2026学年九年级英语下册第二单元核心考点单元练习含答案及解析

2026学年九年级英语下册第二单元核心考点单元练习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：__________考核对象：九年级学生试卷总分：100分一、单选题（总共10题，每题2分，共20分）1.Whatdoes"sustainabledevelopment"meanaccordingtothetext?A.Rapideconomicgrowthatanycost.B.Balancingeconomicgrowthwithenvironmentalprotection.C.Reducingindustrialproductiontosaveenergy.D.Encouragingmorepeopletousepublictransportation.2.WhichofthefollowingisNOTaproblemcausedbyplasticwaste?A.Pollutionofoceans.B.Depletionofnaturalresources.C.Improvementofsoilquality.D.Harmtowildlife.3.Thephrase"takeaction"inthepassageisclosestinmeaningto:A.Waitandsee.B.Dosomethingtosolvetheproblem.C.Ignoretheissue.D.Discusstheproblemwithoutaction.4.Whatisthemainideaofthesecondparagraph?A.Thebenefitsofrecycling.B.Thedangersofplasticwaste.C.Howtoreduceplasticuse.D.Thehistoryofplasticproduction.5.Accordingtothetext,whichcountryismostlikelytofacesevereplasticpollution?A.Norway.B.Sweden.C.China.D.Japan.6.Theword"significant"inthepassageisclosestinmeaningto:A.Small.B.Important.C.Expensive.D.Difficult.7.Whatdoestheauthorsuggestpeopledotohelptheenvironment?A.Buymoreproducts.B.Usedisposableitems.C.Reducewasteandreuseitems.D.Avoidallmoderntechnology.8.Thepassagemainlydiscusses:A.Thehistoryofplastic.B.Environmentalproblemscausedbyplastic.C.Solutionstoplasticpollution.D.Theeconomyofplasticproduction.9.Whatistheauthor'sattitudetowardplasticwaste?A.Optimistic.B.Indifferent.C.Concerned.D.Uninterested.10.Theword"conserve"inthepassageisclosestinmeaningto:A.Waste.B.Protect.C.Useexcessively.D.Destroy.参考答案：1.B2.C3.B4.A5.C6.B7.C8.B9.C10.B二、填空题（总共10题，每题2分，共20分）1.Thegovernmentshould_______lawstoreduceplasticuse.2.Recyclinghelps_______naturalresources.3.Manyanimalsarekilledeveryyearbecauseof_______.4.Weshould_______watertosavetheenvironment.5.Plasticwastecanstayintheoceanfor_______.6.Thepassagementionsthatplasticisnot_______totheenvironment.7.Peoplecan_______byusingreusablebagsinsteadofplasticones.8.Theauthorbelievesthatplasticpollutionisa_______problem.9.Somecountrieshavealreadystartedto_______plasticbags.10.ToprotecttheEarth,weneedto_______ouractions.参考答案：1.implement2.preserve3.plasticwaste4.save5.years6.harmful7.reduce8.growing9.ban10.change三、判断题（总共10题，每题2分，共20分）1.Plasticisarenewableresource.(×)2.Recyclingcansolveallenvironmentalproblems.(×)3.Thetextsuggeststhatplasticisusefulandshouldnotbereduced.(×)4.Manypeopleareawareofthedangersofplasticwaste.(√)5.Theauthorbelievesindividualactionscanmakeadifference.(√)6.Plasticwastecanbeeasilydecomposedbynature.(×)7.Thepassageonlyfocusesonproblemswithoutsolutions.(×)8.Somecountrieshavesuccessfullyreducedplasticpollution.(√)9.Thetextmentionsthatplasticischeaperthanothermaterials.(√)10.Theauthorthinksthegovernmentshouldnottakeaction.(×)参考答案：1.×2.×3.×4.√5.√6.×7.×8.√9.√10.×四、简答题（总共3题，每题4分，共12分）1.Whatarethreeproblemscausedbyplasticwaste?参考答案：-Pollutionofoceansandland.-Harmtowildlife(e.g.,animalseatingplastic).-Non-biodegradablenature(plastictakeshundredsofyearstodecompose).2.Howcanpeoplereduceplasticuseindailylife?参考答案：-Usereusablebags,bottles,andcontainers.-Avoiddisposableproducts(e.g.,straws,cutlery).-Supportbusinessesthatuseeco-friendlymaterials.3.Whyisrecyclingimportant?参考答案：-Savesnaturalresources(e.g.,oil,trees).-Reducespollution(lesswasteinlandfills).-Conservesenergy(producingrecycledmaterialsuseslessenergythannewones).五、应用题（总共2题，每题9分，共18分）1.Supposeyourschoolwantstoreduceplasticwaste.Writeashortproposal(100words)suggestingthreeactionstheschoolcantake.Includethefollowing:-Problem:Plasticwasteincafeterias.-Solution1:Providereusablecupsandtrays.-Solution2:Encouragerecyclingbins.-Solution3:Campaigntoreducesingle-useplastics.参考答案：DearSchoolManagement,Plasticwasteinourcafeteriasisaseriousproblem.Toreduceit,weshould:1.Providereusablecupsandtraysinsteadofdisposableones.2.Installmorerecyclingbinsinthecafeteriaandaroundtheschool.3.Launchacampaigntoencouragestudentstoavoidsingle-useplastics.Theseactionscanhelpprotecttheenvironmentandteachstudentsresponsibility.Thankyou.2.Imagineyoufindaplasticbottleonthestreet.Writeashortparagraph(100words)describinghowyouwouldhandleitandwhy.参考答案：IfIfindaplasticbottleonthestreet,Iwouldpickitupandthrowitintoarecyclingbin.Plasticwasteharmswildlifeandpollutestheenvironment,soit’simportanttodisposeofitproperly.Ifthere’snorecyclingbinnearby,IwouldcarryitwithmeuntilIfindone.Bydoingthis,Icontributetoreducingpollutionandprotectingnature.Smallactionsmatter,andeveryoneshouldtakeresponsibilityfortheenvironment.标准答案及解析一、单选题1.B-"Sustainabledevelopment"meansbalancinggrowthwithenvironmentalprotection.2.C-Reducingindustrialproductionsavesresources,notimprovessoilquality.3.B-"Takeaction"meansdoingsomethingtosolveaproblem.4.A-Thesecondparagraphfocusesonrecyclingbenefits.5.C-Chinahashighplasticconsumptionandwaste.6.B-"Significant"meansimportant.7.C-Thetextpromotesreducingwasteandreusingitems.8.B-Thepassagemainlydiscussesplasticpollutionproblems.9.C-Theauthorexpressesconcernaboutplasticwaste.10.B-"Conserve"meansprotect.二、填空题1.implement-Governmentsenforcelaws.2.preserve-Recyclingreducesresourceuse.3.plasticwaste-Animalsingestplastic.4.save-Waterconservationhelpstheenvironment.5.years-Plasticpersistsforcenturies.6.harmful-Plasticharmsecosystems.7.reduce-Reusablebagscutplasticuse.8.growing-Pollutionisworsening.9.ban-Somecountriesrestrictplasticbags.10.change-Personalactionsmatter.三、判断题1.×-Plasticisnon-renewable.2.×-Recyclinghelpsbutdoesn’tsolveallproblems.3.×-Thetextadvocatesreducingplastic.4.√-Awarenessisincreasing.5.√-Individualeffortsarementioned.6.×-Plasticdegradesslowly.7.×-Thetextofferssolutions.8.√-Somecountrieshavebans.9.√-Plasticisoftencheaperthanalternatives.10.×-Theauthorsupportsgovernmentaction.四、简答题1.Threeproblems:Pollution,harmtowildlife,non-biodegradablenature.-Pollution:Oceansandlandarecontaminated.-Wildlifeharm:Animalsdie