大學英語六級(CET-6)12月模擬訓練高頻過關題11（無答案）

最新大學英語六級(CET-6)模擬訓練高頻過關題

COLLEGEENGLISHTEST

—BandSIX—

PartIWriting(30minutes)

請于正式開考后半小時內(nèi)完成該部分，之后將進行聽力考試

Directions:Forthispart,youareallowed30minutestowriteanessaycommentingonthesaying"Respectothers,

andyouwillberespected/'Youcanciteexamplestoillustrateyourviews.Youshouldwriteatleast150words

butnomorethan200words.

PartIIListeningComprehension(30minutes)

SectionA

Directions:Inthissection,youwillheartwolongconversationsAttheendofeachconversation,youwillhearfour

questions.Boththeconversationandthequestionswillbespokenonlyonce.Afteryouhearaquestion,youmust

choosethebestanswerfromthefourchoicesmarkedA),B),C)andD).Thenmarkthecorrespondingletteron

AnswerSheet1withasinglelinethroughthecentre.

Questionslto4arebasedontheconversationyouhavejustheard.

l.A)Theyrewardbusinessesthateliminatefoodwaste.

B)Theyprohibitthesaleoffoodsthathavegonestale.

C)Theyfacilitatethedonationofunsoldfoodstotheneedy.

D)Theyforbidbusinessestoproducemorefoodsthanneeded.

2.A)ltimposedpenaltiesonbusinessesthatwastefood.

B)ltpassedalawaimingtostopoverproduction.

C)ltvotedagainstfoodimportfromoutsideEurope.

D)Itprohibitedthepromotionofbulkfoodsales.

3.A)Ithaswarmeditspeopleagainstpossiblefoodshortage.

B)Ithaspenalizedbusinessesthatkeepoverproducingfoods.

C)lthasstartedanationwidecampaignagainstfoodwaste.

D)Ithasbannedsupermarketsfromdumpingediblefoods.

4.A)Theconfusionoverfoodexpirationlabels.

B)Thesurplusresultingfromoverproduction.

C)Americans'habitofbuyingfoodinbulk.

D)Alackofregulationonfoodconsumption.

Questions5to8arebasedontheconversationyouhavejustheard.

5.A)Ithasstartedaweek-longpromotioncampaign.

B)lthasjustlauncheditsannualanniversarysales.

C)Itoffersregularweekendsalesalltheyearround.

D)ltspecializesinthesaleofladiesdesignerdresses.

6.A)Pricereductionsforitsfrequentcustomers.

B)Couponsforcustomerswithbulkpurchases.

C)Freedeliveryofpurchasesforseniorcustomers.

D)Priceadjustmentswithinsevendaysofpurchase.

7.A)Mailagiftcardtoher.B)Allowhertobuyoncredit.

C)Creditittoheraccount.D)Givehersomecoupons.

8.A)Refundingforgoodsreturned.B)Freeinstallingofappliances.

C)Prolongedgoodswarranty.D)Complimentarytailoring.

SectionB

Directions:Inthissection,youwillheartwopassages.Attheendofeachpassage,youwillhearthreeorfour

questions.Boththepassageandthequestionswillbespokenonlyonce.Afteryouhearaquestion,youmust

choosethebestanswerfromthefourchoicesmarkedA),B),C)andD).Thenmarkthecorrespondingletteron

AnswerSheet1withasinglelinethroughthecentre.

Questions9to11arebasedonthepassageyouhavejustheard.

9.A)Theyarethin,tall,andunlikerealhumanbeings.

B)Theyhavemorethantwentydifferenthairtextures.

C)Theyhavetwenty-fourdifferentbodyshapesintotal.

D)Theyrepresentpeoplefromvirtuallyallwalksoflife.

10.A)Theydonotreflectyounggirls'aspirations.

B)Theyarenotsoldtogetherwiththeoriginal.

C)Theirflatfeetdonotappealtoadolescents.

D)Theirbodyshapeshavenotchangedmuch.

11.A)lntoystores.B)lnshoppingmalls.

C)OntheInternet.D)AtBarbieshops.

Questions12to15arebasedonthepassageyouhavejustheard.

12.A)Moveablemetaltypebegantobeusedinprinting.

B)Chineseprintingtechnologywasfirstintroduce.

C)Theearliestknownbookwaspublished.

D)MetaltypewasimportedfromKorea.

13.A)Ithadmorethanahundredprintingpresses.

B)ltwasthebiggestprinterinthe16thcentury.

C)IthelpedtheGermanpeoplebecomeliterate.

D)Itproducedsome20millionvolumesintotal.

14.A)ltpushedhandwrittenbooksoutofcirculation.

B)ltboostedthecirculationofpopularworks.

C)ltmadewritingaveryprofitablecareer.

D)Itprovidedreaderswithmorechoices.

15.A)ItacceleratedtheextinctionoftheLatinlanguage.

B)Itstandardizedthepublicationofgrammarbooks.

C)Itturnedtranslationintoawelcomeprofession.

D)Itpromotedthegrowthofnationallanguages.

SectionC

Directions:Inthissection,youwillhearthreerecordingsoflecturesortalksfollowedbythreeorfourquestions.

Therecordingswillbeplayedonlyonce.Afteryouhearaquestion,youmustchoosethebestanswerfromthe

fourchoicesmarkedA),B),C)andD).ThenmarkthecorrespondingletteronAnswerSheet1withasingleline

throughthecentre.

Questions16to18arebasedontherecordingyouhavejustheard.

16.A)Theygetboredafterworkingforaperiodoftime.

B)Theyspendanaverageofoneyearfindingajob.

C)Theybecomestuckinthesamejobfordecades.

D)Theychooseajobwithoutthinkingitthrough.

17.A)Seeiftherewillbechancesforpromotion.

B)Findoutwhatjobchoicesareavailable.

C)Watchafilmaboutwaysofjobhunting.

D)Decidewhichjobismostattractivetoyou.

18.A)Thequalificationsyouhave.B)Thepayyouaregoingtoget.

C)Thecultureofyourtargetcompany.D)Theworkenvironmentyouwillbein.

Questions19to22arebasedontherecordingyouhavejustheard.

19.A)ItisasimportantasChristmasforAfrican-Americans.

B)ItisaculturalfestivalfoundedforAfrican-Americans.

C)ItisanancientfestivalcelebratedbyAfrican-Americans.

D)ItisareligiousfestivalcelebratedbyAfrican-Americans.

20.A)TourgeAfrican-Americanstodomoreforsociety.

B)TocallonAfrican-Americanstoworshiptheirgods.

C)TohelpAfrican-Americanstorealizetheirgoals.

D)ToremindAfrican-Americansoftheirsufferings.

21.A)Faithinself-determination.B)Thefirstfruitsoftheharvest.

C)Unityandcooperativeeconomics.D)Creativeworkandachievement.

22.A)Theyreciteaprinciple.B)Theytakeasolemnoath.

C)Theydrinkwinefromtheunitycup.D)Theycallouttheirancestors'names.

Questions23to25arebasedontherecordingyouhavejustheard.

23.A)Itisoneoftheworld'smosthealthydiets.

B)Itcontainslargeamountsofdairyproducts.

C)ltbegantoimpacttheworldinrecentyears.

D)Itconsistsmainlyofvariouskindsofseafood.

24.A)Itinvolved13,000researchersfromAsia,EuropeandAmerica.

B)ItwasconductedinsevenMid-Easterncountriesinthe1950s.

C)Itisregardedasoneofthegreatestresearchesofitskind.

D)lthasdrawntheattentionofmedicaldoctorstheworldover.

25.A)Theycaremuchabouttheirhealth.B)Theyeatfoodswithlittlefat.

C)Theyuselittleoilincooking.D)Theyhavelowermortalityrates.

PartIIIReadingComprehension(40minutes)

SectionA

Directions:Inthissection,thereisapassagewithtenblanks.Youarerequiredtoselectonewordforeachblank

fromalistofchoicesgiveninawordbankfollowingthepassage.Readthepassagethroughcarefullybefore

makingyourchoices.Eachchoiceinthebankisidentifiedbyaletter.Pleasemarkthecorrespondingletterfor

eachitemonAnswerSheet2withasinglelinethroughthecentre.Youmaynotuseanyofthewordsinthebank

morethanonce.

Questions26to35arebasedonthefollowingpassage.

Itisimportantthatscientistsbeseenasnormalpeopleaskingandansweringimportantquestions.Good,

soundsciencedependson26,experimentsandreasonedmethodologies.Itrequiresawillingnesstoasknew

questionsandtrynewapproaches.Itrequiresonetotakerisksandexperiencefailures.Butgoodsciencealso

requires27understanding,clearexplanationandconcisepresentation.

Ourcountryneedsmorescientistswhoarewillingtostepoutinthepublic28andoffertheiropinions

onimportantmatters.Weneedmorescientistswhocanexplainwhattheyaredoinginlanguagethatis29and

understandabletothepublic.Thoseofuswhoarenotscientistsshouldalsobepreparedtosupportpublic

engagementbyscientists,andto30scientificknowledgeintoourpubliccommunications.

Toomanypeopleinthiscountry,includingsomeamongourelectedleadership,stilldonotunderstandhow

scienceworksorwhyrobust,long-rangeinvestmentsinresearchvitallymatter.Inthe1960s,theUnitedStates

31nearly17%ofdiscretionary（可酌t青支酉己的）spendingtoresearchanddevelopment,32decadesof

economicgrowth.By2008,thefigurehadfallenintothesingle33Thisoccursatatimewhenothernations

havemadesignificantgainsintheirownresearchcapabilities.

AttheUniversityofCalifornia（UC）,we34ourselvesnotonlyonthequalityofourresearch,butalsoon

itscontributiontoimprovingourworld.To35thedevelopmentofsciencefromthelabbenchtothemarket

place,UCisinvestingourownmoneyinourowngoodideas.

A.ArenaB.contextual

C.ConvincingD.devoted

E.DigitsF.hasten

G.HypothesesH.impairing

1.IncorporateJ.indefinite

K.IndulgeL.inertia

M.PrideN.reaping

0.Warrant

SectionB

Directions:Inthissection,youaregoingtoreadapassagewithtenstatementsattachedtoit.Eachstatement

containsinformationgiveninoneoftheparagraphs.Identifytheparagraphfromwhichtheinformationisderived.

Youmaychooseaparagraphmorethanonce.Eachparagraphismarkedwithaletter.Answerthequestionsby

markingthecorrespondingletteronAnswerSheet2.

AreWeinanInnovationLull?

[A]Scanthehighlightsofthisyear'sConsumer日ectronicsShow（CES）,andyoumaygetaslightfeelingof

havingseenthembefore.Manyofthecoolestgadgetsthisyeararethesameasthecoolestgadgetslastyear-or

theyearbefore,even.Theboothsarestillexciting,andthedemosarestilljustascrazy.Itisstilleasytobedazzled

bythedisplayofdrones（無人機）,3Dprinters,virtualrealitygoggles（眼鏡）andmore"smart"devicesthanyou

couldeverhopetocatalog.Uponreflection,however,itisequallyeasytofeellikeyouhaveseenitallbefore.And

itishardnottothink:Areweinaninnovationlull（間歇期）?

[B]Insomeways,theanswerisyes.Foryears,smartphones,televisions,tablets,laptopsanddesktopshave

madeupahugepartofthemarketanddriveninnovation.Butnowthesesegmentsarelookingatslowergrowth

curves-orshrinkingmarketsinsomecases-asconsumersarenotaseagertospendmoneyonnewgadgets.

Meanwhile,emergingtechnologies-thedrones,3Dprintersandsmart-homedevicesoftheworld-nowseemabit

toooldtobecalled"thenextbigthing."

[C]Basicallythetechindustryseemstobeinanawkwardperiodnow."Thereisnotanyone-hitwonder;

andtherewillnotbeoneforyearstocome,"saidGaryShapiro,presidentandchiefexecutiveoftheConsumer

TechnologyAssociation(CIA).Inhiseyes,however,thatdoesn'tnecessarilymeanthatinnovationhasstopped.It

hasjustgrownupalittle."Manyindustriesaregoingoutofinfancyandbecomingadolescents,"Shapirosaid.

[D]Forinstance,newtechnologiesthatarebuildinguponexistingtechnologyhavenotfoundtheirfooting

wellenoughtoappealtoamassaudience,because,inmanycases,theyneedtoworkeffectivelywithother

devicestorealizetheirfullappeal.Taketheevolutionofthesmarthome,forexample.Companiesarepushingit

hardbutmakeitalmostoverwhelmingeventodipatoeinthewaterfortheaverageconsumer,becausethereare

somanycompatibilityissuestothinkabout.Noaveragepersonwantstofigureoutwhethertheirfavorite

calendarsoftwareworkswiththeirfridgeorwhethertheirwashingmachineandtabletgetalong.Havingtoinstall

adifferentappforeachsmartapplianceinyourhomeisannoying;itwouldbenicerifyoucouldmanage

everythingtogether.Andwhileyoumayforgiveyoursmartphoneanoccasionalfault,youprobablyhaveless

patienceforerrormessagesfromyourdoorlock.

[E]Companiesarepromotingtheirownstandards,andthemarkethasnothadtimetochooseawinneryet

asthisisstillverynew.Companiesthathavelongfocusedonhardwarenowhavetothinkofecosystemsinsteadto

giveconsumerspracticalsolutionstotheireverydayproblems."Thedialogueischangingfromwhatis

technologicallypossibletowhatistechnologicallymeaningful,"saideconomistShawnDuBravac.DuBravacworks

forCTA-whichputsontheshoweachyear-andsaidthatthisshifttoasearchforsolutionshasbeennoticeableas

heresearchedhispredictionsfor2016.

[F]"SomuchofwhatCEShasbeenaboutisthecool.Itisabouttheflashinessandthegadgets,"saidJohn

Curran,managingdirectorofresearchatAccenture,"Butoverthelastcoupleofyears,andinthisoneinparticular;

wearestartingtoseecompaniesshiftfromwhatisthelargestscreensize,thesmallestformfactorortheshiniest

objectandmoreintowhatallofthesedevicesdothatispracticalinaconsumer'slife."Eventhetechnologypress

conferences,whichhavebeenhigh-profileinthepastandreachedalevelofdramaandtheatricsfittingforaLas

Vegasstage,haveadifferentbenttothem.Ratherthanjustdazzlingwithahighcoolfactor;thereisafocusonthe

practical.Fitbit,forexample,releaseditsfirstsmartwatchMonday,sellingwithaclearpurpose-toimproveyour

fitness-andpromotingitasa"tool,notatoy."Notonlythat,itsupportsanumberofplatforms:Apple'siOS,

Google'sAndroidandMicrosoft'sWindowsphone.

[G]Thatseemstobewhatconsumersaredemanding,afterall.Consumersarebecomingincreasinglybored

withwhatcompanieshavetooffer:Asurveyof28,000consumersin28countriesreleasedbyAccenturefound

consumersarenotasexcitedabouttechnologyastheyoncewere.Forexample,whenaskedwhethertheywould

buyanewsmartphonethisyear,only48percentsaidyes-asix-pointdropfrom2015.

[H]Andwhenitcomestothehyper-connectedsuper-smartworldthattechnologyfirmsarepaintingforus,it

seemsthatconsumersaregrowingmoreuneasyabouthandingoverthemassiveamountsofconsumerdata

neededtoprovidethepersonalized,customizedsolutionsthatcompaniesneedtoimprovetheirservices.That

couldbeanotherexplanationforwhycompaniesseemtobestrengtheningtheirtalkofthepracticalityoftheir

devices.

[I]Companieshavealreadywonpartofthebattle,havingdriventechintoeverypartofourlives,trackingour

stepsandourveryheartbeats.Yetthepersistentquestionof"WhydoIneedthat?"-or,perhapsmoretellingly,

"Whydoyouneedtoknowthat?"-dogsthestepsofmanynewventures.Only13percentofrespondentssaid

thattheywereinterestedinbuyingasmartwatchin2016,forexample-anincreaseofjustonepercentfromthe

previousyeardespiteayearofhigh-profilelaunches.Thatisbadnewsforanyfirmthatmayhopethat

smartwatchescanmakeupgroundformaturingsmartphoneandtabletmarkets.Andthesurveyfoundflat

demandforfitnessmonitors,smartthermostats('恒溫器)andconnectedhomecameras,aswell.

[J]Accordingtothesurvey,thatlackofenthusiasmcouldstemfromconcernsaboutprivacyandsecurity.

Evenamongpeoplewhohaveboughtconnecteddevicesofsomekind,37percentsaidthattheyaregoingtobe

morecautionsaboutusingthesedevicesandservicesinthefuture.Afull18percenthaveevenreturneddevices

untiltheyfeeltheycangetsaferguaranteesagainsthavingtheirsensitiveinformationhacked.

[K]That,too,explainstheheavyWashingtonpresenceatthisyear'sshow,asthesenewtechnologiesintrude

uponheavilyregulatedareas.InadditiontomanyseniorofficialsfromtheFederalTradeandFederal

Communicationscommissions,thisyear'slistofpolicymakersalsoincludesappearancesfromTransportation

SecretaryAnthonyFoxx,totalkaboutsmartcities,andFederalAviationAdministrationAdministratorMichael

Huerta,totalkaboutdrones.

[L]Curran,theAccentureanalyst,saidthatincreasedgovernmentinterestintheshowmakessenseas

technologybecomesalargerpartofourlives,"Thereisanincompatibilityintherateatwhichtheseareadvancing

relativetothewaywe'redigestingit,"hesaid,"Technologyisbecomingbiggerandmoreaspirational,and

penetratingalmosteveryaspectofourlives.Wehavetounderstandandthinkabouttheimplications,and

balancethesegreatinnovationswiththepotentialdownsidestheynaturallycarrywiththem."

36.Consumersareoftenhesitanttotrysmart-homedevicesbecausetheyareworriedaboutcompatibility

problems.

37.Thisyear'selectronicsshowfeaturedthepresenceofmanyofficialsfromthefederalgovernment.

38.Themarketdemandforelectronicdevicesisnoweitherdecliningornotgrowingasfastasbefore.

39.Oneanalystsuggestsitisnecessarytoacceptboththepositiveandnegativeaspectsofinnovative

products.

40.TheConsumerElectronicsShowinrecentyearshasbeguntofocusmoreonthepracticalvaluethanthe

showinessofelectronicdevices.

41.Fewerinnovativeproductswerefoundatthisyear'selectronicproductsshow.

42.Consumersarebecomingmoreworriedaboutgivingpersonalinformationtotechcompaniestoget

customizedproductsandservices.

43.TheConsumerTechnologyAssociationisthesponsoroftheannualConsumerElectronicsShow.

44.Manyconsumerswonderaboutthenecessityofhavingtheirfitnessmonitored.

45.Theelectronicindustryismaturingeventhoughnowonderproductshitthemarket.

SectionC

Directions:Thereare2passagesinthissection.Eachpassageisfollowedbysomequestionsorunfinished

statements.ForeachofthemtherearefourchoicesmarkedA,B,CandD.Youshoulddecideonthebestchoice

andmarkthecorrespondingletteronAnswerSheet2withasinglelinethroughthecentre.

PassageOne

Questions46to50arebasedonthefollowingpassage.

TheParisclimateagreementfinalisedinDecemberlastyearheraldedaneweraforclimateaction.Forthe

firsttime,theworld'snationsagreedtokeepglobalwarmingwellbelow2℃.

Thisisvitalforclimate-vulnerablenations.Fewerthan4%ofcountriesareresponsibleformorethanhalfof

theworld'sgreenhousegasemissions.InastudypublishedinNatureScientificReports,werevealjusthowdeep

thisinjusticeruns.

DevelopednationssuchasAustralia,theUnitedStates,Canada,andEuropeancountriesareessentially

climate"free-riders":causingthemajorityoftheproblemsthroughhighgreenhousegasemissions,while

incurringfewofthecostssuchasclimatechange'simpactonfoodandwater.Inotherwords,afewcountriesare

benefitingenormouslyfromtheconsumptionoffossilfuels,whileatthesametimecontributing

disproportionatelytotheglobalburdenofclimatechange.

Ontheflipside,therearemany"forcedriders",whoaresufferingfromtheclimatechangeimpactsdespite

havingscarcelycontributedtotheproblem.Manyoftheworld'smostclimate-vulnerablecountries,themajority

ofwhichareAfricanorsmallislandstates,produceaverysmallquantityofemissions.Thisismuchlikea

non-smokergettingcancerfromsecond-handsmoke,whiletheheavysmokerisfortunateenoughtosmokein

goodhealth.

TheParisagreementhasbeenwidelyhailedasapositivestepforwardinaddressingclimatechangeforall,

althoughthedetailsonaddressing"climatejustice"canbebestdescribedassketchy.

Thegoalofkeepingglobaltemperaturerise"wellbelow"2?Ciscommendablebuttheemissions-reduction

pledgessubmittedbycountriesleadinguptotheParistalksareveryunlikelytodeliveronthis.

Morethan$100billioninfundinghasbeenputonthetableforsupportingdevelopingnationstoreduce

emissions.However,theagreementspecifiesthatthereisnoformaldistinctionbetweendevelopedand

developingnationsintheirresponsibilitytocutemissions,effectivelyignoringhistoricalemissions.Thereisalso

verylittledetailonwhowillprovidethefundsor,importantly,whoisresponsiblefortheirprovision.Securing

thesefunds,andestablishingwhoisresponsibleforraisingthemwillalsobevitalforthefutureof

climate-vulnerablecountries.

Themostclimate-vulnerablecountriesintheworldhavecontributedverylittletocreatingtheglobaldisease

fromwhichtheynowsufferthemost.Theremusturgentlybeameaningfulmobilisationofthepoliciesoutlinedin

theagreementifwearetoachievenationalemissionsreductionswhilehelpingthemostvulnerablecountries

adapttoclimatechange.

Anditisclearlyuptothecurrentgenerationofleadersfromhigh-emittingnationstodecidewhetherthey

wanttoberememberedasclimatechangetyrantsorpioneers.

46.TheauthoriscriticaloftheParisclimateagreementbecause

A.itisunfairtothoseclimate-vulnerablenations

B.itaimstokeeptemperaturerisebelow2℃only

C.itisbeneficialtoonlyfewerthan4%ofcountries

D.itburdensdevelopedcountrieswiththesoleresponsibility

47.Whydoestheauthorcallsomedevelopedcountriesclimate"free-riders"?

A.Theyneedn'tworryaboutthefoodandwatertheyconsume.

B.Theyarebetterabletocopewiththeglobalclimatechange.

C.Theyhardlypayanythingfortheproblemstheyhavecaused.

D.Theyarefreefromthegreenhouseeffectsaffecting"forcedriders".

48.Whydoestheauthorcomparethe"forcedriders"tosecond-handsmokers?

A.Theyhavelittleresponsibilityforpublichealthproblems.

B.Theyarevulnerabletounhealthyenvironmentalconditions.

C.Theyhavetobearconsequencestheyarenotresponsiblefor.

D.Theyareunawareofthepotentialriskstheyareconfronting.

49.Whatdoestheauthorsayaboutthe$100billionfunding?

A.Itwillmotivateallnationstoreducecarbonemissions.

B.Thereisnofinalagreementonwhereitwillcomefrom.

C.Thereisnoclarificationofhowthemoneywillbespent.

D.Itwilleffectivelyreducegreenhouseemissionsworldwide.

50.whaturgentactionmustbetakentorealisetheParisclimateagreement?

A.Encouraginghigh-emittingnationstotaketheinitiative.

B.Callingonallthenationsconcernedtomakejointefforts.

C.Pushingthecurrentworldleaderstocometoaconsensus.

D.Puttingineffectthepoliciesintheagreementatonce.

PassageTwo

Questions51to55arebasedonthefollowingpassage.

Morethan100yearsago,AmericansociologistW.E.B.DuBoiswasconcernedthatracewasbeingusedasa

biologicalexplanationforwhatheunderstoodtobesocialandculturaldifferencesbetweendifferentpopulations

ofpeople.Hespokeoutagainsttheideaof"white"and"black"asdistinctgroups,claimingthatthesedistinctions

ignoredthescopeofhumandiversity.

SciencewouldfavorDuBois.Today,themainstreambeliefamongscientistsisthatraceisasocialconstruct

withoutbiologicalmeaning.InanarticlepublishedinthejournalScience,fourscholarssayracialcategoriesneed

tobephasedout.

""Essentially,Icouldnotagreemorewiththeauthors/saidSvantePaabo,abiologistanddirectoroftheMax

PlanckInstituteforEvolutionaryAnthropologyinGermany.Inoneexamplethatdemonstratedgeneticdifferences

werenotfixedalongraciallines,thefullgenomes（基因組）ofJamesWatsonandCraigVenter,twofamous

AmericanscientistsofEuropeanancestry,werecomparedtothatofaKoreanscientist,Seong-JinKim.Itturned

outthatWatsonandVentersharedfewervariationsintheirgeneticsequencesthantheyeachsharedwithKim.

MichaelYudell,aprofessorofpublichealthatDrexelUniversityinPhiladelphia,saidthatmodemgenetics

researchisoperatinginaparadox:ontheonehand,raceisunderstoodtobeausefultooltoilluminatehuman

geneticdiversity,butontheotherhand,raceisalsounderstoodtobeapoorlydefinedmarkerofthatdiversity.

Assumptionsaboutgeneticdifferencesbetweenpeopleofdifferentracescouldbeparticularlydangerousina

medicalsetting."Ifyoumakeclinicalpredictionsbasedonsomebody'srace,you'regoingtobewrongagood

chunkofthetime,YudelltoldLiveScience.Inthepaper,heandhiscolleaguesusedtheexampleofcysticfibrosis,

whichisunderdiagnosedinpeopleofAfricanancestrybecauseitisthoughtofasa"white"disease.

Sowhatothervariablescouldbeusediftheracialconceptisthrown