2026年高中英语完形填空练习

2026年高中英语完形填空练习一、单篇完形填空（每题2分，共20题）题材：科技与生活——智能家居的发展阅读下面短文，从每题所给的四个选项（A、B、C、D）中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。Therapiddevelopmentofsmarthometechnologyhasbroughttremendousconveniencetomodernlife.Smartdevices,suchasvoice-controlledassistants,automatedlightingsystems,andenergy-efficientthermostats,arenowwidelyusedinhouseholds.Thesedevicesnotonlymakedailytaskseasierbutalsohelpsavetimeandenergy.Forinstance,asmartspeakercansetreminders,playmusic,orevenordergrocerieswithsimplevoicecommands.Similarly,smartlightscanadjustbrightnessbasedonnaturallightoruserpreferences,reducingelectricityconsumption.However,somepeopleworrythatoverrelianceonsmarttechnologymayleadtoprivacyconcernsoradeclineinhumaninteraction.1.Accordingtothepassage,whatisthemainbenefitofsmarthometechnology?A.Itreducesthecostofhouseholdappliances.B.Itsimplifiesdailylife.C.Itimprovesinternetspeed.D.Itenhancessecurity.2.Whatcanasmartspeakerdo?A.Cookmeals.B.Playmusicandsetreminders.C.Cleanthehouse.D.Fixbrokenelectronics.3.Howdosmartlightshelpsaveenergy?A.Theygeneratesolarpower.B.Theyturnoffautomatically.C.Theyadjustbrightnessbasedonlightconditions.D.Theyuserenewableenergysources.4.Whatisamajorconcernaboutsmarthometechnology?A.Itistooexpensive.B.Itmaythreatenprivacy.C.Itisnotuser-friendly.D.Itisunreliable.5.Whatdoestheword"reliance"inthesecondparagraphmostprobablymean?A.DependenceB.ImprovementC.ReductionD.Elimination6.Accordingtothepassage,smartdevicesarenotjustforconveniencebutalsoforwhat?A.Makingmoney.B.Savingresources.C.Increasingcompetition.D.Creatingjobs.7.Whatistheauthor’sattitudetowardsmarthometechnology?A.Fullysupportive.B.Completelycritical.C.Neutral.D.Cautiouslyoptimistic.8.WhichofthefollowingisNOTasmarthomedevicementionedinthepassage?A.SmartspeakerB.RobotvacuumcleanerC.SmartlightD.Automatedthermostat9.Whatdoesthepassagesuggestaboutthefutureofsmarthomes?A.Theywillbecomelesspopular.B.Theywillfocusmoreonprivacy.C.Theywillbecomemorecommon.D.Theywillonlybeusedinrichhouseholds.10.Whatisthebesttitleforthispassage?A.TheHistoryofSmartHomeTechnologyB.TheBenefitsandConcernsofSmartHomesC.HowtoChooseSmartDevicesD.TheFutureofHouseholds二、单篇完形填空（每题2分，共20题）题材：环境保护——塑料污染的挑战阅读下面短文，从每题所给的四个选项（A、B、C、D）中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。Plasticpollutionhasbecomeoneofthemostseriousenvironmentalissuesworldwide.Everyyear,millionsoftonsofplasticwasteendupinoceans,rivers,andlandfills,harmingwildlifeandecosystems.Theproblemissoseverethatitthreatensthesurvivalofmanymarinespecies.Forexample,seaturtlesoftenmistakeplasticbagsforfood,leadingtodigestiveproblemsorstarvation.Additionally,microplastics—tinyfragmentsofbroken-downplastic—havebeenfoundinsoil,water,andevenhumanbodies.Effortsarebeingmadetoaddressthiscrisis.Governmentsandorganizationsarepromotingrecyclingprogramstoreduceplasticwaste.Somecompaniesaredevelopingbiodegradablealternativestotraditionalplastics.Moreover,publicawarenesscampaignsareencouragingpeopletousereusablebags,bottles,andcontainers.However,thesesolutionsarenotenough.Theglobalplasticproductioncontinuestorise,andeffectivewastemanagementsystemsarestilllackinginmanyareas.11.Whatisthemainproblemwithplasticwaste?A.Itisexpensivetoproduce.B.Itpollutestheenvironment.C.Itcreatesjobsinrecyclingindustries.D.Itisusefulforconstruction.12.Howdoseaturtlessufferfromplasticpollution?A.Theygetentangledinfishingnets.B.Theyeatplasticbagsanddie.C.Theylosetheirnaturalhabitats.D.Theyareoverfished.13.Whataremicroplastics?A.Smallplastictoys.B.Tinypiecesofplasticintheenvironment.C.Plasticparticlesintheair.D.Microscopicplasticfactories.14.Whataresomeeffortsbeingmadetoreduceplasticpollution?A.Banningplasticbagsinallcountries.B.Encouragingrecyclingandusingalternatives.C.Increasingplasticproduction.D.Ignoringtheproblem.15.Whatdoestheword"severe"inthefirstparagraphmostprobablymean?A.MildB.SeriousC.TemporaryD.Localized16.Whyarepublicawarenesscampaignsimportant?A.Theyincreaseplasticproduction.B.Theyeducatepeopletoreducewaste.C.Theycreatemoreplasticjobs.D.Theyblamecompaniesforpollution.17.Whatisstilllackinginmanyareas?A.Effectiverecyclingsystems.B.Moreplasticwaste.C.Publicsupport.D.Governmentfunding.18.Whatdoesthepassagesuggestaboutthefutureofplasticpollution?A.Itwilldisappearcompletely.B.Itwillworsenifnoactionistaken.C.Itwillbesolvedbynewtechnology.D.Itwillbecomelessofaproblem.19.WhichofthefollowingisNOTmentionedasasolutiontoplasticpollution?A.Usingreusablecontainers.B.Developingbiodegradablematerials.C.Increasingplasticexports.D.Promotingrecycling.20.Whatistheauthor’stonetowardplasticpollution?A.OptimisticB.IndifferentC.ConcernedD.Unconcerned答案与解析第一篇完形填空答案与解析1.B(Thepassagestatessmarthometechnologysimplifiesdailylife.)2.B(Thetextmentionssmartspeakerscanplaymusicandsetreminders.)3.C(Smartlightsadjustbrightnessbasedonlightconditionstosaveenergy.)4.B(Thepassagementionsprivacyconcernsasamajorissue.)5.A("Reliance"meansdependence,asthetextdiscussesoverrelianceontechnology.)6.B(Thepassageimpliessmartdeviceshelpsaveresourceslikeenergy.)7.D(Theauthoriscautiouslyoptimistic,acknowledgingbenefitsbutalsoconcerns.)8.B(Thetextmentionssmartspeakers,lights,andthermostats,butnotrobotvacuums.)9.C(Thepassagesuggestssmarthomeswillbecomemorecommon.)10.B(Thepassagediscussesbothbenefitsandconcerns.)第二篇完形填空答案与解析11.B(Thepassagehighlightsplasticpollutionasaseriousenvironmentalproblem.)12.B(Th