欢迎来到英语课堂\n\n“人与自然和谐发展”是时代的主题，生态环保的话题也越来越多地出现在新试题中。在命题方面有以下趋势：1．题材：强调人与自然和谐发展。2．选材：关注人、自然的生态现状和未来发展。3．命题：形式多样，突出整体理解，合理推断。\n\nA_possible_solution_to_global_warming_may_be_further_away_than_ever,_accordingtoanewreportpublishedinthejournalNature.Scientistsmeasuringhowmuchofthegreenhousegascarbondioxideislockedawayinthedeepoceanbyplanktonwhenitdiesfoundthatitwassignificantlylessthanpreviousestimates.Planktonisanaturalsponge(海绵)forcarbondioxide.Itoccursnaturallyintheoceananditsgrowthisstimulatedbyironwhichitusestophotosynthesise(光合作用)andgrow.Whenplanktondiesitsinkstothebottomoftheoceanlockingawaysomeofthecarbonithasabsorbedfromtheatmosphere.Fertilisingplanktonbytheartificialadditionofironhaslongbeenproposedasapotentialwaytogeoengineertheremovalofcarbondioxidefromtheatmosphere.\nResearchersanalysedanareaoftheSouthernoceanknowntobenaturallyrichinironandtheirreportrevealsthattheamountofcarbonsequestered(隐藏)tothedeepoceanforagiveninputofnaturalironfallsfarshortofpreviousgeoengineeringestimates.Thishasseriousimplicationsforproposalstoinfluenceclimatechangethroughironfertilisationofthesea.Yetsomeresearchersbelievethatthetheoryshouldnotbediscountedandthatmoreresearchisneeded.DrGaryFonesisamarinebiogeochemistattheUniversityofPortsmouth'sSchoolofEarthandEnvironmentalScience.HewaspartoftheteamwhichcarriedoutthestudyaroundtheCrozetislandsintheSouthernocean.Hesaid:“Weknowthatcarbonistransportedtothedeepoceanandseabed(海底)viatheplankton，butthequestionishowmuchandforhowlong？”Thecombinedresultsofallthestudiesundertakensofarindicatethattherecouldbeotherfactorsinfluencingtheamountofcarbonexported.\n1．Whichstatementofthefollowingistheclosesttotheunderlinedsentenceinthemeaning?A．Peoplewillneversolvetheproblemofglobalwarming.B．Asolutiontotheproblemofglobalwarmingismoreeffectivethanever.C．Ithasbeenfoundtosolvetheproblemofglobalwarming.D．Thereisstillalongwaytogotosolvetheproblemofglobalwarming.\n2．Accordingtothepassage，whatdoesplanktonusetogrow?A．Carbondioxide.B．Iron.C．Photosynthesise.D．Seawater.3.Inwhichsectionofanewspapercanyouprobablyfindthisarticle?A．EntertainmentReportB．SocietyNewsC．ScientificExplorationD．AdvertisementInformation\n4．WhichofthefollowingstatementsisNOTtrue?A．ResearchersoriginallythoughtthattheSouthernOceanisrichinironresources.B．Planktoncaneasilyabsorbcarbondioxide，whichoccursnaturallyintheocean.C．Therecouldn'tbeotherfactorsinfluencingtheamountofcarbonexportedexceptplankton.D．Whenplanktondiesitsinkstothebottomoftheoceanlockingawaysomeofthecarbon.\n5．Inthelastparagraph，quoteDrGaryFones'wordsinordertoshowthat________.A．thenumberofcarbonwhichistransportedtothedeepoceanandseabedisstillfurtherstudiedB．thewayofcarbonwhichistransportedtothedeepoceanandseabedisstillfurtherstudiedC．thetimeofcarbonwhichistransportedtothedeepoceanandseabedisstillfurtherstudiedD．thefactorsofcarbonwhichistransportedtothedeepoceanandseabedisstillfurtherstudied\n【语篇解读】本文是发表在自然杂志上的一份新的报告，根据报告的内容可知，找到解决全球变暖的办法可能会比以往任何时候都遥远。还有大量的工作要做。1．D细节理解题。根据下文第三段最后一句话“Thishasseriousimplicationsforproposalstoinfluenceclimatechangethroughironfertilisationofthesea.”的阐述，可知由于浮游生物靠铁来生长，它锁定了大量的铁，已严重影响了一些通过海洋里丰富的铁资源来影响气候变化的建议。可知这个方法行不通，故人们还有很长的路要走，故答案为D。2．B细节理解题。根据文章第二段中“itsgrowthisstimulatedbyironwhichitusestophotosynthesise(光合作用)andgrow”可知，浮游生物的成长是靠它用来光合作用和成长的铁来刺激的，故答案为B。\n3．C文章归属题。纵观全文这是一篇报道寻找解决全球变暖的一种解决方法，属于科技探索类内容，而非娱乐报导，社会新闻和广告信息，故答案应该是C。4．C细节判断题。根据文章第三段“ResearchersanalysedanareaoftheSouthernoceanknowntobenaturallyrichiniron”可知A选项正确，根据第二段中“Planktonisanaturalsponge(海绵)forcarbondioxide”可知选项B表述正确，根据文章最后一句话“sofarindicatethattherecouldbeotherfactorsinfluencingtheamountofcarbonexported.”可知C选项表述错误，从第二段“Whenplanktondiesitsinkstothebottomoftheoceanlockingawaysomeofthecarbon”可知D表述也正确，故答案为C。5．A细节理解题。根据博士的话“butthequestionishowmuchandforhowlong”可知答案为A。\n【难句分析】[原文]Itoccursnaturallyintheoceananditsgrowthisstimulatedbyironwhichitusestophotosynthesise(光合作用)andgrow.[译文]这个在海洋里自然发生，并且浮游生物的成长是靠它用来光合作用和成长的铁来刺激的。[分析]本句中whichitusestophotosynthesise(光合作用)andgrow为定语从句，先行词为iron。\n本小节结束请按ESC键返回\n
