大学英语六级阅读理解冲刺训练题

大学英语六级阅读理解冲刺训练题

高校英语六级阅读理解冲刺训练题

lettheendwithoutregret,maketheprocessmoreperfect.

以下是我为大家搜寻整理的高校英语六级阅读理解冲刺训练题，期望

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Recentresearchhasclaimedthatanexcessofpositiveions

intheaircanhaveanilleffectonpeoplesphysicalor

psychologicalhealth.Whatarepositiveions?Well,theair

isfullofions,electricallychargedparticles,andgenerally

thereisaroughbalancebetweenthepositiveandthenegative

charged.Butsometimesthisbalancebecomesdisturbedanda

largerproportionofpositiveionsarefound.Thishappens

naturallybeforethunderstorm,earthquakeswhenwindssuchas

theMistral,HamsinorSharavareblowingincertaincountries.

Oritcanbecausedbyabuild-upofstaticelectricityindoors

fromcarpetsorclothingmadeofman-madefibres,orfromTV

sets,duplicatorsorcomputerdisplayscreens.

Whenalargenumberofpositiveionsarepresentintheair

manypeopleexperienceunpleasanteffectssuchasheadaches,

fatigue,irritability,andsomeparticularlysensitivepeople

suffernauseaorevenmentaldisturbance.Animalsarealso

affected,particularlybeforeearthquakes,snakeshavebeen

observedtocomeoutofhibernation,ratstozleefromtheir

burrows,dogshowlandcatsjumpaboutunaccountably.Thishas

ledtheUSGeographicalSurveytofundanetworkofvolunteers

千里之行，始于足下。

towatchanimalsinanefforttoforeseesuchdisastersbefore

theyhitvulnerableareassuchasCalifornia.

Conversely,whenlargenumbersofnegativeionsare

present,thenpeoplehaveafeelingofwell-being.Natural

conditionsthatproducetheselargeamountsarenearthesea,

closetowaterfallsorfountains,orinanyplacewherewater

issprayed,orformsaspray.Thisprobablyaccountsforthe

beneficialeffectofaholidaybythesea,orinthemountains

withtumblingstreamsorwaterfalls.

Toincreasethesupplyofnegativeionsindoors,some

scientistsrecommendtheuseofionisers：smallportable

machines,whichgeneratenegativeions.Theyclaimthat

ionisersnotonlycleanandrefreshtheairbutalsoimprove

thehealthofpeoplesensitivetoexcesspositiveions.Of

course,therearethedetractors,otherscientists,who

dismisssuchclaimsandareskepticalaboutnegative/positive

ionresearch.Thereforepeoplecanonlymakeuptheirownminds

byobservingtheeffectsonthemselves,oronothers,ofa

negativerichorpoorenvironment.Afterallitisdebatable

whetherdependingonseismicreadingstoanticipate

earthquakesismoreeffectivethanwatchingthecat.

1.Whateffectdoesexceedingpositiveionizationhaveon

somepeople?

A.Theythinktheyareinsane.

B.Theyfeelratherbad-temperedandshort-fussed.

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C.Theybecomeviolentlysick.

D.Theyaretootiredtodoanything.

2.Inaccordancewiththepassage,staticelectricitycan

becausedby___.

A.usinghome-madeelectricalgoods.

B.wearingclothesmadeofnaturalmaterials.

C.walkingonartificialfloorcoverings.

D.copyingTVprogramsonacomputer.

3.Ahighnegativeioncountislikelytobefound__.

A.nearapoundwithawaterpump.

B.closetoaslow-flowingriver.

C.highinsomebarrenmountains.

D.byarotatingwatersprinkler.

4.Whatkindofmachinecangeneratenegativeionsindoors?

A.Ionisers.

B.Air-conditioners.

千里之行，始于足下。

C.Exhaust-fans

D.Vacuumpumps.

5.Somescientistsbelievethat__.

A.watchinganimalstoanticipateearthquakesismore

effectivethandependingonseismography.

B.theunusualbehaviorofanim