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1、话题语篇专攻练20 环境保护(二)(建议用时35分钟)Ⅰ.阅读理解ABurmesepythons(缅甸蟒蛇)aresomeofthebiggestsnakesintheworldandalsooneofthebiggestproblemsinFlorida’swetlands.Sostateofficialshaveaskedhunterstolendahand.ThepythonsareoriginallyfromAsia.BroughttotheUSaspetsorzooanimals,somewererelea
2、sedorbrokefreeintothewildandfoundFlorida’swarmweathertobeperfectforanewsettlement.Itisestimatedthattensofthousandsnowliveintheevergladesandthestate’smarshywetlands.Thesesupersizesnakesareinvasivespecies.“Theproblemiswithanimals,”saysCarliSegelson,spokespersonfo
3、rtheFloridaFishandWildlifeConservationCommission.“Thepythonseatnativebirds,reptiles,andsmallmammals,manyofwhicharethreatenedspecies.”Sincethepythonmovedin,severalnativespecies,suchasbobcatsandrabbits,havelargelydisappearedfromFlorida’swetlands.SotheFloridagover
4、nmenthasinvitedhunterstoassistinsolvingthissevereenvironmentalproblem.Peoplewillbeallowedtohuntpythonsaroundtheirbreedinggroundsforonemonth,startingonJanuary12.OfficialsareevenofferingcashprizestowhoeverkillsthemostpythonsandtowhoeverkillsthelongestBurmesepytho
5、ns.Theyarehopingthecontestwillsignificantlyreducethepopulationofthisdangerousinvader.“Ourgoalistohelpgetridofthepythonsfromthewild,educatethepublicaboutthesnakes’impactontheFloridaecosystem,andinformthemofwhatimpactsnon-nativepetscanhaveifallowedintothewild,”Se
6、gelsonsaid.Expertssayit’sunlikelythesnakeswilleverberemovedfromthewildinFlorida.Buttheyhopetobringthepythonproblemundercontrolandpreventthesnakesfromdoingmoreharm.8【文章大意】本文讲述缅甸蟒蛇破坏佛罗里达的生态平衡,政府下定决心进行捕杀甚至进行现金奖励以保持生态平衡。1.WecaninferfromthetextthatFloridamustbeaplac
7、ewhereitis______.A.wetandwarm B.rainyandwindyC.warmanddryD.wetandcold【解析】选A。细节理解题。第二段提到Itisestimatedthattensofthousandsnowliveintheevergladesandthestate’smarshywetlands.据估计有成千上万的蛇生活在沼泽和湿地,故可知选A项。2.Bysaying“Theproblemiswithanimals”inParagraph3,CarliSegelsonm
8、eansthat______.A.thepythonsareharmfulforotheranimalsB.peoplehavetroubleprotectinganimalsC.thepopulationofanimalsissmallerD.mostanimalsaredangeroustothepythons【解析】选A。句意猜测题。第三