2026学年高一英语下册第四单元必背知识点第一次月考含答案及解析

2026学年高一英语下册第四单元必背知识点第一次月考含答案及解析考试时长：120分钟满分：100分班级：__________姓名：__________学号：__________得分：__________一、单选题（总共10题，每题2分，总分20分）1.WhatisthemainpurposeofUnit4intheseniorhighschoolEnglishcurriculum?A.Tointroduceadvancedgrammarstructures.B.Toenhancestudents'listeningskillsthroughauthenticmaterials.C.Todevelopstudents'abilitytodiscussenvironmentalissues.D.Toreviewvocabularyfrompreviousunits.2.Whichofthefollowingphrasesbestdescribesthethemeof"ProtectingOurPlanet"?A."GlobalWarmingandHumanImpact"B."SustainableLivingandCommunityAction"C."EconomicDevelopmentandEnvironmentalProtection"D."CulturalDiversityandEnvironmentalChallenges"3.Inthereadingpassage"TheImportanceofRecycling,"whatistheauthor'sprimaryargument?A.Recyclingisonlybeneficialforlargecities.B.Recyclingcansignificantlyreducewasteifproperlyimplemented.C.Recyclingistooexpensiveformostfamilies.D.Recyclingisunnecessarybecausetechnologywillsolvepollution.4.Whatdoesthephrase"carbonfootprint"refertointhecontextoftheunit?A.Thetotaldistancetraveledbyapersoninayear.B.Theamountofcarbondioxidereleasedbyhumanactivities.C.Theweightofcarbonstoredinforests.D.TheaveragetemperatureoftheEarth'ssurface.5.Whichskillismostemphasizedinthespeakingactivity"DebatingEnvironmentalPolicies"?A.Writingformalletters.B.Givingpersuasivespeeches.C.Conductingscientificexperiments.D.Analyzinghistoricaldata.6.Whatisthepurposeofthevocabularylist"EnvironmentalTerms"?A.Toteachadvancedidiomsfordailyconversation.B.Tohelpstudentsunderstandscientificarticles.C.Toimprovestudents'spellingaccuracy.D.Tointroduceslangwordsusedinpopculture.7.Inthegrammarsection"ModalsforObligation,"whichsentencecorrectlyuses"must"?A."Youcangototheparkifyoufinishyourhomework."B."Youmustfinishyourhomeworktogotothepark."C."Youshouldnotforgetyourhomework."D."Youmaygototheparkafterdinner."8.Whatisthemainideaofthearticle"HowtoReducePlasticWaste"?A.Plasticwasteisprimarilycausedbyindustrialpollution.B.Usingbiodegradablebagsistheonlysolutiontoplasticwaste.C.Individualscanmakeadifferencebyreducingplasticuse.D.Plasticwasteisaproblemonlyindevelopingcountries.9.Whichofthefollowingisacommonerrorinthewritingtask"AnEmailtoaFriendAboutRecycling"?A.Usingformallanguageinapersonalemail.B.Includingtoomanytechnicalterms.C.Writingaclearandconcisemessage.D.Proofreadingforgrammaticalmistakes.10.Whatdoestheunitsuggestasalong-termsolutiontoenvironmentalproblems?A.Relyingongovernmentpoliciesalone.B.Encouragingcommunity-basedinitiatives.C.Waitingfortechnologicalbreakthroughs.D.Ignoringsmallactionsbecausetheydon'tmatter.二、填空题（总共10题，每题2分，总分20分）1.Theunitemphasizestheimportanceof_______inprotectingtheenvironment.2."Eco-friendly"means_______.3.Toreduceyour_______,tryusingpublictransportation.4.Thereadingpassagediscussesthebenefitsof_______inreducingcarbonemissions.5.Thespeakingactivityfocuseson_______aboutenvironmentalpolicies.6.Thegrammarsectionteachestheuseof_______toexpressnecessity.7."Biodegradable"referstomaterialsthat_______.8.Thewritingtaskrequiresstudentstowritea_______toafriendaboutrecycling.9.Theunitsuggeststhatindividualscanmakea_______differencebysmallactions.10.A"sustainablelifestyle"meanslivinginawaythat_______.三、判断题（总共10题，每题2分，总分20分）1.Recyclingisonlyeffectiveformetalsandpaper.(×)2.Acarbonfootprintmeasurestheamountofwasteapersonproduces.(×)3.Theunitincludesavocabularylistforenvironmentalterms.(√)4.Debatingenvironmentalpoliciesisalisteningskillactivity.(×)5.Thegrammarsectioncoverstheuseof"must"forobligation.(√)6.Plasticwasteisaglobalproblem,notjustindevelopedcountries.(√)7.Theunitsuggeststhatgovernmentactionalonecansolveenvironmentalissues.(×)8.Thereadingpassageonrecyclingfocusesonlyonindustrialrecycling.(×)9.Thewritingtaskrequiresstudentstowriteaformalreport.(×)10.Asustainablelifestyleisexpensivetomaintain.(×)四、简答题（总共4题，每题4分，总分16分）1.Explaintheconceptofa"carbonfootprint"andhowitrelatestoenvironmentalprotection.2.Describethreewaysindividualscanreducetheirenvironmentalimpact.3.Whatisthepurposeofthespeakingactivity"DebatingEnvironmentalPolicies"?4.Howdoestheunitintegratevocabulary,grammar,andwritingskillstoteachenvironmentalawareness?五、应用题（总共4题，每题6分，总分24分）1.Writeashortparagraph(5-7sentences)explainingwhyrecyclingisimportantfortheenvironment.2.Createadialogue(8-10sentences)betweentwostudentsdiscussinghowtheirschoolcanreduceplasticwaste.3.Rewritethefollowingsentenceusingthemodal"must":"Peopleshouldnotthrowtrashonthestreet."4.Basedontheunit,suggestthreepracticalstepsafamilycantaketoadoptamoresustainablelifestyle.【标准答案及解析】一、单选题1.C解析：Unit4focusesonenvironmentalissues,particularlysustainablelivingandcommunityaction.2.B解析："SustainableLivingandCommunityAction"alignswiththeunit'sthemeofprotectingtheplanetthroughcollectiveefforts.3.B解析：Thepassagearguesthatrecyclingreduceswasteeffectivelywhenimplementedcorrectly.4.B解析："Carbonfootprint"referstotheamountofCO₂releasedbyhumanactivities.5.B解析：Debatingrequirespersuasivespeakingskills.6.B解析：Thevocabularylisthelpsstudentsunderstandscientificarticlesonenvironmentaltopics.7.B解析："Youmustfinishyourhomeworktogotothepark"correctlyuses"must"forobligation.8.C解析：Thearticleemphasizesindividualactionstoreduceplasticuse.9.A解析：Usingformallanguageinapersonalemailisinappropriate.10.B解析：Theunitpromotescommunity-basedinitiativesasalong-termsolution.二、填空题1.conservation2.friendlytotheenvironment3.carbonfootprint4.renewableenergy5.opinions6.modals7.breakdownnaturally8.friendlyemail9.significant10.meetstheneedsofthepresentwithoutharmingfuturegenerations三、判断题1.×解析：Recyclingalsoincludesglass,textiles,andothermaterials.2.×解析：AcarbonfootprintmeasuresCO₂emissions,notwaste.3.√解析：Theunitincludesavocabularylistforenvironmentalterms.4.×解析：Debatingisaspeakingactivity,notlistening.5.√解析：Thegrammarsectioncovers"must"forobligation.6.√解析：Plasticwasteisaglobalissue.7.×解析：Theunitemphasizesindividualandcommunityaction.8.×解析：Thepassagediscussesvariousrecyclingmethods.9.×解析：Thetaskrequiresafriendlyemail,notaformalreport.10.×解析：Asustainablelifestylecanbeaffordable.四、简答题1.解析：AcarbonfootprintmeasuresthetotalamountofCO₂andothergreenhousegasesemitteddirectlyorindirectlybyanindividual,organization,orproduct.Itrelatestoenvironmentalprotectionbecausereducingone'scarbonfootprinthelpsmitigateclimatechangebyloweringemissions.2.解析：Threewaystoreduceenvironmentalimpactare:-UsingpublictransportationorwalkingtoreduceCO₂emissions.-Practicingrecyclingtominimizewaste.-PlantingtreestoabsorbCO₂andimproveairquality.3.解析：Thespeakingactivityhelpsstudentspracticepersuasivespeakingbydebatingenvironmentalpolicies,encouragingthemtoresearchandarticulatetheirviewsontopicslikerenewableenergyorwastemanagement.4.解析：Theunitintegratesskillsby:-Vocabulary:Teachingenvironmentaltermsforreadingandwriting.-Grammar:Usingmodalslike"must"toexpressobligationsinwriting.-Writing:Practicingformalandinformalemailstoapplyvocabularyandgrammar.五、应用题1.解析：Recyclingisimportantbecauseitreduceslandfillwaste,conservesnaturalresources,andlowerspollution.Byrecyclingmaterialslikepaper,plastic,andmetal,wecanminimizetheneedfornewrawmaterials,whichofteninvolveharmfulextractionprocesses.Additionally,recyclingreducesenergyconsumptionandgreenhousegasemissionscomparedtoproducinggoodsfr