大学英语四级阅读理解试题(内含答案)(2)

c.murder

d.allofthese

2.Everydaythereareover_____highschoolstrdentswhowillbecomeregularsmoker.

a.75b.23c.30d.3000

3.By"dropout"theauthormeans______.

a.studentswhofailedtheexamination

b.studentswholeftschool

c.studentswholosttheirway

d.studentswhoweredrivenoutofschool

4.Thereasonfordecliningadolescentsmokingisthat________.

a.NCIhastakeneffectivemeasures

b.smokingispreventedamonghighschoolseniors

c.therearemanysmokerswhohavediedofcancer

d.noneofthese

5.Whatisimpliedbutnotstatedbytheauthoristhat________.

a.smokingratesamongyouthhavedeclinedverylittle

b.therearenowmorefemalethanmalesmokersamonghighschoolseniors

c.highsmokingratesareduetotheinceaseinwealth

d.smokingathighschoolarefromlowsocio-economicbackgrounds

答案：bdbdb

大学英语四级阅读理解试题40篇之五（含答案）

Thefoodweeatseemstohaveprofoundeffectsonourhealth.Althoughsciencehasmadeenormousstepsinmakingfoodmorefittoeat,ithas,atthesametime,mademanyfoodsunfittoeat.Someresearchhasshownthatperhapseightypercentofallhumanillnessesarerelatedtodietandfortypercentofcancerisrelatedtothedietaswell,especiallycancerofthecolon.Differentculturesaremorelikelytocausecertaindifferentillnessesbecauseofthefoodthatischaracteristicinthesecultures.

英语四级阅读理解训练集(40篇)!

Thatfoodisrelatedtoillnessisntoanewdiscovery.In1945,about35yearsago,governmentresearchersrealizedthatnitrates,commonlyusedtopreservecolorinmeats,andotherfoodadditivies,causedcancer.Yet,thesecarcinogenicadditivesremaininourfood,anditbecomesmoredifficultallthetimetoknowwhichthingsonthepackaginglabelsofprocessedfoodarehelpfulorharmful.Theadditiveswhichweeatarenotallsodirect.Farmersoftengivepenicillintobeefandlivinganimals,andbecauseofthis,penicillinhasbeenfoundinthemilkoftreatedcow.Sometimessimilardrugsaregiventoanimalsnotformedicalpurposes,butforfinancialreasons.Thefarmersaresimplytryingtofattentheanimalsinordertoobtainahigherpriceonthemarket.AlthoughtheFoodandDrugAdministration(FDA)hastriedrepeatedlytocontroltheseprocedures,thepracticescontinue.

1.Whatisthebestpossibletitleofthepassage?

a.DrugandFood

b.CancerandHealth

c.FoodandHealth

d.HealthandDrug

2.WhichofthefollowingstatementsisNOTture?

a.Drugsarealwaysgiventoanimalsformedicalreasons

b.Someoftheadditivesinourfoodareaddedtothefooditselfandsomearegiventothelivinganimals

c.Researchershaveknownaboutthepotentialdangersoffoodadditivesforoverthirty-fiveyears.

d.Foodmaycausefortypercentofcancerinworld.

3.Howhassciencedonesomethingharmfultomankind?

a.Becauseofscience,diseasescausedbypollutedfoodhavenbeenvirtuallyeliminated.

b.Ithascausedalackofinformationconcerningthevalueoffood.

c.Becauseoftheapplicationofscience,somepotentiallyharmfulsubstanceshavebeenaddedtofood.

d.Thescientistshavepreservedthecolorofmeats,butnotofvegetables.

4.Whatarenitratesusedfor?

a.Theypreserveflavorinpackagedfoods.

b.Theypreservethecolorofmeats.

c.Theyaretheobjectsofresearch.

d.Theycausetheanimalstobecomefatter.

5.Theword'carcinogenic'mostnearlymeans'_____'.

a.trouble-making

b.color-retaining

c.money-making

d.cancer-causing

答案：cacbd

大学英语四级阅读理解试题40篇之六（含答案）

Asthepaceoflifecontinuestoincrease,wearefastlosingtheartofrelaxation.Onceyouareinthehabitofrushingthroughlift,beingonthegofrommorningtillnight,itishardtoslowdown.Butrelaxationisessentialforahealthymindandbody.

Stressisannaturalpartofeverydayliftandthereisnowaytoavoidit.Infact,itisnotthebadthingitisoftensupposedtobe.Acertainamountofstressisvitaltoprovidemotivationadngivepurposetolife.Itisonlywhenthestressgetsoutofcontrolthatitcanleadtopoorperformanceandillhealth.

Theamountofstressapersoncanwithstanddependsverymuchontheindividual.Somepeoplearenotafraidofstress,andsuchcharactersareobviouslyprimematerialformanagerialresponsibilities.Othersloseheartatthefirstsignsofunusualdifficulties.Whenexposedtostress,inwhateverform,wereactbothchemicallyandphysically.Infactwemakechoicebetween"fight"or"flight"andinmoreprimitivedaysthechoicemadethedifferencebetweenlifeordeath.Thecriseswemeettodayareunlikelytobesoextreme,buthoweverlittlethestress,itinvolvesthesameresponse.Itiswhensuchareactionlastslong,throughcontinuedexposuretostress,thathealthbecomesendangered.Suchseriousconditionsashighbloodpressureandheartdiseasehaveestablishedlinkswithstress.Sincewecannotremovestressfromourlives(itwouldbeunwisetodosoevenifwecould),weneedtofindwaystodealwithit.

英语四级阅读理解训练集(40篇)!

1.Peoplearefindinglessandlesstimeforrelaxingthemselvesbecause_____.

a.theydonotknowhowtoenjoythemselves

b.theydonotbelievethatrelaxationisimportantforhealth

c.theyaretravellingfastallthetime

d.theyarebecomingbusierwiththeirwork

2.Accordingtothewriter,themostimportantcharacterforagoodmanagerishis________.

a.notfearingstress

b.knowingtheartofrelaxation

c.highsenseofresponsibility

d.havingcontroloverperformance

3.Whichofthefollwingstatementsisture?

a.Wecanfindsomewaystoavoidstress

b.Stressisalwaysharmfultopeople

c.Itiseasytochangethehagitofkeepingoneselfbusywithwork.

d.Differentpeoplecanwithstanddifferentamountsofstress

4.InParagraph3,"suchareaction"refersbackto_______.

a."makingachoicebetween'flight'or'fight'"

b."reactiontostressbothchemicallyandphysically"

c."respondingtocrisesquickly"

d."losingheartatthesignsdifficulties"

5.Inthelastsentenceofthepassage,"doso"refersto______.

a."exposeourselvestostress"

b."findwaystodealwithstress"

c."removestressfromourlives"

d."establishedlinksbetweendiseasesandstress"

答案：dadbc

…… 此处隐藏：5203字，全部文档内容请下载后查看。喜欢就下载吧 ……