大学英语四级阅读理解试题(内含答案)(16)

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）

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