英语四级阅读理解训练集(40篇)!
5.Asuitabletitleforthispassagewouldbe_______.
a.snowblindnessandhowtoovercomeit
b.natrue'scureforsnowblindness
c.soldiersinthesnow
d.snowvision
18/200答案：CCCAA
大学英语四级阅读理解试题40篇之十九（含答案）
19/200
Waterproblemsinthefuturewillbecomenoreintenseandmorecomplex.Ourincreasingpopulationwilltremendouslyincreaseurbanwastes,primarilysewage.Ontheotherhand,increasingdemandsforwaterwilldeceasesubstantialytheamountofwateravailablefordilutingwastes.Rapidlyexpandingindustrieswhichinvolvemoreandmorecomplexchemicalprocesseswillproducelargevolumesofliquidwastes,andmanyofthesewillcontainchemicalswhicharenoxious.Tofeedourrapidlyexpandingpopulation,agriculturewillhavetobeintensified.Thiswillinvolveever-increasingquantitiesofagriculturalchemicals,Fromthis,itisapparentthatdrasticstepsmustbetakenimmediatelytodevelopcorrectivemeasuresforthepollutionproblem.
Therearetwowaysbywhichthispollutionproblemcanbedwindled.Thefirstrelatestothetreatmentofwastestodecreasetheirpollutionhazard.Thisinvolvestheprocessingofsolidwastes"priorto"disposalandthetreatmentofliquidwastes,orefflunets,topermitthereuseofthewaterorminimizepollutionuponfinaldisposal.
Asecondapproachistodevelopaneconomicuseforallorapartofthewastes.Farmmanureisspreadinfieldsasanutrientororganicsupplement.Effluentsfromsewagedisposalplantsareusedinsomeareasbothforirrigationandforthenutrientscontained.Efflunetsfromotherprocessingplantsmayalsobeusedasasupplementalsourceofwater.Manyindustries,suchasmeatandpoultryprocessingplants,arecurrentlyconvertingformerwasteproductsintomarketablebyproducts.Otherindustriesarepotentialeonomicusesforwasteproducts.
1.Thepurposeofthispassageis______.
a.toalertthereadertothedwindlingwatersupply
b.toexplainindustrialusesofwater
c.toacquaintthereaderwithwaterpollutionproblems
d.todemostratevariousmeasurestosolvethepollutionproblem
2.WhichofthefollowingpointsisNOTINCLUDEDinthepassage?
a.Industrialdevelopmentincudesthesimplificationofcomplexchemicalprocesses.
b.Dilutingwastesneedscertainamountofwater
c.Demandsforwaterwillgoupalongwiththeexpandingpopulation
d.Intensivecultivationoflandrequiresmoreandmorechemicals
3.Thereadercanconcluedthat________.
a.countriesoftheworldwillworktogetheronpolutionproblems
b.byproductsfromwastesleadtoamoreprosperousmarketplace
c.scienceismakinggreatprogressonincreasingwatersupplies
d.someindustriesarenow,akingeconomicuseofwastes
4.Theauthorgivessubstancetothepassagethroughtheuseof_______.
a.interviewswithauthoritiesinthefieldofwatercontrols
b.opinionsandpersonalobservations
c.definitionswhichclarifyimportantterms
d.strongargumentsandpersuasions
5.Thewords"priorto"(para.2)probablymean______.
a.after
b.during
c.before
d.beyond
19/200答案:cadbc
大学英语四级阅读理解试题40篇之二十（含答案）
