大学英语u10教学课件

大学英语Unit10教学课件目录课程介绍单元主题与目标学习内容概览考核要求词汇与语法重点词汇与短语定语从句复习虚拟语气应用课文与技能课文精读与理解听力与口语训练阅读拓展与写作教学活动与评估课堂互动设计复习与测试课后作业与资源单元主题介绍环境保护与可持续发展本单元以环境保护与可持续发展为主题，旨在培养学生的环保意识和英语表达能力。学生将学习与环境相关的专业词汇，掌握表达观点的句型，并通过多种语言实践活动提升综合语言运用能力。学习目标：掌握环境保护领域的核心词汇与专业术语能够流利地讨论环保话题，表达个人观点理解相关英文文章与报道的主要内容能够撰写关于环境问题的短文与倡议书培养跨文化视角下的环保意识与责任感通过本单元的学习，学生不仅能够提升语言能力，还能拓展国际视野，了解全球环境挑战与解决方案。重点词汇1sustainable可持续的例句：Weneedtodevelopsustainablefarmingpracticestoprotectourenvironment.派生词：sustainability(n.)可持续性搭配：sustainabledevelopment/growth/livingpollution污染例句：Airpollutioninmajorcitieshasreacheddangerouslevels.派生词：pollute(v.),pollutant(n.)搭配：air/water/noisepollutionconservation保护例句：Wildlifeconservationisessentialforbiodiversity.派生词：conserve(v.),conservative(adj.)搭配：wildlife/nature/energyconservationecosystem生态系统例句：Coralreefsarefragileecosystemsthreatenedbyclimatechange.派生词：ecological(adj.),ecology(n.)搭配：marine/forest/balancedecosystem重点词汇2renewable可再生的例句：Solarpowerisarenewableenergysourcethatdoesn'tproducecarbonemissions.派生词：renew(v.),renewability(n.)搭配：renewableenergy/resourcesemission排放例句：Manycountrieshavepledgedtoreducecarbonemissionsby2030.派生词：emit(v.),emitter(n.)搭配：carbon/greenhousegasemissionsbiodegradable可生物降解的例句：Thesebagsarebiodegradableandwilldecomposenaturallywithinsixmonths.派生词：biodegrade(v.),biodegradation(n.)搭配：biodegradablepackaging/materials/wasteglobalwarming全球变暖例句：Globalwarmingiscausingsealevelstoriseandthreateningcoastalcommunities.相关词：climatechange,greenhouseeffect搭配：combat/tackle/mitigateglobalwarming课文导读《FacingOurEnvironmentalCrisis》作者简介本文作者JamesWilson是著名环保学者，哈佛大学环境科学教授，曾出版多部关于环境保护的著作，如《TheGreenFuture》和《ClimateSolutions》，在全球环保领域具有重要影响力。文章主旨本文深入探讨了当前全球面临的环境危机，分析了人类活动对生态系统的影响，并提出了可持续发展的解决方案。作者呼吁全球合作应对环境挑战，强调个人行动与政策改革的重要性。关键词句摘录"Theenvironmentalcrisiswefacetodayisnotmerelyascientificconcern,butaprofoundmoralchallengethattestsourcommitmenttofuturegenerations.""Whiletechnologicalsolutionsareessential,theymustbeaccompaniedbyfundamentalshiftsinourconsumptionpatternsandeconomicmodels.""Individualactions,whenmultipliedbymillions,cantriggersignificantenvironmentalchange."阅读技巧：首先浏览文章标题、小标题和首尾段落，把握主题标记关键词句和不理解的内容带着问题阅读：作者的观点是什么？有何论据支持？课文细读1第一段内容Theenvironmentalcrisiswefacetodayisnotmerelyascientificconcern,butaprofoundmoralchallengethattestsourcommitmenttofuturegenerations.Ourplanet'secosystemsareunderunprecedentedstressfromhumanactivities,includingindustrialpollution,deforestation,andfossilfuelconsumption.Theconsequences—climatechange,biodiversityloss,andresourcedepletion—threatennotonlywildlifeandnaturalhabitatsbutalsohumancommunitiesworldwide.重点句型分析notmerelyAbutB-不仅是A而且是B，表示递进关系underunprecedentedstressfrom-受到...前所未有的压力threatennotonlyAbutalsoB-不仅威胁A而且威胁B文化背景补充西方环保运动始于20世纪60年代，1970年第一个"地球日"的设立标志着现代环保运动的开端。在西方文化中，环保常与道德责任和代际公平紧密联系，强调当代人对后代的责任。这与中国传统文化中"天人合一"的理念有异曲同工之妙。课文细读2Whiletechnologicalsolutionsareessential,theymustbeaccompaniedbyfundamentalshiftsinourconsumptionpatternsandeconomicmodels.Renewableenergy,eco-friendlymaterials,andefficientrecyclingsystemsrepresentsignificantprogress.However,theseinnovationsalonecannotsustainourplanetifwecontinuetoembraceathrowawaycultureandprioritizeshort-termeconomicgainsoverlong-termenvironmentalhealth.Atrulysustainablefuturerequiresreimaginingourrelationshipwiththenaturalworldanddevelopingeconomicsystemsthatvalueconservationasmuchasconsumption.逻辑关系词汇解析While表示让步关系，承认技术解决方案的重要性，但引出更深层次的需求However表示转折关系，指出技术创新的局限性if条件关系，说明在什么情况下技术创新将不足以保护地球句子结构拆解Atrulysustainablefuturerequires[主语+谓语]reimaginingourrelationshipwiththenaturalworldanddevelopingeconomicsystems[宾语-两个并列的动名词短语]thatvalueconservationasmuchasconsumption.[定语从句修饰economicsystems]词汇注释：consumptionpatterns:消费模式throwawayculture:一次性使用文化prioritizeAoverB:优先考虑A而非Breimagining:重新构想语法点讲解1定语从句复习与应用定语从句基本结构定语从句是用来修饰名词或代词的从句，由关系词（关系代词或关系副词）引导。先行词类型关系词例句人who,whom,whoseThescientistwhodiscoveredthissolutionwonaNobelPrize.物which,whose,thatThesolarpanelswhichweinstalledlastyearhavereducedourenergybills.人或物thatTheenvironmentalproblemsthatwefacetodayrequireglobalcooperation.时间whenI'llneverforgetthedaywhenIfirstjoinedtheenvironmentalclub.地点whereTheforestwhereweconductedresearchhasbeendesignatedasaprotectedarea.原因whyThisisthereasonwhyweneedtoactnowtoprotectourplanet.课文中的定语从句例句"Theenvironmentalcrisisthattestsourcommitmenttofuturegenerations.""Developingeconomicsystemsthatvalueconservationasmuchasconsumption."定语从句练习完成下列句子，使用适当的关系词：Renewableenergyisthesolution_____canhelpusreducecarbonemissions.Thescientist_____researchfocusesonbiodiversityconservationwillgivealecturetomorrow.Theyear2020wasatime_____manypeoplerealizedtheimportanceofenvironmentalprotection.Thisisthenationalpark_____endangeredspeciesareprotected.语法点讲解2虚拟语气在环保话题中的应用01虚拟语气基本概念虚拟语气用于表达不真实的情况、愿望、建议或假设，在讨论环保问题时常用于描述假设情景或提出建议。02与现在事实相反If+主语+过去式，主语+would/could/might+动词原形例：Ifeveryonereducedtheirplasticuse,wewouldseelesspollutioninouroceans.03与过去事实相反If+主语+had+过去分词，主语+would/could/might+have+过去分词例：Ifwehadimplementedstricterregulationsearlier,wecouldhavepreventedmuchoftheenvironmentaldamage.04表达愿望或建议Iwish/Ifonly+过去式（现在）/过去完成时（过去）例：Iwishgovernmentstookclimatechangemoreseriously.环保话题中的典型句型表达假设性解决方案Ifweadoptedrenewableenergyglobally,carbonemissionswoulddecreasedramatically.Wereallcountriestocooperateonclimateaction,wecouldachievetheParisAgreementgoals.Ifeveryhouseholdcompostedtheirfoodwaste,landfillvolumeswouldbesignificantlyreduced.表达环保愿望与遗憾Iwishpeopleweremoreconsciousabouttheirenvironmentalimpact.Ifonlywehadprotectedmoreforestsinthepastcentury.It'stimewetookdecisiveactionagainstclimatechange.应用练习：使用虚拟语气，写出三个关于环境保护的假设句子，分别表达与现在事实相反、与过去事实相反，以及对未来的愿望。听力训练导入环保专家访谈：面对气候变化的挑战本次听力材料是一段环保专家SarahJohnson与主持人JohnMiller的访谈对话，内容围绕气候变化的当前挑战、可能的解决方案及个人行动展开。SarahJohnson是气候科学家，曾参与多项国际气候研究项目，对全球变暖趋势有深入研究。听力前预测根据主题和嘉宾背景，预测以下问题可能会在访谈中被讨论：近年来气候变化的具体表现和影响各国在应对气候变化方面的努力和不足减缓气候变化的有效策略和技术解决方案普通民众可以采取的环保行动未来气候变化的预测和警示关键词预测在听力过程中，注意捕捉以下可能出现的关键词：globalwarming,carbonemissions,climateagreement,renewableenergy,fossilfuels,extremeweather,sustainablelifestyle,carbonfootprint,climatepolicy听力技巧带着问题听，有针对性地寻找答案注意说话者的语气和强调词，把握重点信息记录关键词和数据，帮助理解和记忆不要被生词阻碍，从上下文推测意思听完后尝试用自己的话概括主要内容听力练习1听力材料概述你将听到一段关于全球变暖影响的讲座片段。讲者讨论了全球变暖导致的极端天气事件增加、海平面上升以及生物多样性减少等问题，并提出了一些应对策略。听力时长：约3分钟建议：第一遍听力时获取大意，第二遍听力时关注细节信息选择题示例1.根据讲座，以下哪项是全球变暖的主要原因？A.太阳活动增强B.人类活动产生的温室气体排放C.自然气候循环D.森林覆盖面积增加2.讲者提到，如果不采取行动，到本世纪末海平面预计将上升多少？A.10-20厘米B.30-60厘米C.1-2米D.3-4米重点信息捕捉技巧注意信号词：首先(first)、其次(second)、最重要的(mostimportantly)等过渡词通常引出重要信息把握数字信息：百分比、年份、数量等具体数据常是考查重点识别语气变化：说话者强调或重复的内容往往很重要关注问题与解决方案：听力材料常涉及问题描述和相应对策听力答题策略选择题解题技巧：听前通读题目和选项，预测可能的答案听力过程中有针对性地捕捉相关信息注意干扰项，它们通常包含材料中提到但与问题无关的信息不确定时，排除明显错误的选项，提高正确率完形填空解题技巧：先阅读整篇文章，理解大意预测空缺处可能填入的词汇类型（名词、动词等）注意听力中的同义替换表达听力练习2对话填空练习你将听到一段关于社区回收项目的对话。请在听力后完成下面的对话摘要，填入适当的词汇。A:I'veheardourcommunityisstartinganew_______projectnextmonth.B:Yes,that'sright.It'spartofthecity'splantoreduce_______by30%inthenexttwoyears.A:Howwillitworkexactly?B:Eachhouseholdwillreceivethree_______bins:oneforpaper,oneforplastic,andonefor_______.A:Andwhataboutelectronicwaste?B:Therewillbeaspecial_______centeratthecommunityhallwherepeoplecandropoffoldcomputers,phones,andotherelectronicdevices.A:Thatsoundsgreat!Ithinkthisprojectwillreallyhelpourcommunitybecomemore_______.答案：recycling,waste,separate,glass,collection,sustainable听力补充活动小组讨论：根据听到的内容，讨论你所在社区或学校的回收现状，并提出可行的改进建议。口语相关句型总结询问环保项目What'sthepurposeofthisenvironmentalproject?Howdoestherecyclingsystemwork?Whenwilltheprogrambeimplemented?表达支持Ifullysupportthisgreeninitiative.Thisprojectwilldefinitelymakeapositiveimpact.I'dliketovolunteerforthisprogram.提出建议Haveyouconsideredincludingcompostingaswell?Itmightbehelpfultoprovideeducationalmaterials.Perhapswecouldorganizeacommunityworkshopaboutrecycling.口语练习1小组讨论：如何减少污染？讨论准备分成3-4人小组，讨论以下话题：我们的城市面临着严重的空气和水污染问题。作为普通市民，我们可以采取哪些具体措施来减少污染？政府、企业和个人各自应承担什么责任？讨论步骤各自准备2-3分钟，列出个人观点和支持论据小组内轮流发言，每人2-3分钟互相提问和回应，深入讨论（10分钟）总结小组观点，推选代表向全班汇报（5分钟）评分标准语言准确性：词汇使用恰当，语法基本正确流利度：表达流畅，停顿和犹豫较少内容充实度：观点清晰，有具体例子支持互动质量：积极参与讨论，恰当回应他人观点有用表达引入观点Inmyopinion...Ibelievethat...Frommyperspective...表示同意Icompletelyagreewithyou.That'sexactlywhatIthink.You'vemadeagoodpointabout...表示部分同意Iagreewithyoutosomeextent,but...That'strue,however...Youhaveapointthere,although...表示不同意Iseeyourpoint,butIthink...I'mafraidIdon'tagreebecause...Ihaveadifferentviewonthisissue.口语练习2角色扮演：环保志愿者宣传活动场景设置你们是一个大学环保社团的志愿者，正在校园内设立宣传摊位，向同学们介绍环保理念和日常环保小技巧。过往的学生会停下来询问各种环保问题。角色分配学生A：环保社团成员，负责介绍垃圾分类学生B：环保社团成员，负责介绍节能减排学生C：普通学生，对环保感兴趣但知识有限学生D：持怀疑态度的学生，质疑个人行动的意义活动流程1.角色准备（5分钟）2.角色扮演（10-15分钟）3.反馈与点评（5分钟）观点表达句型训练提出建议Iwouldsuggestthatwereduceouruseofsingle-useplastics.Oneeffectivewaytohelptheenvironmentistousepublictransportation.Haveyouconsideredcompostingyourfoodwaste?Itwouldbebeneficialifmorepeopleinstalledsolarpanels.表达担忧I'mconcernedabouttherisinglevelsofoceanpollution.Whatworriesmeishowquicklywe'relosingbiodiversity.Thealarmingrateofdeforestationissomethingwecannotignore.反驳观点WhileIunderstandyourpoint,individualactionsdoadduptosignificantchange.That'sacommonmisconception.Infact,studiesshowthatpersonalchoicesimpactglobalemissions.Irespectfullydisagree.Evensmallstepsarebetterthannoactionatall.支持意见Istronglysupporttheideathatgovernmentsshouldinvestmoreinrenewableenergy.Yourpointaboutcorporateresponsibilityisabsolutelycrucial.Icouldn'tagreemoreabouttheneedforstricterenvironmentalregulations.阅读拓展材料相关文章推荐1"TheEconomicsofClimateChange"作者：NicholasStern这篇经典文章探讨了气候变化的经济影响，分析了采取行动与不作为的成本对比。文章强调，现在投资于气候变化缓解措施在经济上比未来应对其后果更为合理。2"PlasticOceans:ANewReality"作者：SarahThompson这篇文章揭示了塑料污染对海洋生态系统的毁灭性影响，探讨了微塑料如何进入食物链，并提出了减少塑料使用的创新解决方案。3"SustainableCitiesofTomorrow"作者：DavidChen文章描绘了未来可持续城市的蓝图，包括绿色建筑、智能交通系统、城市农业和可再生能源网络，为城市规划者提供了实用的发展路径。重点句型与词汇摘录"Thecostsofstabilizingtheclimatearesignificantbutmanageable;delaywouldbedangerousandmuchmorecostly."(Stern)"Microplasticshavebeenfoundinvirtuallyeverycornerofouroceans,fromthedeepesttrenchestoremoteArcticice."(Thompson)"Smartcitiesdon'tjustimplementtechnology;theyintegratesystemsandempowercitizenstocreatemorelivableurbanenvironments."(Chen)阅读理解题目设计以下是基于推荐文章设计的阅读理解题型：主旨概括题WhatisthemainargumentofStern'sarticle?细节理解题AccordingtoThompson,howdomicroplasticsenterthefoodchain?推理判断题BasedonChen'sarticle,whichofthefollowingwouldNOTbeafeatureofsustainablecities?词义猜测题Theword"integrate"inChen'sarticlemostlikelymeans:作者态度题WhatisThompson'sattitudetowardsthecurrentplasticpollutionsituation?阅读拓展活动：选择一篇推荐文章进行深入阅读，准备一个3-5分钟的口头报告，分享文章的主要观点、支持证据以及你对文章的评价。写作指导1环保主题议论文写作议论文结构讲解引言(Introduction)吸引读者注意的开场白（引用、统计数据、简短故事）背景信息介绍（环境问题的现状与严重性）明确的论点陈述(thesisstatement)主体段落(BodyParagraphs)每段一个中心论点，支持总论点论点句(topicsentence)开始每个段落使用具体例子、数据、专家观点等支持论点解释论据与论点的关系过渡句连接各段落，保持文章连贯性结论(Conclusion)重申论点，总结主要论据强调问题的重要性或紧迫性提出行动呼吁或展望未来以发人深省的句子结尾环保主题写作范文分析TheUrgencyofClimateAction[引言]Climatechangeisnolongeradistantthreatbutapresentrealityaffectingcommunitiesworldwide.Fromdevastatingwildfirestounprecedentedflooding,extremeweathereventshavebecomeincreasinglycommon.Asglobaltemperaturescontinuetorise,theneedforimmediateanddecisiveclimateactionhasneverbeenmoreapparent.[主体段落示例]Renewableenergyadoptionrepresentsoneofthemosteffectivestrategiesforcombatingclimatechange.Solarandwindpowerhavebecomeincreasinglyaffordable,withpricesdroppingbyover70%inthepastdecade.CountrieslikeDenmarkandGermanyhavedemonstratedthattransitioningtorenewableenergyisnotonlyenvironmentallysoundbuteconomicallyviable.Byinvestingincleanenergyinfrastructure,nationscanreduceemissionswhilecreatingnewjobsandfosteringinnovation.[结论]Theclimatecrisisdemandsacoordinatedglobalresponse.Whilethechallengesaresignificant,thetechnologiesandstrategiesneededtoaddressthemalreadyexist.Whatremainsissummoningthepoliticalwillandpublicsupportnecessaryformeaningfulaction.Ourcollectivefuturedependsonthechoiceswemaketoday.写作指导2环保主题写作技巧常用连接词与过渡句并列关系:moreover,inaddition,furthermore,besides,what'smore因果关系:therefore,asaresult,consequently,thus,hence转折关系:however,nevertheless,despite,although,incontrast举例说明:forexample,forinstance,toillustrate,suchas时间顺序:firstly,secondly,finally,meanwhile,subsequently环保话题常用表达表达紧迫性:urgentissue,pressingconcern,criticalchallenge,immediateaction描述问题:environmentaldegradation,ecologicalcrisis,biodiversityloss提出解决方案:sustainablealternatives,renewableresources,greeninitiatives强调责任:collectiveresponsibility,sharedobligation,moralimperative写作修改技巧内容检查:论点是否清晰，论据是否充分，结构是否合理语言润色:避免重复用词，使用同义词替换，增加表达多样性语法检查:主谓一致，时态正确，标点符号使用恰当逻辑梳理:确保段落之间、句子之间的逻辑连贯写作练习题目练习1：环保倡议书写一封致学校管理层的环保倡议书，提出减少校园塑料使用的具体建议。要求：包含问题陈述、解决方案和预期效果使用正式语言和恰当的书信格式提出至少三项具体、可行的建议字数：200-250词练习2：环保措施比较论文比较个人行动和政府政策在应对气候变化中的作用，并说明哪种方法更有效。要求：明确的论点和结构完整的论证使用对比结构，分析两种方法的优缺点提供具体例子和数据支持观点字数：300-350词优秀写作示例片段Individualactions,whilecommendable,haveinherentlimitationsinaddressingclimatechange.Apersonmightdiligentlyrecycle,usepublictransportation,andreducemeatconsumption,yettheircarbonfootprintrepresentsamerefractionofglobalemissions.Incontrast,governmentpoliciescancreatesystemicchangethroughregulations,incentives,andinfrastructureinvestments.Forinstance,Germany'sRenewableEnergyActtransformedthecountry'senergylandscape,increasingrenewableenergyusagefrom6%toover40%intwodecades.Thisillustrateshowpolicyinterventionscanachievescaleandspeedthatindividualactionsalonecannotmatch.Nevertheless,dismissingpersonalresponsibilitywouldbemisguided.Individualchoicescollectivelyshapemarketdemandsandsocialnorms.Furthermore,engagedcitizensareessentialforcreatingthepoliticalwillnecessaryforambitiousenvironmentalpolicies.Therefore,themosteffectiveapproachcombinesbothpersonalcommitmentandpolicyreform,recognizingtheircomplementaryrolesindrivingmeaningfulenvironmentalchange.课堂互动设计1环保知识竞赛活动设计分组：将全班分为4-5个小组，每组4-5人竞赛形式：问答形式，每组轮流回答问题计分规则：答对得2分，答错不扣分，其他组可抢答（得1分）时间：约20-25分钟，每个问题限时30秒奖励：获胜小组可获得小奖品或加分奖励示例问题Whatisthemaingreenhousegasresponsibleforglobalwarming?Namethreerenewableenergysources.Whatdoestheacronym"SDG"standforinthecontextofenvironmentalprotection?Whichinternationalagreementaimstocombatclimatechange,signedin2015?Whatis"greenwashing"andwhyisitproblematic?Namethreeendangeredspeciesduetoenvironmentaldegradation.WhatistheGreatPacificGarbagePatch?Explaintheconceptof"carbonfootprint".海报设计合作项目在竞赛结束后，各小组将合作设计一张环保主题海报：任务要求每组选择一个具体环保主题（如塑料污染、气候变化、生物多样性等）海报需包含：醒目标题、简明信息、视觉元素、行动呼吁所有文字必须使用英语设计时间：30分钟成果展示：每组派代表用英语介绍海报（2分钟/组）评分标准内容准确性和相关性（30%）创意和视觉吸引力（25%）英语表达清晰度（25%）团队合作（20%）课堂互动设计2环保主题辩论赛辩论话题"发展中国家应该优先考虑经济发展而非环境保护。"("Developingcountriesshouldprioritizeeconomicdevelopmentoverenvironmentalprotection.")辩论流程准备阶段（15分钟）：分成正方和反方两队小组内讨论论点和论据分配发言角色和顺序辩论阶段（30分钟）：开场陈述：各方3分钟反驳环节：各方2分钟自由辩论：10分钟总结陈词：各方2分钟评分反馈（10分钟）：师生共同评价辩论表现讨论辩题的多维思考模拟环保会议角色设置政府代表（环境部门官员）企业代表（能源、制造业等）环保组织代表科学家/专家社区居民代表主持人/会议协调员会议议题"制定本地区五年环保行动计划"活动流程各角色准备发言（10分钟）主持人介绍会议背景和目标（2分钟）各方代表陈述立场和建议（每人2分钟）开放讨论，协商解决方案（15分钟）起草并通过最终行动计划（10分钟）角色退出，总结反思（5分钟）互动活动学习目标：通过辩论和角色扮演，学生将练习正式场合的英语表达，学会从多角度思考环境问题，并提高批判性思维和团队协作能力。这些活动也帮助学生将课堂所学的词汇和句型应用到实际交流中。复习重点词汇与短语环境描述词汇biodiversity生物多样性deforestation森林砍伐desertification沙漠化habitat栖息地ecosystem生态系统extinction灭绝conservation保护污染相关词汇emissions排放物greenhousegases温室气体carbonfootprint碳足迹toxicwaste有毒废物oilspill石油泄漏smog烟雾landfill垃圾填埋场解决方案词汇sustainable可持续的renewableenergy可再生能源recycling回收利用biodegradable可生物降解的carbonneutral碳中和eco-friendly环保的conservationefforts保护努力词汇记忆技巧分享词根词缀法通过分析词根词缀记忆词汇，例如：bio-(生命)+diversity(多样性)=biodiversity(生物多样性)de-(去除)+forest(森林)+-ation(名词后缀)=deforestation(森林砍伐)re-(再次)+cycle(循环)+-ing(进行)=recycling(回收利用)语义网络法将相关词汇建立联系，形成网络：pollution（污染）→emissions（排放物）→greenhousegases（温室气体）→globalwarming（全球变暖）→climatechange（气候变化）这种方法帮助你理解词汇间的逻辑关系，更容易记忆和应用。情景联想法将词汇与具体场景或图像联系：想象海滩上的塑料垃圾来记忆"marinepollution"想象风力发电机的画面来记忆"renewableenergy"想象动物失去家园来记忆"habitatloss"复习语法点语法结构总结定语从句用于修饰名词或代词的从句，由关系词引导。例：Thepollutionwhichcomesfromfactoriesisharmfultotheenvironment.关系词选择取决于先行词（人/物）和在从句中的成分（主语/宾语等）。虚拟语气用于表达不真实的情况、愿望或建议。例：Ifeveryonereducedtheircarbonfootprint,globalwarmingwouldslowdown.常见结构：If+过去式，would/could/might+动词原形（与现在事实相反）被动语态强调动作的承受者而非执行者，环保话题中常用。例：Millionsoftreesarecutdowneveryyearforpaperproduction.结构：be+过去分词典型错误纠正错误示例纠正解释ThecitywhichIlivedthereispolluted.ThecitywhereIlivedispolluted.或ThecityinwhichIlivedispolluted.定语从句中不应重复使用there，且表示地点应使用where或inwhich。Ifwewillusemorerenewableenergy,wewillreducepollution.Ifweusemorerenewableenergy,wewillreducepollution.条件状语从句中不用将来时态，用一般现在时表示将来。Thegovernmentmusttotakeactionagainstclimatechange.Thegovernmentmusttakeactionagainstclimatechange.情态动词后用原形动词，不加to。语法自测练习Choosethecorrectrelativepronoun:Theenvironmentalissues_____wediscussedyesterdayareurgent.A.whoB.whichC.whomD.whoseCompletethesentencewiththecorrectform:Ifgovernments_____(implement)stricterregulationstenyearsago,thesituation_____(be)betternow.Changetopassivevoice:Peoplethrowawaymillionsofplasticbottleseveryday.复习听说读写综合训练综合练习题示例读写结合任务阅读下面的短文，然后完成写作任务：Recentstudiesshowthatmicroplasticshavebeenfoundindrinkingwatersourcesworldwide,includingbottledwater.Thesetinyplasticparticles,lessthan5mminsize,comefromthebreakdownoflargerplasticitemsandfrommicrobeadsinpersonalcareproducts.Scientistsareconcernedaboutpotentialhealthimpactsastheseparticlesmaycontainharmfulchemicalsandcanaccumulateinthebodyovertime.Whileresearchonhumanhealtheffectsisstillongoing,manyenvironmentalexpertsrecommendreducingplasticuseasaprecautionarymeasure.写作任务：基于上述信息，写一封给当地报纸的读者来信，表达你对微塑料污染的担忧，并提出至少两项减少个人塑料使用的具体建议。（150-200词）听说结合任务听一段关于垃圾分类的录音，然后准备一个2分钟的口头报告，介绍：录音中提到的垃圾分类主要类别实施垃圾分类面临的主要挑战你所在地区垃圾分类的现状你对改进垃圾分类系统的建议课堂小测验以下小测验涵盖了本单元的核心内容，检测学习成果：词汇配对（5分）将左侧词汇与右侧释义匹配：sustainablebiodiversityemissionconservationrenewablevarietyofplantandanimallifecapableofbeingusedwithoutbeingdepletedabletobemaintainedatacertainlevelprotectionofnaturalresourcessubstancedischargedintotheair语法选择（5分）选择正确的选项完成句子：Ifwe_____moretrees,there_____lesscarbondioxideintheatmosphere.A.planted;wouldbeB.plant;willbeC.willplant;wouldbeRenewableenergyisasolution_____manycountriesareinvesting.A.whichB.inwhichC.where阅读理解（5分）阅读一段关于气候变化的短文，回答问题短文写作（10分）以"MyRoleinEnvironmentalProtection"为题，写一篇80-100词的短文课后作业布置阅读理解练习TheRisingTideofEco-AnxietyAsclimatechangeaccelerates,psychologistsarereportingasurgeinwhattheycall"eco-anxiety"–distresscausedbyenvironmentaldamageandfearsforthefutureofourplanet.Thisphenomenonisparticularlyprevalentamongyoungpeople,whofaceinheritingaworlddramaticallyalteredbyglobalwarming.A2021globalsurveyof10,000youngpeopleaged16-25foundthat59%wereveryorextremelyworriedaboutclimatechange,with45%sayingtheirfeelingsaboutclimatechangenegativelyaffectedtheirdailyfunctioning.Manyreportedfeelingsofhelplessness,anger,andbetrayalbygovernmentsandoldergenerations.Mentalhealthprofessionalsarenowdevelopingstrategiestoaddresseco-anxiety,emphasizingthatthesefeelingsarerationalresponsestorealthreats.Theyrecommendchannelinganxietyintoconstructiveaction,connectingwithlike-mindedcommunities,andpracticingself-care.Environmentaleducatorssuggestfocusingonsolutionsandsuccessstoriestopreventdespair.阅读理解问题Whatis"eco-anxiety"accordingtothetext?Whichdemographicgroupisparticularlyaffectedbyeco-anxiety?Whatpercentageofyoungpeoplesurveyedreportedthatclimateconcernsaffectedtheirdailyfunctioning?Whatemotionsdomanyyoungpeoplereportfeelingaboutclimatechange?Whatstrategiesdomentalhealthprofessionalsrecommendfordealingwitheco-anxiety?写作任务环保倡议书以大学学生会环保部成员的身份，写一份环保倡议书，呼吁全校师生参与"无塑料校园"行动。要求：使用适当的格式（标题、称呼、正文、落款）说明倡议的背景和目的提出至少三项具体、可行的建议使用本单元学过的环保词汇和句型语言正式得体，逻辑清晰字数：200-250词提交方式：下周上课前通过学习平台提交电子版文档，或打印纸质版带到课堂。评分标准：内容相关性（30%）、语言准确性（30%）、结构组织（20%）、创意与实用性（20%）教学资源推荐在线学习资源在线词典与语法网站CambridgeDictionary：提供详细的词义解释和例句，特别是环保术语的专业用法Grammarly：帮助检查语法错误和改进写作表达PurdueOWL：提供写作指导，包括论文结构、引用格式等T：同义词词典，帮助丰富环保主题词汇表达阅读资源NationalGeographic：高质量的环保主题文章和精美图片BBCEarth：提供环境新闻和深度报道ScienceDaily-Environment：最新环境科学研究报道TheGuardian-Environment：关注环境政策和全球环保动态视听资源TEDTalks-ClimateChange：专家分享环保理念和创新解决方案BBCEarthDocumentaries：高质量自然纪录片，提升听力理解OurPlanet(Netflix)：探索地球生态系统和环境挑战TheClimateQuestion(BBCPodcast)：探讨气候变化问题移动应用推荐Duolingo：提供环保主题的词汇和句型练习Quizlet：制作和学习环保英语词汇卡片Tandem：与外国伙伴交流环保话题，提高口语VoiceofAmerica-LearningEnglish：提供简明英语新闻，包含环保专题推荐书籍EnvironmentalScience:AGlobalConcern-WilliamP.Cunningham&MaryAnnCunninghamSilentSpring-RachelCarson（环保经典著作）