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1高考英语阅读理解专项训练生态环保类(一)Theneedtofeedagrowingpopulationisputtingmuchpressureontheworld'ssupplyofwater.With97%oftheworld'swatertoosaltytobedrunkorusedinagriculture,theworldwidesupplyofwaterneedscarefulmanagement,especiallyinagriculture.Althoughtheideaofawatershortage(短缺)seemsstrangetosomeonefortunateenoughtoliveinahighrainfallcountry,manyoftheworld'sagriculturalindustriesexperienceconstantwatershortages.Althoughdamscanbebuilttostorewaterforagriculturaluseindryareasanddryseasons,thecostsofwaterredistribution(重新分配)areveryhigh.Notonlyistherethecostoftheengineeringitself,butthereisalsoanenvironmentalcosttobeconsidered.Wherevalleys(山谷)arefloodedtocreatedams,housesarelostandwildlifehomesdestroyed.Besides,watermayfloweasilythroughpipestofields,butitcannotbetransportedfromonesideoftheworldtotheother.Eachcountrymustthereforerelyonthemanagementofitsownwatertosupplyitsfarmingrequirements.Thisisparticularlytroublingforcountrieswithagriculturalindustriesinareasdependentonirrigation(灌溉).InTexas,farmers'overuseofirrigationwaterhasresultedina25%reductionofthewaterstores.IntheCentralValleyareaofsouthwesternUSA,ahugewaterengineeringprojectprovidedwaterforfarmingindryvalleys,butmuchofthewaterusehasbeenpoorlymanaged.SaudiArabia'sattemptstogrowwheatindesertareashaveseenthepumpingofhugequantitiesofirrigationwaterfromundergroundreserves.Becausethereisnorainfallintheseareas,suchreservescanonlydecrease,anditisbelievedthatfiftyyearsofpumpingwillseethemrundry.1.Fromthefirsttwoparagraphswelearnthat________.A.muchoftheworld'swaterisavailableforuseB.peopleinhighrainfallcountriesfeelluckyC.thecostsofwaterredistributionshouldbeconsideredD.watercanbeeasilycarriedthroughpipesacrosstheworld2.WhichofthefollowingisTRUE?A.ThewaterstoresinTexashavebeenreducedby75%.B.Mostindustriesintheworldsufferfromwatershortages.C.TheundergroundwaterinSaudiArabiamightrunoutin50years.D.GoodmanagementofwateruseresultedfromtheprojectintheCentralValley.3.Whatismostlikelytobediscussedintheparagraphthatfollows?A.Stepstoimprovingwaterusemanagement.2B.Waystoreducethecostsofbuildingdams.C.Measurestodealwithworldwidewatershortages.D.Approachestohandlingthepressureonwatersupply.4.Thetextismainlyabout________.A.watersupplyandincreasingpopulationB.waterusemanagementandagricultureC.waterredistributionandwildlifeprotectionD.watershortagesandenvironmentalprotection(二)(2010·辽宁高考)ItwasavillageinIndia.Thepeoplewerepoor.However,theywerenotunhappy.Afterall,theirforefathershadlivedinthesamewayforcenturies.Thenoneday,somevisitorsfromthecityarrived.Theytoldthevillagersthereweresomepeopleelsewherewholikedtoeatfrog'slegs.However,theydidnothaveenoughfrogsoftheirown，andsotheywantedtobuyfrogsfromotherplaces.Thisseemedlikemoneyfornothing.Thereweremillionsoffrogsinthefieldsaround，andtheywerenousetothevillagers.Alltheyhadtodowascatchthem.Agreementwasreached，andthechildrenweresentintothefieldstocatchfrogs.Everyweekatruckarrivedtocollectthecatchandhandoverthemoney.Forthefirsttime,thepeoplewereabletodreamofabetterfuture.Butthedreamdidn'tlastlong.Thechangewashardlynoticedatfirst,butitseemedasifthecropswerenotdoingsowell.Moreworryingwasthatthechildrenfellillmoreoften,and,thereseemedtobemoreinsectsaroundlately.Thevillagersdecidedthattheycouldn'tjustwaittoseethecropsfailingandthechildrengettingweak.Theywouldhavetousethemoneyearnedtobuypesticides(杀虫剂)andmedicines.Soontherewasnomoneyleft.Thenthepeoplerealizedwhatwashappening.Itwasthefrog.Theyhadn'tbeenuseless.Theyhadbeendoinganimportantjob—eatinginsects.Nowwithsomanyfrogskilled,theinsectswereincreasingmorerapidly.Theyweredamagingthecropsandspreadingdiseases.Now，thepeoplearestillpoor.Butintheeveningstheysitinthevillagesquareandlistentosoundsofinsectsandfrogs.Thesesoundsofthenightnowhaveamuchdeepermeaning.1.FromParagraph1，welearnthatthevillagers________.A.workedveryhardforcenturiesB.dreamedofhavingabetterlifeC.werepoorbutsomewhatcontentD.livedadifferentlifefromtheirforefathers32.Whydidthevillagersagreetosellfrogs?A.Thefrogswereeasymoney.B.Theyneededmoneytobuymedicine.C.Theywantedtopleasethevisitors.D.Thefrogsmadetoomuchnoise.3.Whatmightbethecauseofthechildren'ssickness?A.Thecropsdidn'tdowell.B.Thereweretoomanyinsects.C.Thevisitorsbroughtindiseases.D.Thepesticideswereoverused.4.Whatcanweinferfromthelastsentenceofthetext?A.Happinesscomesfrompeacefullifeinthecountry.B.Healthismoreimportantthanmoney.C.Theharmonybetweenmanandnatureisimportant.D.Goodolddayswillneverbeforgotten.(三)Weproduce500billionofplasticbagsinayearworldwideandtheyarethrownawaypollutingoceans，killingwildlifeandgettingdumpedinlandfillswheretheytakeupto1000yearstodecompose.Researchershavebeenunsuccessfullylookingforasolution.The16yearoldCanadianhighschoolstudent，DanielBurd,fromWaterlooCollegiateInstitute,hasdiscoveredawaytomakeplasticbagsdegrade(分解)inasfewas3months，afindingthatwonhimfirstprizeattheCanada－WideScienceFair，a$10000prize，a$20000scholarship,andachancetorevolutionizeamajorenvironmentalissue.Burd'sstrategywassimple:Sinceplasticdoeseventuallydegrade,itmustbeeatenbymicroorganisms(微生物).If