GRE阅读逻辑练习题

练习一

1.Patel：Althoughenrollmentintheregion'shighschoolhasbeendecreasingforseveralyears,

enrollmentattheelementaryschoolhasgrownconsiderably.Therefore,theregionalschool

boardproposesbuildinganewelementaryschool.

Quintero：Anothersolutionwouldbetoconvertsomehighschoolclassroomstemporarilyinto

classroomsforelementaryschoolstudents.

Whichofthefollowing,iftrue,mosthelpstosupportQuintero'salternativeproposal?

(A)Someroomsatthehighschoolcannotbeconvertedintoroomssuitablefortheuseof

elementaryschoolstudents.

(B)Thecostofbuildingahighschoolishigherthanthecostofbuildinganelementary

school.

(C)Althoughthebirthratehasnotincreased,thenumberoffamiliessendingtheirchildren

totheregion'shighschoolhasincreasedmarkedly.

(D)Ahighschoolatmospherecouldjeopardizethesafetyandself-confidenceofelementary

schoolstudents.

(E)Evenbeforetheregion'shighschoolpopulationbegantodecrease,severalhighschool

class-roomsrarelyneededtobeused.

2.Peter：MorethaneverbeforeinRisland,collegegraduateswithsciencedegreesare

acceptingpermanentjobsinotherfields.ThatjustgoestoshowthatscientistsinRislandarenot

beingpaidenough.

Lila：No,itdoesnot.Thesegraduatesarenotworkinginscienceforthesimplereasonthat

therearenotenoughjobsinscienceinRislandtoemployallofthesegraduates.

Whichofthefollowing,iftrueinRisland,wouldmostunderminethereasoninginPeter's

argument?

(A)Thecollegegraduateswithsciencedegreeswhoarenotworkinginsciencearecurrently

earninglowersalariesthantheywouldearnasscientists.

(B)Fewercollegestudentsthaneverbeforearereceivingdegreesinscience.

(C)Thenumberofjobsinsciencehassteadilyriseninthelastdecade.

(D)Asignificantnumberofcollegegraduateswithsciencedegreesworkedatlow-paying

jobswhiletheywereincollege.

(E)Everyyearsomerecentcollegegraduateswithsciencedegreesacceptpermanentjobsin

nonscientificfields.

3.Counselor：EveryyearapopularnewsmagazinepublishesalistofUnitedStatescolleges,

rankingthemaccordingtoanoverallnumericalscorethatisacompositeofratingsaccordingto

severalcriteria.However,theoverallscoresgenerallyshouldnotbeusedbystudentsasthebasis

fordecidingtowhichcollegestoapply.

Whichofthefollowing,iftrue,mosthelpstojustifythecounselor'srecommendation?

(A)Thevastmajorityofpeoplewhopurchasethemagazineinwhichthelistappearsarenot

college-boundstudents.

(B)Collegesthatarerankedhighestinthemagazine'slistusethisfactinadvertisements

aimedatattractingstudents.

(C)Therankingsseldomchangefromoneyeartothenext.

(D)Thesignificancethatparticularcriteriahaveforanytwostudentsislikelytodiffer

accordingtothestudents'differingneeds.

(E)Somecollegestudentswhoarepleasedwiththeirschoolsconsideredthemagazine's

rankingsbeforedecidingwhichcollegetoattend.

4.AthoroughsearchofEdgarAllanPoe'scorrespondencehasturnedupnotasingleletterin

whichhementionshisreputedmorphineaddiction.Onthebasisofthisevidenceitissafetosay

thatPoe'sreputationforhavingbeenamorphineaddictisundeservedandthatreportsofhis

supposedaddictionareuntrue.

Whichofthefollowingisassumedbytheargumentabove?

(A)ReportsclaimingthatPoewasaddictedtomorphinedidnotbegintocirculateuntilafter

hisdeath.

(B)NoneofthereportsofPoe'ssupposedmorphineaddictioncanbetracedtoindividuals

whoactuallyknewPoe.

(C)Poe'sincomefromwritingwouldnothavebeensufficienttosupportamorphine

addiction.

(D)Poewouldhavebeenunabletocarryonanextensivecorrespondencewhileunderthe

influenceofmorphine.

(E)Fearoftheconsequenceswouldnothavepre-ventedPoefromindicatinginhis

correspondencethathewasaddictedtomorphine.

5.Adelle：Thegovernment'sprogramtoreducetheunemploymentrateintheprovinceof

Carthenabyencouragingjobcreationhasfailed,sincetheratetherehasnotchangedappreciably

sincetheprogrambeganayearago.

Fran：ButtheunemploymentrateinCarthenahadbeenrisingforthreeyearsbeforethe

programbegan，sotheprogramishelping.

Whichofthefollowing,iftrue,moststronglycountersFran'sobjectiontoAdelle's

argument?

(A)Thegovernmentisadvisedbyexperteconomists,someofwhomspecializein

employmentissues.

(B)TheunemploymentrateintheprovinceofCarthenahashistoricallybeenhigherthanthat

ofthecountryasawhole.

(C)Thecurrentgovernmentwaselectedbyawidemargin,becauseofitspromisestoreduce

theunemploymentrateinCarthena.

(D)Aroundthetimethegovernmentprogrambegan,largenumbersofunemployed

Carthenaresidentsbeganleavingtheprovincetolookforworkelsewhere.

(E)TheunemploymentrateinCarthenahadbeenrelativelystableuntilshortlybeforethe

currentgovernmenttookoffice.

6.SoftDrinkManufacturer：Ournewchildren'ssoftdrink,RipeCal,isfortifiedwithcalcium.

Sincecalciumisessentialfordevelopinghealthybones,drinkingRipeCalregularlywillhelp

makechildrenhealthy.ConsumerAdvocate：ButRipeCalalsocontainslargeamountsofsugar,

andregularlyconsuminglargeamountsofsugarisunhealthful,especiallyforchildren.

Inrespondingtothesoftdrinkmanufacturer,theconsumeradvocatedoeswhichofthe

following?

(A)Challengesthemanufacturer'sclaimaboutthenutritionalvalueofcalciuminchildren's

diets

(B)Arguesthattheevidencecitedbythemanufacturer,whenproperlyconsidered,leadsto

aconclusionoppositetothatreachedbythemanufacturer.

(C)Impliesthatthemanufacturerofaproductistypicallyunconcernedwiththenutritional

valueofthatproduct.

(D)Questionswhetherasubstancethatishealthfulwheneateninmoderationcanbe

unhealthfulwheneateninexcessiveamounts.

(E)Presentsadditionalfactsthatcallintoquestiontheconclusiondrawnbythemanufacturer.

7.Overaperiodofseveralmonths,researchersattachedsmalllightstothebacksof

wetas—flightlessinsectsnativetoNewZealand-enablingresearchersforthefirsttimetomake

comprehensiveobservationsoftheinsects*nighttimeactivities.Thus,sincewetasforageonlyat

night,theresearchers1observationswillsignificantlyimproveknowledgeofthenormalforaging

habitsofwetas.

Whichofthefollowingisanassumptiononwhichtheargumentdepends?

(A)Researcherswereinterestedonlyinobservingthewetas'foraginghabitsandsodidnot

keeptrackofothertypesofbehavior.

(B)Nopatternofbehaviorthatisexhibitedbywetasduringthenighttimeisalsoexhibitedby

wetasduringthedaytime.

(C)Attachingthesmalllightstothewetas*backsdidnotgreatlyalterthewetas*normal

night-timeforaginghabits.

(D)Wetastypicallyforagemorefrequentlyduringthemonthsinwhichtheresearchersstudied

themthantheydoatothertimes.

(E)Theresearchersdidnotuseotherobservationaltechniquestosupplementtheirmethodof

usingsmalllightstotrackthenighttimebehaviorofwetas.

8.PeoplewhosebodiescannotproducethesubstancecytochromeP450arethreetimesaslikely

todevelopParkinson'sdisease,adiseasethataffectsthebrain,asarepeoplewhosebodiesdo

producethissubstance.SincecytochromeP450protectsthebrainfromtoxicchemicals,toxic

chemicalsprobablyplayaroleinthedevelopmentofParkinson'sdisease.

Whichofthefollowing,iftrue,moststronglysupportstheargument?

(A)ItwillsoonbepossiblefbrcytochromeP450tobesynthesizedforthetreatmentofpeople

whosebodiescannotproducethissubstance.

(B)ManypeoplewhosebodiesareunabletoproducecytochromeP450lacktheabilityto

producecertainothersubstancesaswell.

(C)CytochromeP450hasnoeffectonthebrainotherthantoprotectitfromtoxicchemicals.

(D)PeoplewithParkinson'sdiseaseoftenexhibitamarkedlesseningintheseverityoftheir

symptomswhentheyaretreatedwithdopamine,achemicalproducednaturallyinthebrain.

(E)ManypeoplewithParkinson'sdiseasehavetheabilitytoproducecytochromeP450

naturally.

9.Theearlyuniversecontainedonlythelightestelements,hydrogenandhelium.Heavier

elements,suchascarbon,formonlyinnuclearreactionsinstarsandaredispersedwhenthestars

explode.Arecentlydiscoveredgascloudcontainedcarbonseveralbillionyearsago,whenthe

universewasnomorethantwobillionyearsold.

Ifthestatementsabovearetrue,whichofthefollowingmust,onthebasisofthem,alsobe

true?

(A)Theearlieststarscontainedonlyhydrogen.

(B)Somestarswereformedbeforetheuniversewastwobillionyearsold.

(C)Thecarboninthegascloudlaterformedpartofsomestars.

(D)Nostarsidentifiedtodateareasoldasthegascloud.

(E)Thegascloudalsocontainedhydrogenandhelium.

lO.Sleepdeprivationisaknowncauseofworkplaceerror,andmanyphysiciansfrequentlygo

withoutsleepforperiodsof24hoursormore.However,fewofthesephysicianshave,inthe

courseofaroutineexaminationbyapeer,beendiagnosedwithsleepdeprivation.Sothereis

littlecauseforconcernthathabitualsleepdeprivationwillcausewidespreadphysicianerror.

Theanswertowhichofthefollowingquestionswouldbemosthelpfulinevaluatingthe

argument?

(A)Dophysicianswhohavebeendiagnosedwithsleepdisordersalsoshowsignsofotherills

notrelatedtosleepdeprivation?

(B)Istheabilitytorecognizethesymptomsofsleepdeprivationinotherssignificantly

impairedbyhabitualsleepdeprivation?

(C)Dofactorsotherthanhabitualsleepdeprivationeverleadtoerrorsintheworkplaceonthe

partofphysicians?

(D)Ofpeoplewhohaverecentlybeentreatedbyphysicians,whatpercentagebelievethat

manyphysicianshaveoccasionallysufferedfromsleep

deprivation?

(E)Istheincidenceofsleepdeprivationhigheramongphysiciansthanitisamongotherhealth

careworkers?

1l.Alistofthefifteenoperasmostfrequentlyperfomedinrecenttimesincludesnoworksby

thenineteenth-centuryGermancomposerRichardWagner.Althoughmusicproducerstendto

producewhataudienceswant,relativeinfrequencyofperformanceprobablydoesnotindicatelack

ofpopularityinWagner'scase,sinceWagner'soperasarenotoriouslyexpensivetoperformon

stage.

Whichofthefollowing,iftrue,moststronglysupportstheconclusionoftheargumentabove?

(A)Thelistofmostfrequentlyperformedoperasdoesnotincludeoperasproducedbysmall

amateurgroups.

(B)Someoperacompaniesarebackedbypatronswhoarewillingtocommitlargesumsof

moneyinordertoenjoylavishproductions.

(C)Allofthefifteenmostfrequentlyperformedoperasofrecenttimesareworksthathave

beenpopularforatleast75years.

(D)MorerecordingshavebeenproducedrecentlyoftheworksofWagnerthanoftheworksof

anyothercomposerofopera.

(E)Operaticworksofallkindshavebeenincreasinginpopularityinrecentyears.

12.Thebodiesofdwarfindividualsofmammalianspeciesaregenerallysmallerinrelationto

thoseofnondwarfindividualsthanaretheteethofthedwarfindividualsinrelationtothoseofthe

nondwarfindividuals.Fragmentaryskeletalremainsofanadultdwarfwoollymammothwere

recentlyfound.Theteetharethree-fourthsthesizeoftheteethofanaverageadultnondwarf

woollymammoth.

Thestatementsabove,iftrue,moststronglysupportwhichofthefollowing?

(A)Thebodyofthedwarfwoollymammothwaslessthanthree-fourthsthesizeofthebodyof

anaverageadultnondwarfwoollymammoth.

(B)Noneoftheteethofthedwarfwoollymammoththatwererecentlydiscoveredwasaslarge

asanyoftheteethofnondwarfwoollymammothsthathavebeendiscovered.

(C)Theteethofmostadultdwarfindividualsofmammalianspeciesarethree-fourthsthesize

oftheteethoftheadultnondwarfindividualsofthesamespecies.

(D)Dwarfwoollymammothshadthesamenumberofteethasdidnondwarfwoolly

mammoths.

(E)Dwarfindividualsofmostmammalianspeciesaregenerallynomorethanthree-fourthsthe

sizeoftheadultnondwarfindividualsofthosespecies.

13.Excludingpurchasesbybusinesses,theaverageamountspentonafactory-newcarhas

risen30per-centinthelastfiveyears.Intheaveragehouseholdbudget,theproportionspenton

carpurchaseshasremainedunchangedinthatperiod.Thereforetheaveragehouseholdbudget

musthaveincreasedby30percentoverthelastfiveyears.

Whichofthefollowingisanassumptiononwhichtheargumentrelies?

(A)Theaveragenumberoffactory-newcarspurchasedperhouseholdhasremainedunchanged

overthelastfiveyears.

(B)Theaverageamountspentpercarbybusinessesbuyingfactory-newcarshasrisen30

percentinthelastfiveyears.

(C)Theproportionoftheaveragehouseholdbudgetspentonallcar-relatedexpenseshas

remainedunchangedoverthelastfiveyears.

(D)Theproportionoftheaveragehouseholdbudgetspentonfoodandhousinghasremained

unchangedoverthelastfiveyears.

(E)Thetotalamountspentnationwideonfactory-newcarshasincreasedby30percentover

thelastfiveyears

练习二

1.Armtech,atemporary-employmentagency,previouslygaveitsemployees2.5paidvacation

daysaftereach700hoursworked.Armtech'snewpolicyistogiveitsemployees5.0paidvacation

daysaftereach1,200hoursworked.Therefore,thisnewpolicyismoregeneroustoArmtech

employeesingivingthemmorevacationdaysperhourworkedthantheoldpolicydid.

Whichofthefollowingisanassumptiononwhichtheargumentdepends?

(A)MostcurrentArmtechemployeesapproveofthecompany'snewvacationpolicy.

(B)AfewArmtechemployeesleavethecompanybeforehavingworked700hours.

(C)MostArmtechemployeeswerenotawarethatthecompanyplannedtochangeitsvacation

policyuntilafterithadalreadydoneso.

(D)AsignificantportionofArmtechemployeesstaywiththecompanylongenoughtowork

for1,200hours.

(E)Armtech'snewvacationpolicycloselymatchesthevacationpoliciesofcompeting

temporaryemploymentagencies.

2Theglobalpopulationoffrogshasdeclinedinrecentyearswhiletheamountofultraviolet

radiationreachingtheEarthhasincreased.Sincethegeneticmaterialinfrogeggsisharmedwhen

exposedtoultravioletradiation,andsincetheeggsthemselvesarenotprotectedbyshellsor

leatherycoveringsbutaregelatinous,thefrogpopulationdeclineisprobablydue,atleastin

part,totheultravioletradiationincrease.

Whichofthefollowing,iftrue,providesthestrongestsupportfortheargument?

(A)Eveninthoseregionswheretherehasbeennosignificantincreaseinultraviolet

radiation,onlyasmallproportionofthefrogeggsthatarelaideverhatch.

(B)Inareaswheretherehasbeentheleastdeclineinfrogpopulations,populationsof

speciesofinsectsthatfrogseathavedecreased.

(C)Theeggsoffrogspecieswhosepopulationsaredecliningtendtohavehigher

concentrationsofdamagingpesticidesthandotheeggsoffrogspecieswhosepopulationshave

notdeclined.

(D)Inmanyplaceswhereturtles,whichlayeggswithtough,leatherycoverings,share

habitatswithfrogs,turtlepopulationsarealsoindecline.

(E)Populationsoffrogspeciesthathidetheireggsbeneathrocksorundersandhavedeclined

considerablylessthanhavepopulationsoffrogspeciesthatdonotcovertheireggs.

3Toimproveproductivity,manufacturingcompanieshaverecentlybegunrestructuringwork

toproducemoregoodswithfewerassembly-lineworkers,andthecompanieshavelaidoffmany

workersasaconsequence.Theworkerslaidoffhavebeenthosewiththeleastseniority(timeon

thejob)，generallytheyoungerworkers.

Thestatementsabove,iftrue,moststronglysupportwhichofthefollowingasa

conclusion?

(A)Theproductsmanufacturedbythecompaniesarenotundergoingdesignchangeswhile

themanufacturingjobsarebeingrestructured.

(B)Whenassembly-lineworkershavemadesuggestionsforimprovementsinmanufacturing

processes,somesuggestionshavebeenimplemented,butmanyhavenot.

(C)Assembly-lineworkersnowneedincreasedreadingandmathematicalskillstodotheir

jobs.

(D)Someoftheinnovationsinassembly-lineprocessesandproceduresthatweremadeto

increaseproductivityhaveinsteadprovedtobecounterproductive.

(E)Themanufacturingcompaniesareincreasingtheaverageageoftheirassembly-line

workforcewhilestillseekingtoincreaseproduction.

4.Duringthenineteenthcentury,Britain'surbanpopulationincreasedasitsruralpopulation

diminished.Ahistoriantheorizesthat,ratherthanindustrialization'sbeingthecause,thischange

resultedfromaseriesofmigrationstourbanareas,eachoccasionedbyadepressioninthe

agrarianeconomy.Totestthishypothesis,thehistorianwillcompareeconomicdatawith

populationcensusdata.

Thehistorian'shypothesiswouldbemoststronglysupportedifwhichofthefollowingwere

foundtobetrue?

(A)Theperiodsofgreatestgrowthintheindustrialeconomywereassociatedwitharelatively

rapiddeclineintheruralpopulation.

(B)Theperiodsofgreatestweaknessintheagrarianeconomywereassociatedwithrelatively

slowgrowthinthepopulationasawhole.

(C)Periodswhentheagrarianeconomywascomparativelystrongandtheindustrialeconomy

comparativelyweakwereassociatedwithaparticularlyrapiddeclineintheruralpopulation.

(D)Periodswhentheagrarianandindustrialeconomieswerebothstrongwereassociated

withparticularlyrapidgrowthintheurbanpopulation.

(E)Theperiodsofgreateststrengthintheagrarianeconomywereassociatedwithrelatively

slowgrowthintheurbanpopulation.

5Politician：Eachyear,smallbusinessescreatemorejobsthandolargeestablishedbusinesses.

Therefore,inordertoreduceunemploymentinthelongterm,weshouldprovideincentivesfor

startingsmallbusinessesratherthanforexpandingestablishedlargebusinesses.

Whichofthefollowing,iftrue,caststhemostdoubtonthepolitician'sargument?

(A)Ingeneral,peopleemployedbysmallbusinessesreporthigherjobsatisfactionthando

peopleemployedbylargebusinesses.

(B)Amongthecurrentlyunemployedaremanypeoplewithsufficientjobskillstoperform

thejobsthatsmallbusinesseswouldcreate.

(C)Providinganeffectiveincentiveforstartingabusinessgenerallycostssignificantlyless

thanprovidinganeffectiveincentiveforexpandingalargebusiness.

(D)Ahighproportionofsmallbusinessesfailwithinthreeyearsofstartingbecauseoftheir

owners*inexperience.

(E)Theaveragelargebusinesscontributesmoremoneytopoliticians4campaignfundsthan

theaveragesmallbusinessdoes.

6Intheworkplace,influenzaistypicallyspreadbyinfectedindividualstootherswithwhom

theyworkinclosequarters.Anewmedicationthatsuppressesthesymptomsofinfluenza

thereforewillactuallyincreasethenumberofinfluenzacases,becausethismedicationwillallow

peoplewhowouldotherwisebehomeinbedtoreturntoworkwhileinfected.

Whichofthefollowing,iftrue,mostseriouslychallengestheprediction?

(A)Coughing,asymptomofinfluenzathatthenewmedicationsuppresses,isaprimary

mechanisminthespreadofthisillness.

(B)Somemedicationsthatareusedtosuppresssymptomsofinfluenzaarealsousedbymany

peopletotreatsymptomsthatarecausednotbyinfluenzabutbyotherillnesses.

(C)Manyworkerswhonowremainathomewheninfectedwithinfluenzadosobecausethe

symptomsofinfluenzapreventthemfromper-formingtheirjobseffectively.

(D)Mostadultswhoareimmunizedagainstinfluenzainordertoavoidbeinginfectedare

over

65yearsoldandretiredandthusdonotworkoutsidethehome.

(E)Symptomsofanillnessareoftenthebody'smeansofcuringitselfoftheillness,and

there-foresuppressionofsymptomscanprolongtheillnessthatcausesthem.

7Editorial：Criticsofnuclearpowercomplainabouttheallegedlyseriousharmthatmight

resultfromcontinuedoperationofexistingnuclearpowerplants.Butsuchconcernsdonotjustify

closingtheseplants；afterall,theiroperationhascausednomoreharmthanthatcausedby

pollutiongeneratedbycoal-andoil-burningpowerplants,themostimportantothersourcesof

energy.

Whichofthefollowingisanassumptiononwhichtheargumentdepends?

(A)Existingnuclearpowerplantsshouldbeclosedonlyifitcanbeconclusively

demonstratedthattheircontinuedoperationislikelytocauseharmmoreseriousthantheharm

theiroperationhasalreadycaused.

(B)Closingexistingnuclearpowerplantswouldrequiregreatlyincreasedrelianceon

coal-andoil-burningpowerplants.

(C)Theharmthathasresultedfromoperationofexistingcoal-andoil-burningpowerplants

hasbeensignificant.

(D)Theharmthatanuclearpowerplantislikelytocauseasitcontinuestooperatecanbe

reliablypredictedfromthepasthistoryofnuclearpowerplants.

(E)Theonlyharmthathasresultedfromoperationofexistingcoal-andoil-burningpower

plantshasresultedfromthepollutiongeneratedbytheseplants.

8Drugmanufacturer：Althoughourcompanyrequiresthatpatientswhouseournewdrugalso

purchasefromusnonreusablekitsforweeklybloodtesting,theexpenseofthosekitsisan

entirelynecessaryone：weeklybloodtestingmustbedonetomonitorthedrug'spotentialside

effects,whichcanbeverydangerous.

Whichofthefollowing,iftrue,mostseriouslyweakensthemanufacturer'sargument?

(A)Theexpenseofpurchasingtheblood-testkitshasnotpreventedanypatientsfrom

obtainingthemorthedrug.

(B)Medicallaboratoriescanperformthebloodtestingatalowercosttopatientsortheir

insurersthanthepricethemanufacturerchargesforthekits.

(C)Aone-yearsupplyofthedrugandtheweeklyblood-testkitscancostpatientsortheir

insurersover$10,000.

(D)Mostgovernmentandotherhealthinsuranceprogramswillnotreimbursepatientsforthe

fullcostofboththedrugandtheblood-testkits.

(E)Patientswhosufferoneormoreofthedangeroussideeffectsofthedrugcanincurheavy

expensesforthetreatmentofthosesideeffects.

9VirginiaandherbrotherWilliamdisagreeoverwhentheirfatherwasborn：Virginiaclaims

itwasin1935andWilliamclaimsitwasin1933.Thehospitalwheretheirfatherwasbomhasno

recordsfor1933buthascompleterecordsfbr1935一recordsthatdonotincludeabirthrecordfor

theirfather.Therefore,hemusthavebeenbornin1933.

Theargumentdependsonwhichofthefollowingassumptions?

(A)EitherVirginia'sclaimorWilliam'sclaimiscorrect.

(B)Therecordsofthehospitalwheretheirfatherwasborndatebackto1933.

(C)VirginiaandWilliamknowthedayandthemonthoftheirfather'sbirth.

(D)ThereareurgentpracticalreasonswhyVirginiaandWilliammustknowthedateoftheir

father'sbirth.

(E)NoneoftheirotherrelativesknowstheyearinwhichVirginiaandWilliam'sfatherwas

born.

10ThetownofSanLeonardohasrecentlyenactedalawbanningsmokinginallrestaurants

withintownlimits.SincemanysmokerswhonormallydineinSanLeonardo'srestaurantswillnot

wanttorefrainfromsmokingduringtheirmeals,SanLeonardo'srestaurantswillundoubtedly

losemanypatronsandconsiderableincome.

Whichofthefollowing,iftrue,mosthelpstostrengthentheargumentabove?

(A)MostresidentsofSanLeonardowhoeatinrestaurantsarenotsmokers.

(B)Mostsmokerswhodineinthecompanyofnon-smokersarewillingtorefrainfrom

smokingduringtheirmeals.

(C)Ifthelawbanningsmokinginrestaurantshadnotbeenenacted,itislikelythatamore

stringentlawbanningsmokinginallpublicplacesinSanLeonardowouldhavebeenenacted

instead.

(D)PriortotheenactmentofthelawbanningsmokinginSanLeonardo'srestaurant,the

townhadalawthatrequiredmostrestaurantstohavenonsmokingsections.

(E)NoneoftheothercommunitiesadjacenttoSanLeonardo,whichhaverestaurants

comparabletothoseofSanLeonardo,hasenactedandenforcesanyantismokinglegislation.

11.ChildrenwhosebiologicalparentsbothhaveTicSyndromeZ(TSZ),whichis

characterizedbytheinvoluntarycontractionofcertainmuscles,areaboutfourtimesmorelikely

todevelopsuchcontractionsthanarechildrenwhosebiologicalparentsdonothaveTSZ,Itis

likely,therefore,thatpredispositiontoTSZisaninheritedtrait.

Whichofthefollowing,iftrue,wouldmoststrengthentheconclusionabove?

(A)ChildrenwhoseparentshaveTSZaremorelikelytodevelopTSZiftheyareunder

unusualstressatschoolorathomethaniftheyarenotundersuchstress.

(B)ChildrenwhosebiologicalparentsdonothaveTSZaremorelikelytodevelopTSZif

theyareraisedbyadoptiveparentswithTSZthaniftheyareraisedbytheirbiologicalparents.

(C)ChildrenwhosebiologicalparentshaveTSZareaslikelytodevelopTSZiftheyare

raisedbyadoptiveparentswhodonothaveTSZasiftheyareraisedbytheirbiologicalparents.

(D)ChildrenwhosebiologicalparentshaveTSZandwhodevelopTSZusuallyavoid

developingasevereformofthesyndromeiftheyseektreatmentforTSZshortlyafterdeveloping

thefirstsignsofit.

(E)ChildrenwithTSZwhosebiologicalparentsdonothaveTSZarelesslikelytohavethe

syndromediagnosedwhensymptomsfirstappearthanarechildrenwithTSZwhosebiological

parentshaveTSZ.

12.Playingeighteenth-centurymusicontheinstrumentsofthatperiodprovidesvaluable

informationabouthowthemusicoriginallysounded.Eighteenth-centuryinstrumentscannotbe

playedwithoutbeingrestored,however,andrestoringsuchaninstrumentdestroys