向特定細(xì)胞，這與選項(xiàng)B的描述相符。8.B.Itcouldcreatenewenvironmentalhazards.解析：文章第六段提到人們對(duì)納米技術(shù)的擔(dān)憂之一是它可能帶來(lái)新的環(huán)境危害，這與選項(xiàng)B的意思一致。9.A.possibility解析：文章第七段提到納米技術(shù)具有“潛力”改變多個(gè)行業(yè)，這里的“potential”意為可能性，與選項(xiàng)A的意思最接近。10.C.Itisessentialfortheadvancementofthefield.解析：文章第八段提到大學(xué)和產(chǎn)業(yè)界之間的合作對(duì)于納米技術(shù)的發(fā)展至關(guān)重要，這與選項(xiàng)C的意思一致。11.A.newdiscoveriesinnanotechnology.解析：文章第九段提到納米技術(shù)的“突破”，這里指的是新的發(fā)現(xiàn)，與選項(xiàng)A的描述相符。12.B.energy解析：文章第十段提到納米技術(shù)在能源領(lǐng)域的應(yīng)用前景廣闊，這與選項(xiàng)B的意思一致。13.A.discoveries解析：文章第十一段提到納米技術(shù)的“創(chuàng)新”，這里指的是新的發(fā)現(xiàn)，與選項(xiàng)A的意思最接近。14.B.Itshouldprovidefundingandresources.解析：文章第十二段提到政府在支持納米技術(shù)方面應(yīng)提供資金和資源，這與選項(xiàng)B的意思一致。15.B.challenges解析：文章第十三段提到納米技術(shù)面臨的主要“障礙”，這里指的是挑戰(zhàn)，與選項(xiàng)B的描述相符。16.A.Itcanmakedevicessmallerandmorepowerful.解析：文章第十四段提到納米技術(shù)在電子領(lǐng)域的應(yīng)用使得設(shè)備更小更強(qiáng)大，這與選項(xiàng)A的意思一致。17.A.improvements解析：文章第十五段提到納米技術(shù)的“進(jìn)步”，這里指的是改進(jìn)，與選項(xiàng)A的意思最接近。18.C.Itwillrevolutionizevehicledesignandperformance.解析：文章第十六段提到納米技術(shù)將徹底改變汽車的設(shè)計(jì)和性能，這與選項(xiàng)C的意思一致。19.A.possible解析：文章第十七段提到開(kāi)發(fā)基于納米技術(shù)的產(chǎn)品的可行性，這里的“feasible”意為可能的，與選項(xiàng)A的意思最接近。20.B.Ensuringtheymeetsafetystandards.解析：文章第十八段提到開(kāi)發(fā)基于納米技術(shù)的產(chǎn)品的一大挑戰(zhàn)是確保它們符合安全標(biāo)準(zhǔn)，這與選項(xiàng)B的描述相符。21.A.combination解析：文章第十九段提到納米技術(shù)與傳統(tǒng)技術(shù)的“整合”，這里指的是結(jié)合，與選項(xiàng)A的意思最接近。22.C.Itwillsignificantlyimproveenergyefficiency.解析：文章第二十段提到納米技術(shù)在可再生能源領(lǐng)域的應(yīng)用將顯著提高能源效率，這與選項(xiàng)C的意思一致。23.A.possibility解析：文章第二十一段提到納米技術(shù)在建筑中的“潛力”，這里的“potential”意為可能性，與選項(xiàng)A的意思最接近。24.D.Itcanmakebuildingslighterandstronger.解析：文章第二十二段提到納米技術(shù)可以使建筑更輕更堅(jiān)固，這與選項(xiàng)D的意思一致。25.B.change解析：文章第二十三段提到納米技術(shù)將“革命化”建筑行業(yè)，這里的“revolutionize”意為改變，與選項(xiàng)B的意思最接近。26.A.Itwillmainlyfocusoncreatingnewfabrics.解析：文章第二十四段提到納米技術(shù)在紡織行業(yè)的應(yīng)用將主要集中在創(chuàng)造新型面料，這與選項(xiàng)A的意思一致。27.A.improvements解析：文章第二十五段提到納米技術(shù)的“進(jìn)步”，這里指的是改進(jìn)，與選項(xiàng)A的意思最接近。28.A.healthcare解析：文章第二十六段提到納米技術(shù)將在醫(yī)療保健領(lǐng)域產(chǎn)生重大影響，這與選項(xiàng)A的意思一致。29.A.scientistswhofirstdiscoverednanotechnology.解析：文章第二十七段提到納米技術(shù)的“先驅(qū)者”，這里指的是最早發(fā)現(xiàn)納米技術(shù)的科學(xué)家，與選項(xiàng)A的意思一致。30.C.Itisessentialfortheadvancementofthefield.解析：文章第二十八段提到大學(xué)和產(chǎn)業(yè)界之間的合作對(duì)于納米技術(shù)的發(fā)展至關(guān)重要，這與選項(xiàng)C的意思一致。二、填空題答案及解析31.potential解析：文章第一段提到納米技術(shù)有潛力在comingyears改變?cè)S多行業(yè)，這里的“potential”意為可能性。32.medicine解析：文章第三段提到納米技術(shù)在medicine的應(yīng)用前景廣闊，特別是開(kāi)發(fā)更有效的藥物遞送系統(tǒng)。33.strong解析：文章第三段提到碳納米管非常strong，具有廣泛的應(yīng)用。34.integration解析：文章第十四段提到納米技術(shù)在電子領(lǐng)域的應(yīng)用已經(jīng)ledtothedevelopmentofsmallerandmorepowerfuldevices，這里的“integration”意為結(jié)合。35.nanomaterials解析：文章第四段提到納米技術(shù)的一大挑戰(zhàn)是確保nanomaterials對(duì)人體安全。36.collaborating解析：文章第八段提到大學(xué)和產(chǎn)業(yè)界areincreasinglycollaboratinginnanotechnologyresearchtoaccelerateitsdevelopment，這里的“collaborating”意為合作。37.integration解析：文章第二十段提到納米技術(shù)與可再生能源的“integration”有潛力顯著提高能源效率。38.potential解析：文章第二十二段提到納米技術(shù)有潛力revolutionizetheconstructionindustrybycreatingstrongerandmoredurablematerials，這里的“potential”意為可能性。39.collaboration解析：文章第二十八段提到大學(xué)和產(chǎn)業(yè)界之間的“collaboration”對(duì)于納米技術(shù)的發(fā)展至關(guān)重要。40.integration解析：文章最后一段提到納米技術(shù)在variousfields的“integration”有潛力improveourlivesinmanyways，這里的“integration”意為結(jié)合。三、閱讀理解答案及解析41.B.Itcanhelpinearlydiagnosisandtargetedtreatment.解析：文章第三段提到納米技術(shù)在醫(yī)學(xué)領(lǐng)域的應(yīng)用主要集中在開(kāi)發(fā)更有效的藥物遞送系統(tǒng)，這與選項(xiàng)B的意思一致。42.D.Agriculture解析：文章第三段提到碳納米管的應(yīng)用包括electronics、medicine和aerospace，沒(méi)有提到農(nóng)業(yè)，所以選項(xiàng)D不正確。43.B.Itcouldcreatenewenvironmentalhazards.解析：文章第六段提到人們對(duì)納米技術(shù)的擔(dān)憂之一是它可能帶來(lái)新的環(huán)境危害，這與選項(xiàng)B的意思一致。44.C.Ithelpsinacceleratingthedevelopmentandapplicationofnanotechnology.解析：文章第八段提到大學(xué)和產(chǎn)業(yè)界之間的合作對(duì)于納米技術(shù)的發(fā)展至關(guān)重要，這與選項(xiàng)C的意思一致。45.C.Healthcare解析：文章第三段提到納米技術(shù)在醫(yī)學(xué)領(lǐng)域的應(yīng)用前景廣闊，這與選項(xiàng)C的意思一致。46.A.Findingenoughskilledworkers.解析：文章第十八段提到開(kāi)發(fā)基于納米技術(shù)的產(chǎn)品的一大挑戰(zhàn)是找到足夠的熟練工人，這與選項(xiàng)A