2021-2022年甘肅省蘭州市公共英語五級(筆試)測試卷(含答案)

2021-2022年甘肅省蘭州市公共英語五級(筆試)測試卷(含答案)學校:________班級:________姓名:________考號:________

一、1.ListeningComprehension(15題)1.Accordingtoanotherexplanation，wheredidthisexpressionprobablycomefrom?

A.Australia．B.Japan．C.Netherland．D.England．

2.HowmanypeopledependonlocalriceandfoodinSouthAsiacurrently?

A.Morethan150millionpeople.

B.Lessthan150millionpeople.

C.About100millionpeople.

D.About120millionpeople.

3.Ifyoupokeyourtongueintoaholeofyourteeth,itfeelsverytinyandslim.

A.TrueB.Fasle

4.Allchainscanofferstudentsthesametypeofcourseindifferentplaces.

A.TrueB.Fasle

5.A15%-20%dropinbodywatercancausethebloodsystemtofail.

A.TrueB.Fasle

6.PartA

Directions:Youwillhearatalk.Asyoulisten,answerQuestions1-10bycirclingTRUEorFALSE.YouwillhearthetalkONLYONCE.Younowhave1minutetoreadQuestions1-10.

聽力原文：Hello,everyone.TodayIwillintroduceyouthelearningchainsinBritain.Herethechainsrefertoschoolslinkedtogetheraspartofagroup.Theycanofferstudentsmanypracticaladvantages.

Whenpeopleareaskedtonamealanguageschool,moreoftenthannot,theythinkofoneofthelargeinternationalchainsofschools.Somearevastlanguageteachingorganizationswithschoolsinmanydifferentcountriesandmayteachjustonelanguage.

Oneofthemainstrengthsofthesechainsisthefactthattheirnameisfamiliartopeopleallovertheworld.Thiscanbeabigadvantageintheconfusingworldoflanguagelearning.Moststudentsarebewilderedbymelargechoiceofschoolsandcoursesonoffer,bothathomeandabroad,andsomanyprefertochooseaschoolwhichhasafamiliarnameandanestablishedreputation.Chainschoolsknowthis,andpartoftheirsuccessisduetoeffectivemarketingandadvertising,whichhelpstokeeptheirnamewell-known.

Butchainschoolsshouldnotbedismissedbyseriousstudentsjustbecausetheyuseclevermarketingtechniques.Theyhaveotherimportantstrengthenswhichcanprovideadvantagestostudents.Aschoolisonlyasgoodasitsteachersandfacilities,andmanychainsofferveryhighstandardsinboth.Morechainsrequirethattheirteachershaveinternationallyrecognizedqualificationsandamaximumamountofteachingexperience.Itisimportantforchainstomaintainthesestandardsatallschools,becausethereputationofthewholechaincanbeaffectedifoneschoolperformsbadly.

Studentsalsobenefitfromthestandardizedstructureofchains.Mostchainsusethesametextbooksinalltheirschools,andoftentheyproducetheirowncourseworkmaterials.Theyalsoorganizetheircoursesinmesamewaywhichmeansthatstartingdatesandcourselengthsareusuallythesameatallschools.

Forstudents,oneofthemainadvantagesofthisstandardizedstructureissimplicity.IfyoucannotdecidewhethertostudyintheU.S.orBritain,forexample,mostchainsallowstudentstostarttheirlanguagecourseatoneschoolandcontinueatanother,sotheycanexperiencedifferentregionsordifferentcountries,aspartofthesamestudytrip.

Chainschoolstendtobelargerthansinglecenterschools,whichcanalsohaveadvantagesforstudents.Withlargernumbersofstudents,schooladministratorscanachieveabettermixtureofnationalitiesinclassrooms.Thismeansthatstudentscanavoidbeingwithotherstudentswhospeaktheirlanguage.Thisgivesthemthechancetomeetstudentsfromothercountries,andtopracticetheirEnglishwiththem.

Somechainsofferstudentsaverysimplebookingandenrolmentprocedurewhichisalsouseful.Applicationformsandenrolmentproceduresarethesameforallschools,sostudentsneedonlysupplytheirdetailsonce.

Studentsmayfindthattheycanbooktheircourseabroadthrougharepresentativeofachainschoolintheirowntownorcity.Otherchainsofferacentralizedbookingfacility,sostudentsonlyhavetocontactonecentertomakeabookinganywhereintheworld.

Chainschoolsoftenoperateindifferentlocations,whereasasingleschoolislikelytobebasedpermanentlyinonebuilding.Manychainschoolsoperatetemporaryschools,particularlyduringthesummerholidays.InBritain,theyoftenusesecondaryschoolpremiseswhichareemptyduringtheschoolholidays.

StudyingEnglishinanEnglish-speakingcountryisthemosteffectivewaytolearnthelanguage,butformanystudentsthisisonlyonestageoftheirlearningcareer.Moststudentsstartlearning

A.TrueB.Fasle

7.Whichofthefollowingcanbecalledasa"lameduck"?

A.Adisabledlittlechild.

B.Ahard-workingfarmer.

C.Apoliticianwhohastocometotheendofhispower.

D.Anabsent-mindedoldprofessor.

8.Whichpowerdoesthemansuggest?

A.Waterpower.

B.Windpower.

C.Solarpower.

D.Electronicalpower.

9.聽力原文：M:DidyouhearabouttheaircrashthatoccurredinSouthAmericarecently?Itwasquiteatragicaccident!

W:No,Ididn'tseeanythinginthenewsaboutit.Whathappened?

M:AforeignairlinerwasattemptingtolandatnightinamountainousareainArgentinaandflewintoahill!

W:Thatsoundsreallyterrible!Didanyonesurvive?

M:No,everyoneaboard,includingthecrew,waskilledinstantly.

W:Whatwerethecircumstances?Weretheybadweather,afire,orenginefailure?

M:Apparently,thereweresomelowcloudsinthearea,butmostlyitwasjustmiscommunicationbetweenthepilotsandtheairtrafficcontrollers.

W:Weren'ttheybothspeakinginEnglish,theofficialinternationalaviationlanguage?

M:Yestheywere,butthetransitionfrompoorqualityradioswasslightlydistortedandtheaccentsoftheSpanishspeakingcontrollerswassostrongthatthepilotsmisunderstoodavitalinstruction.

W:Howcouldamisunderstandinglikethatcausesuchaseriousaccident?

M:Thepilotsweretoldtodescendto22,000feet.Theinstructionactuallymeant22,000feet,buttheythoughttheyhearddescend2,000feet.That'sahugedifference,anditshouldhavebeenconfirmed,butitwasnot.Unfortunately,theterrainofthemountainsinNorweijaascendto2,000feet.

W:Sothepilotsdiddescendtothewrongaltitudethen,becausetheywerefollowingtheaircontroller'sinstructions.

M:Sadlyenough,yestheydid.Itwasareallybadmistake.Manypeoplediedasaresultofthesimplymisunderstanding.

W:Wow,that'sapowerfullessononhowimportantitcanbetoaccuratelycommunicatewitheachother.

Whatwasthecauseofthetragedy?

A.Badweather.

B.Humanerror.

C.Breakdownoftheengines.

D.Communicationssystemfailure.

10.PartC

Directions:Youwillhearatalk.Asyoulisten,answerthequestionsorcompletethenotesinyourtestbookletforQuestions21-30bywritingNOTMORETHANTHREEwordsinthespaceprovidedontheright.YouwillhearthetalkTWICE.

Younowhave1minutetoreadQuestions21-30.

聽力原文：Asyouknow,manybigchangeshappenedafterChristopherColumbusandotherEuropeanscametotheAmericas500yearsago.TodayI'mgoingtotalkaboutachangeintheworlddietthewaypeoplecookedandate.Fivehundredyearsago,therewasabigchangeinthedietofpeopleallovertheworld.

Let'stalkaboutthedietinEurope500yearsago.Oneimportantfoodwasmeat.Europeansatemanykindsofmeat,includingbeef,lamb,goat,andpork.Ekandcheesemadefromthemilkofcowsandgoats.TheEuropeansateseveraldifferentgrains：Mostpeopleatewheat,andsomepeopleaterice,whichcamefirstfromAsia.

Now,let'slookatthedietintheAmericasabout500yearsago.ThedietofthenativeAmericanwasquitedifferentfromthedietoftheEuropeans.ThisisbecausetheEuropeanmeats,dairyproducts,andgrainsdidn'texistintheAmericas.However,thenativeAmericansatesomefoodthatdidn'texistinEurope.ThenativeAmericansatedifferentvegetables,suchaspotatoesandtomatoes.Theyatedifferentgrains,suchascorn.Theyatedifferentmeat,suchasturkeyandotherwildbirds.Theyalsousedspicessuchaschocolateandhotchilipeppers.NoneofthesefoodsexistedinEurope500yearsago.

Nowlet'stalkaboutthebigchangeintheworlddiet500yearsago,afterColumbusandtheEuropeanswenttotheAmericas.

AfterEuropeanswenttotheAmericas,thedietofthenativeAmericanschangedalot.WhentheEuropeanswenttotheAmericas,theytookmanynewkindsoffoodwiththem.TheEuropeansgavesomeofthefood,themeat,dairyproducts,andgrainstothenativeAmericansandthenthenativeAmericansstartedtousetheEuropeanfoodintheircooking.Asaresult,thedietintheAmerica'stodayisverydifferentfromtheirdiet500yearsago.Forexample,ifyougotoacountrylikeMexico,youcanseethatthetraditionalMexicanfoodusesalotofbeef,pork,cheese,wheat,andrice,allfoodsthatcamefromEuropewithColumbus.

AftertheEuropeansreturnedtoEuropefromtheAmericas,therewasalsoabigchangeinthedietofpeopleinEuropeandtherestoftheworld.WhentheEuropeansreturnedtoEurope,theytookmanynewkindsoffoodbackfromtheAmericas.Theytookbackthevegetables,grains,andspicesthattheyfoundintheAmericas.Littlebylittle,peoplealloverEuropestartedusingthenewfoodsintheircooking,andthenthefoodsspreadaroundtheworldtoAfrica,theMiddleEastandAsia.

Someofthenewfoodspreadveryquicklyaroundtheworld.Oneexampleisthechilipepper.Youmaybesurprisedtoknowthat500yearsago,thechilipepperdidn'texistinmanycountriesthat.arefamoustodayfortheirhotandspicyfoodmadewithchilies.Actually．weminkthatthefirstchilipepperwastakentoSpainbyColumbusin1493,whenhereturnedfromtheAmericas.Afteronly100years,chilipeppershadspreadallaroundtheworld.Theygroweasilyinwarmweather.TheonlyplacethatthechilipepperdidnotbecomepopularwasNorthernEurope,probablybecauseitistoocoldtogrowchilipepperseasily.

Althoughchilipeppersspreadquickly,otherfoodsfromtheAmericasspreadveryslowly.Potatoesareagoodexample.Ittookabout250yearsforthepotatoestospreadaroundtheworld.ThereasonittooksolongisthatEuropeansthoughtthatpotatoeswerepoisonous.ThepotatolookedalotlikeaverypoisonousplantthatgrewinEurope.Peoplewereafraidtoeatpotatoes!Foralongtime,peopleonlyusedpotatoestofeedtheirpigs.Butslowly,peoplestartedusingpotatoesasfoodforthemselves.Today,ofcourse

11.WhatwerethetwothingsthatinterestedDr.Huber?

12.Accordingtothespeaker,whatdoesamanagerhavetotreateveryoneofhisstaffas?

13.Womenhavemorefatcellssowomenhavelesswater.

A.RightB.Wrong

14.Dr．MannisnowinCambridge，writingabookonthe______．

15.WhatdidEuropeansthinkofpotatoes?

二、2.UseofEnglish(10題)16.(39)

17.

【C14】

18.

【C16】

19.

【C2】

20.(34)

21.

【C12】

22.

【C13】

23.

【C11】

24.(38)

25.Themostobviouspurposeofadvertisingistoinform.theconsumerofavailableproductsorservices．Thesecond【C1】______istoselltheproduct．Thesecondpurposemightbemoreimportanttothemanufacturersthanthe【C2】______．Themanufacturersgobeyondonlytellingconsumersabouttheirproducts．Theyalsotrytopersuadecustomerstobuythe【C3】______bycreatingadesire【C4】______it．Becauseofadvertisement，consumersthinkthattheywantsomethingthattheydonotneed．Afterbuyingsomething，thepurchasercannotalwaysexplainwhyitwas【C5】______．

Even【C6】______thepurchaserprobablydoesnotknowwhyheorsheboughtsomething，themanufacturers【C7】______．Manufacturershaveanalyzedthebusinessof【C8】______andbuying．Theyknowallthedifferentmotivesthatinfluenceaconsumer'spurchase—somerationaland【C9】______emotional．Furthermore，they

takeadvantageofthis【C10】______.

Why【C11】______somanyproductsdisplayedatthecheckoutcountersingrocerystores?Thestoremanagementhassomegood【C12】______.Bythetimethecustomeris【C13】______topayforapurchase,heorshehasalreadymaderational.thought-outdecisions【C14】______whatheorsheneedsandwantstobuy.The【C15】______

feelsthatheorshehasdoneagoodjobofchoosingtheitems.Theshopperisespeciallyvulnerableatthispoint.The【C16】______ofcandy,chewinggum,andmagazinesareveryattractive.Theypersuadethepurchasertobuysomethingforemotional,not【C17】______motives.Forexample,thecustomerneitherneedsnorplanstobuycandy.butwhilethecustomerisstanding,waitingtopaymoney,heorshemaysuddenlydecidetobuy【C18】______

Thisisexactly【C19】______thestoreandthemanufacturerhopethatthecustomerwill【C20】______

Thecustomerfollowshisorherplan.

【C1】

三、3.ReadingComprehension(15題)26.

Whichofthefollowingstatementsisnottrue?

A.Electricfishcomefromdifferentfamilies.

B.Onecangetashockbytouchingtheelectricraysintwoplaces.

C.Theelectricplatesintheraysareconnectedwiththespinalcord.

D.Theelectriccatfishisedible.

27.

Whyarehorsesusedtocatchtheelectriceels?

A.Tofrightentheeels.

B.Toexhausttheeels.

C.Toattracttheeels.

D.Tostirthewater.

28.

Theword"tarnish"(line4,paragraph4)mostprobablymeans______.

A.affectB.warnC.troubleD.stain

29.

WhatdidtheUNcallonnationstodoaboutCO2andothergreenhousegasesin1992?

A.TosignanewclimatetreatyatRio.

B.TodraftanagreementamongUNnations.

C.ToforcetheUnitedSatestoreduceitsemissions.

D.TolimitthereleaseofCO2andothergases.

30.

Theauthorimpliesthatwhichofthefollowingischaracteristicofmanyemployeehealthinsuranceplans?

A.Theycoverallthecommonmedicalconditionsaffectingmen,butonlysomeofthoseaffectingwomen.

B.Theylackthespecialprovisionsforwomenworkersthatproposedspeciallaborlawsforwomenwouldprovide.

C.Theypaythemedicalcostsassociatedwithpregnancyandchildbirthonlyforthespousesofmaleemployees,notforfemaleemployees.

D.Theymeetminimumlegalrequirements,butdonotadequatelysafeguardthehealthofeithermaleorfemaleemployees.

31.

Accordingtothepassage,thesolutionofferedbythetechnicianwas______.

A.effectiveB.economicalC.unpracticalD.unacceptable

32.

Theword“connoisseurs”(Paragraph1)mostprobablymeans______．

A.representativesinthePre-RaphaeliteMovement

B.peoplewhoareinfavorofFlorentine

C.criticswhoarelikelytomakeassessments

D.conservativesclingingtoclassicalart

33.(69)

34.Itwaslateintheafternoon,andIwasputtingthefinaltouchonapieceofwritingthatIwasfeelingprettygoodabout.Iwantedtosaveit,butmycursorhadfrozen.Itriedtoshutthecomputerdown,anditseizedupaltogether.Unsureofwhatelsetodo,Iyanked(用力猛拉)thebatteryout.

Unfortunately,Windowshadbeeninthemidstofadelicateandcrucialundertaking.Thenextmorning,whenIturnedmycomputerbackon,itinformedmethatafilehadbeencorruptedandWindowswouldnotload.Then,itofferedtorepairitselfbyusingtheWindowsSetupCD.

IopenedthespecialdrawerwhereIkeepCDs,butnoWindowsCDinthere.Iwasforcedtocallthecomputercompany'sGlobalSupportCentre.Mycallwasansweredbyawomaninsomeunnamed,far-offland.IfinditannoyingtomakesmalltalkwithsomeonewhenIdon'tknowwhatcontinentthey'restandingon.SupposeIweretocommentonthebeautifulweatherwe'vebeenhavingwhentherewasamonsoonattheotherendofthephone?SoIgotrighttothepoint.

"Mycomputeristellingmeafileiscorruptedanditwantstofixitself,butIdon'thavetheWindowsSetupCD."

"Soyou'rehavingaproblemwithyourWindowsSetupCD."Shehasapparentlybeendozingand,havingcometojustasthesentenceended,wasattemptingtocoverforherinattention.

Itquicklybecameclearthatthewomanwasnotacomputertechnician.Herjobwastoserveasagatekeeper,ahumanshieldforthetechnicians.Hersoleduty,asfarasIcouldtell,wastoraiseglobalstresslevels.

Tomakemedisappear,thewomangavemethephonenumberforWindows'creator,Microsoft.Thisislikegivingsomeonethephonenumberfor,Idon'tknow,NorthAmerica.Besides,theCDworked;Ijustdidn'thaveit.NomatterhowmanytimesIrepeatedmystory,wecamebacktothesameplace.Shewascalmandresolutelypolite.

Whenmyvoicehitacertaindecibel(分貝),Iwaspassedalong,likeahot,irritablepotato,toatechnician.

"Youdon'thavetheWindowsSetupCD,ma'am,becauseyoudon'tneedit,"heexplainedcheerfully.

"Windowscamepreinstalledonyourcomputer!"

"ButIdoneedit."

"Yes,butyoudon'thaveit."Wewentonlikethisforawhile.Finally,heofferedtowalkmethroughtheuseofadifferentCD,onethatwoulderasemyentiresystem."Ofcourse,you'dloseallyoure-mail,yourdocuments,yourphotos."Itwaslikeofferingtodropasafeonmyheadtocuremyheadache."Youmightbeabletorecoverthem,butitwouldbeexpensive."Hesoundeddelighted."Andit'snotcoveredbythewarranty(產(chǎn)品保證書)!"Thesafebegantoseemlikeagoodidea,provideditwasfull.

Ihungupthephoneanddrovemycomputertoasmall,friendlyrepairplaceI'dheardabout.Asmart,helpfulmandugoutaWindowsCDandtoldmeitwouldn’tbeaproblem.Anhourlater,hecalledtoletmeknowitwasready.Ithankedhim,andwechattedabouttheweather,whichwasthesameoutsidemywindowasitwasoutsidehis.

Whydidtheauthorshutdownhercomputerabruptly?

A.Shehadsavedwhatshehadwritten.

B.Shecouldn'tmovethecursor.

C.Thecomputerrefusedtowork.

D.Thecomputerofferedtorepairitself.

35.Defendersofspecialprotectivelaborlegislationforwomenoftenmaintainthateliminatingsuchlawswoulddestroythefruitsofacentury-longstrugglefortheprotectionofwomenworkers.Evenabriefexaminationofthehistoricpracticeofcourtsandemployerswouldshowthatthefruitofsuchlawshasbeenbitter;theyare,inpractice,moreofacursethanablessing.

Sex-definedprotectivelawshaveoftenbeenbasedonstereotypicalassumptionsconcerningwomen'sneedsandabilities,andemployershavefrequentlyusedthemaslegalexcusesfordiscriminatingagainstwomen.AftertheSecondWorldWar,forexample,businessesandgovernmentsoughttopersuadewomentovacatejobsinfactories,thusmakingroominthelaborforceforreturningveterans.Therevivalorpassageofstatelawslimitingthedailyorweeklyworkhoursofwomenconvenientlyaccomplishedthis.Employershadonlytodeclarethatovertimehourswereanecessaryconditionofemploymentorpromotionintheirfactory,andwomencouldbequitelegallyfired,refusedjobs,orkeptatlowwagelevels,allinthenameof"protecting"theirhealth.Byvalidatingsuchlawswhentheyarechallengedbylawsuits,thecourtshavecolludedovertheyearsinestablishingdifferent,lessadvantageousemploymenttermsforwomenthanformen,thusreducingwomen'scompetitivenessonthejobmarket.Atthesametime,eventhemostwell-intentionedlawmakers,courts,andemployershaveoftenbeenblindtotherealneedsofwomen.Thelawmakersandthecourtscontinuetopermitemployerstoofferemployeehealthinsuranceplansthatcoverallknownhumanmedicaldisabilitiesexceptthoserelatingtopregnancyandchildbirth.

Finally,laborlawsprotectingonlyspecialgroupsareoftenineffectiveatprotectingtheworkerswhoareactuallyintheworkplace.Somechemicals,forexample,posereproductiverisksforwomenofchildbearingyears;manufacturersusingthechemicalscomplywithlawsprotectingwomenagainstthesehazardsbyrefusingtohirethem.Thusthesex-definedlegislationprotectsthehypotheticalfemaleworker,buthasnoeffectwhateveronthesafetyofanyactualemployee.Thehealthriskstomaleemployeesinsuchindustriescannotbenegligible,sincechemicalstoxicenoughtocausebirthdefectsinfetusesorsterilityinwomenarepresumablyharmfultothehumanmetabolism.Protectivelawsaimedatchangingproductionmaterialsortechniquesinordertoreducesuchhazardswouldbenefitallemployeeswithoutdiscriminatingagainstany.

Insum,protectivelaborlawsforwomenarediscriminatoryanddonotmeettheirintendedpurpose.Legislatorsshouldrecognizethatwomenareintheworkforcetostay,andthattheirneeds—goodhealthcare,adecentwage,andasafeworkplace—aretheneedsofallworkers.Lawsthatignorethesefactsviolatewomen'srightsforequalprotectioninemployment.

Accordingtotheauthor,whichofthefollowingresultedfromthepassageorrevivalofstatelawslimitingtheworkhoursofwomenworkers?

A.Womenworkerswerecompelledtoleavetheirjobsinfactories.

B.Manyemployershaddifficultyinprovidingjobsforreturningveterans.

C.Manyemployersfoundithardtoattractwomenworkers.

D.Thehealthofmostwomenfactoryworkersimproved.

36.(76)

37.(78)

38.PartA

Directions:ReadthefollowingtextsandanswerthequestionswhichaccompanythembychoosingA,B,CorD.MarkyouranswersonANSWERSHEET1.

Inrecentyears,therehasbeenasteadyassaultonsaltfromthedoctors:Saltisbadforyou—regardlessofyourhealth.Politiciansalsogotonboard."Thereisadirectrelationship,"UScongressmanNealSmithnoted,"betweentheamountofsodiumapersonconsumesandheartdisease,circulatorydisorders,strokeandevenearlydeath."

Frightening,iftrue!Butmanydoctorsandmedicalresearchersarenowbeginningtofeelthesaltscarehasgonetoofar."Allthishueandcryabouteatingsaltisunnecessary,"Dr.Dustaninsists."Formostofusitprobablydoesn'tmakemuchdifferencehowmuchsaltweeat."Dustan'smostrecentshort-termstudyof150peopleshowedthatthosewithnormalbloodpressureunderwentnochangeatallwhenplacedonanextremelylow-saltdiet,orlaterwhensaltwasreintroduced.Ofthehypertensivesubjects,however,halfofthoseonthelow-saltdietdidexperienceadropinbloodpressure,whichreturnedtoitspreviouslevelwhensaltwasreintroduced.

"Anadequatetosomewhatexcessivesaltintakehasprobablysavedmanymorelivesthanithascostinthegeneralpopulation,"notesDr.JohnH.Laragh."Soarecommendationthatthewholepopulationshouldavoidsaltmakesnosense."

Medicalexpertsagreethateveryoneshouldpracticereasonable"moderation"insaltconsumption.Foranaverageperson,amoderateamountmightrunfromfourtotengramsaday,orroughly1/2to1/3ofateaspoon.Thee-quivalentofonetotwogramsofthissaltallowancewouldcomefromthenaturalsodiuminfood.Therestwouldbeaddedinprocessing,preparationoratthetable.

Thosewithkidney,liverorheartproblemsmayhavetolimitdietarysalt,iftheirdoctoradvises.Buteventheveryvocal"lowsalt"exponent,Dr.ArthurHullHayes,Jr.admitsthat"Wedonotknowwhetherincreasedsodiumconsumptioncauseshypertension."Infact,thereisincreasingscientificevidencethatotherfactorsmaybeinvolved:deficienciesincalcium,potassium,perhapsmagnesium;obesity(muchmoredangerousthansodium);geneticpredis-potition;stress.

"Itisnotyourenemy,"saysDr.Laragh,"SaltistheNo.1naturalcomponentofallhumantissue,andtheideathatyoudon'tneeditiswrong.Unlessyourdoctorhasproventhatyouhaveasalt-relatedhealthproblem,thereisnoreasontogiveitup."

Accordingtosomedoctorsandpoliticians,theamountofsaltconsumed______.

A.exhibitsasanaggravatingfactortopeopleinpoorhealth

B.curesdiseasessuchasstrokeandcirculatorydisorders

C.correlateshighlywithsomediseases

D.isirrelevanttopeoplesufferingfromheartdisease

39.PartA

Directions:ReadthefollowingtextsandanswerthequestionswhichaccompanythembychoosingA,B,CorD.MarkyouranswersonANSWERSHEET1.

Inathree-monthperiodlastyear,twoBrooklyniteshadtobecutoutoftheirapartmentsandcardedtohospitalonstretchersdesignedfortransportingsmallwhales.TheNationalAssociationtoAdvanceFatAcceptance(NAAFA)arguesthatitwasnottheircombined900kgbulkthatmadethemill.Obesity,accordingtoNAAFA,isnotbadforyou.And,evenifitwas,thereisnothingtobedoneaboutit,becausegenesdictateweight.Attemptingtoeatlessmerelyslowsmetabolism,havingpeopleaschubbyasever.

ThisisthefatlashmovementthatcausesAmerica'sslimmingindustrysomuchpain.InhisbookBinFatLies(Ballantine,1996),GlennGaessersaysthatnostudyyethasconvincinglyshownthatweightisanindependentcauseofhealthproblems.Fatnessdoesnotkillpeople;thingslikehypertension,coronaryheartdiseasesandcancerdo.MichaelFumento,authorofTheFatoftheLand(Viking,1997),ananti-fatlashdiatribe,comparesDrGaesser'slogicwithsayingthattheguillotinedidnotkillLouisXVI:Rather,itwastheseveringofhisvertebrae,thecuttingofallthebloodvesselsinhisneck,and...thetraumacausedbyhisheaddroppingseveralfeetintoawickerbasket.

Beingfatkillsinseveralways.Itmakespeoplefarmorelikelytosufferfromheartdiseaseorhighbloodpressure.Evenmoderateobesityincreasesthechanceofcontractingdiabetes.Being40%overweightmakespeople30%～50%morelikelytodieofcancer,accordingtotheAmericanCancerSociety.Extremefatnessmakespatientssomuchlesslikelytosurvivesurgerythatmanydoctorsrefusetooperateuntiltheyslim.

Theideathatbeingoverweightiscausedbyobesitygenesisnotwhollyfalse:researchershavefoundanumberofgenesthatappeartomakesomepeoplebumoffenergyataslowerrate.Butgenesarenotdestiny.Thedifferencebetweensomeonewithageneticpredispositiontogainweightandsomeonewithoutappearstoberoughly40calories-oraspoonfulofmayonnaise—aday.

Analternativefatlashargument,advancedinbookssuchasDeanOnrush'sEatMore,WeightLess(HarperCollies,1993)andDateAtrens'sDon'tDiet(WilliamMorrow,1978),isthatfatnessisnotamatterofeatingtoomuch.TheynotethatasAmericans'weighthasballoonedoverthelastfewdecades,theirreportedcaloricintakehasplunged.Thissimplyexplainspeople'sownrecollectionofhowmuchtheyeatisextremelyunreliable.Andastheygrowfatter,peoplefeelguiltyandaremorelikelytofibabouthowmuchtheyeat.Allreputablestudiesshowthateatinglessandexercisingreduceweight.

Certainly,thebody'smetabolismslowsalittlewhenyouloseweight,becauseittakeslessenergytocarrylessbulkaround,andbecaus