2026学年八年级英语下册第七单元必背知识点第一次月考含答案及解析

2026学年八年级英语下册第七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.Whatdoes"sustainabledevelopment"meanaccordingtotheunit?A.RapideconomicgrowthatanycostB.ProtectingtheenvironmentwhilemeetinghumanneedsC.ReducingindustrialproductiontosaveenergyD.Encouragingmorepeopletousepublictransportation2.WhichofthefollowingisNOTatypicalproblemmentionedinUnit7?A.AirpollutionfromfactoriesB.WaterscarcityindesertsC.DeforestationintropicalrainforestsD.Noisepollutioninurbanareas3.Thephrase"takeaction"intheunitisclosestto:A.DonothingandwaitB.StartdoingsomethingimmediatelyC.TalkaboutproblemsbutnotsolvethemD.Ignoresmallissuesandfocusonbigones4.Whatisthemainideaofthepassageabout"renewableenergy"?A.RenewableenergyismoreexpensivethanfossilfuelsB.RenewableenergysourceswillneverrunoutC.RenewableenergyisonlyusefulinsunnyplacesD.Renewableenergyishardertoinstallthantraditionalenergy5.Theword"pollution"intheunitismostlikelytomean:A.CleaningtheenvironmentB.MakingtheenvironmentdirtyC.ProtectingnatureD.Studyingecosystems6.Whichsentencebestdescribes"recycling"?A.BurningwastetoreduceitsvolumeB.TurningwasteintonewmaterialsC.StoringwasteinlandfillsD.Transportingwastetodifferentplaces7.Theunitsuggeststhatindividualscanhelptheenvironmentby:A.OnlyparticipatinginlargeprotestsB.Reducing,reusing,andrecyclingC.Onlybuyingexpensiveeco-friendlyproductsD.Avoidingallmoderntechnologies8.Whatdoes"climatechange"refertointheunit?A.SeasonalchangesinweatherB.Long-termshiftsinglobalweatherpatternsC.TemporaryweatherdisruptionsD.Changesinlocaltemperatureonly9.Thepassageabout"conservation"impliesthat:A.ProtectinganimalsisunnecessaryB.AnimalsshouldbekeptinzoosonlyC.HumanactivitiesharmwildlifeD.Wildlifehasnoconnectiontohumans10.Whichofthefollowingisacommonexampleof"sustainableagriculture"?A.UsinglargeamountsofpesticidesB.GrowingcropsinverticalfarmsC.IgnoringsoilhealthtoincreaseyieldD.Relyingsolelyonrainwater二、填空题（总共10题，每题2分，总分20分）1.Toreduce______,peopleshouldusereusablebagsinsteadofplasticones.2.______istheprocessofusingsunlighttogenerateelectricity.3.Theunitemphasizestheimportanceof______tosolveenvironmentalproblems.4.A______isanareawherewildlifeisprotectedandpreserved.5.______isamajorcauseofglobalwarming.6.Thephrase"________"meanstakingresponsibilityforprotectingtheenvironment.7.______arematerialsthatcanbereplenishednaturally,likewindorsolarenergy.8.Tosavewater,wecan______insteadoftakinglongshowers.9.Theunitdiscusseshow______canhelpreducecarbonemissions.10.______isthepracticeofgrowingfoodinawaythatbenefitstheenvironment.三、判断题（总共10题，每题2分，总分20分）1.Alltypesofpollutionareharmfultotheenvironment.(True/False)2.Renewableenergysourceswilleventuallyrunout.(True/False)3.Recyclinghelpsreducetheamountofwasteinlandfills.(True/False)4.Climatechangeismainlycausedbynaturalevents.(True/False)5.Sustainabledevelopmentfocusesonlyoneconomicgrowth.(True/False)6.Deforestationhasnoimpactonglobalweatherpatterns.(True/False)7.Individualscannotmakeadifferenceinenvironmentalprotection.(True/False)8.Renewableenergyisalwaysmoreexpensivethanfossilfuels.(True/False)9.Conservationmeanscompletelyprotectingallnaturalhabitats.(True/False)10.Sustainableagricultureuseschemicalstoincreasecropyield.(True/False)四、简答题（总共4题，每题4分，总分16分）1.Explainthedifferencebetweenrenewableandnon-renewableenergysources.2.Whyisrecyclingimportantfortheenvironment?3.Describeonewayindividualscanhelpreduceairpollution.4.Whatdoes"conservation"mean,andwhyisitnecessary?五、应用题（总共4题，每题6分，总分24分）1.Imagineyourschoolwantstobecomemoreenvironmentallyfriendly.Suggestthreespecificactionstheschoolcouldtakeandexplainwhyeachactionisimportant.2.Readthefollowingscenario:Acityisplanningtobuildanewpark.Thelandiscurrentlyusedforanoldfactorythatpollutesthenearbyriver.Discusstwoenvironmentalbenefitsofconvertingthefactorysiteintoaparkandonechallengethecitymightface.3.Writeashortparagraphexplaininghowusingpublictransportationinsteadofdrivingcanhelpreduceenvironmentalproblems.4.Supposeyouarewritingalettertoyourlocalgovernmentaboutwaterpollution.Whatkeypointswouldyouincludeinyourlettertopersuadethemtotakeaction?【标准答案及解析】一、单选题1.B解析：Sustainabledevelopmentmeansbalancinghumanneedswithenvironmentalprotection,asstatedintheunit.2.B解析：WaterscarcityindesertsisnotatypicaltopicinUnit7,whichfocusesonurbanandindustrialenvironmentalissues.3.B解析："Takeaction"meansstartingtodosomethingimmediatelytoaddressaproblem.4.B解析：Thepassageonrenewableenergyexplainsthatthesesourceswillneverrunout,unlikefossilfuels.5.B解析："Pollution"meansmakingtheenvironmentdirty,asseenintheunit'sdiscussionsaboutair,water,andsoilpollution.6.B解析：Recyclinginvolvesturningwasteintonewmaterials,asdefinedintheunit.7.B解析：Theunitencouragesreducing,reusing,andrecyclingaswaysindividualscanhelptheenvironment.8.B解析：Climatechangereferstolong-termshiftsinglobalweatherpatterns,asexplainedintheunit.9.C解析：Thepassageonconservationhighlightshowhumanactivitiesharmwildlife,emphasizingtheneedforprotection.10.B解析：Growingcropsinverticalfarmsisasustainableagriculturemethod,asmentionedintheunit.二、填空题1.plasticwaste2.solarenergy3.action4.wildlifereserve5.greenhousegases6.takeresponsibility7.renewableresources8.takingshortershowers9.electricvehicles10.sustainablefarming三、判断题1.True解析：Alltypesofpollutionharmecosystems,asdiscussedintheunit.2.False解析：Renewableenergysourcesarenaturallyreplenishedandwillnotrunout.3.True解析：Recyclingreduceslandfillwaste,asexplainedintheunit.4.False解析：Climatechangeismainlycausedbyhumanactivities,notnaturalevents.5.False解析：Sustainabledevelopmentbalanceseconomic,social,andenvironmentalneeds.6.False解析：Deforestationaffectsglobalweatherpatternsbyreducingcarbonabsorption.7.False解析：Individualactions,likereducingwaste,canmakeasignificantdifference.8.False解析：Renewableenergycanbecheaperthanfossilfuelsinthelongterm.9.False解析：Conservationfocusesonprotectingcriticalhabitats,notallnaturalareas.10.False解析：Sustainableagricultureavoidsexcessivechemicalstoprotecttheenvironment.四、简答题1.Renewableenergysources,likesolarandwind,arenaturallyreplenishedandwillnotrunout.Non-renewablesources,suchascoalandoil,arefiniteandwilleventuallydeplete.2.Recyclingreducestheneedfornewmaterials,conservesresources,anddecreaseslandfillwaste,helpingtoprotecttheenvironment.3.Individualscanreduceairpollutionbyusingpublictransportation,cycling,orwalkinginsteadofdriving,whichburnsfossilfuelsandreleasespollutants.4.Conservationmeansprotectingnaturalhabitatsandwildlifetoensuretheirsurvival.Itisnecessarybecausehumanactivitiesthreatenmanyspeciesandecosystems.五、应用题1.-Action1:Installsolarpanelsonschoolbuildingstoreduceelectricitycostsandcarbonemissions.Why:Solarenergyisrenewableandreducesrelianceonfossilfuels.-Action2:Startaschool-widerecyclingprogramforpaper,plastic,andglass.Why:Recyclingreduceswasteandconservesresources.-Action3:Encouragewalkingorbikingtoschooltoreducetrafficandpollution.