gre试题免费_GRE试题（二）

【shitiku.jxxyjl.com--GRE】

SECTION2..joxue.

Time--30minutes..joxue.

25Questions..joxue.

Question1--7..joxue.

Inagame,exactlysixinvertedcupsstandsidebysideinastraightline,andeachhasexactlyoneballhidden
underit.Thecupsarenumberedconsecutively1through6.Eachoftheballsispaintedasinglesolidcolor.
Thecolorsoftheballsaregreen,magenta,orange,purple,red,andyellow.Theballshavebeenhiddeny
nderthecupsinamannerthatconformstothefolowingconditions:..joxue.

Thepurpleballmustbehiddenunderalower-numberedcupthantheorangeball.Theredballmustbehiddenunderacupimmediatelyadjacenttothec
upunder..joxue.

whichthemagentaballishidden.Thegreenballmustbehiddenundercup5...joxue.

1.Whichofthefollowingcouldbecoloroftheballsunderthecups,inorderfrom1through6?..joxue.

(A)Green,yellow,magenta,red,purple,orange(B)Magenta,green,purple,red,orange,yellow(C)Magenta,red,purple,yellow,green,orange(D)Red,Purple,magenta,yellow,green,orange(E)Red,purple,magenta,yellow,green,orange..joxue.

2.Ifthemagentaballisundercup4,theredballmustbeundercup..joxue.

(A)1(B)2(C)3(D)4(E)5..joxue.

3.Aballofwhichoffollowingcolorscouldbeundercup6?..joxue.

(A)Green(B)Magenta(C)Purple(D)Red(E)Yellow..joxue.

4.Ifthepurpleballisundercup4,theorangeballmustbeundercup..joxue.

(A)1(B)2(C)3(D)5(E)6..joxue.

5.Whichofthefollowingmustbetrue?..joxue.

(A)Thegreenballisunderalower-numberedcupthanthegreenball.B)Theorangeballisunderalower-numberedcupthanthegreenball.(C)Thepurpleballisunderalower-numberedcupthanthegreenball.(D)Thepurpleballisunderalower-numberedcupthantheredball.(E)Theredballisunderalower-numberedcupthantheyellowball...joxue.

6.Iftheorangeballisundercup2,ballsofwhichofthefollowingcolorscouldbeundercupsimmediatelya
djacenttoeachother?..joxue.

(A)Greenandmagenta(B)Greenandpurple(C)Orangeandyellow(D)Purpleandred(E)Redandyellow..joxue.

7.Ifthemagentaballisundercup1,ballsofwhichofthefollowingcolorsmustbeundercupsimmediatelyadja
centtoeachother?..joxue.

(A)Greenandorange(B)Greenandyellow(C)Purpleandred(D)Purpleandyellow(E)Redandyellow..joxue.

8.Thecompanyshouldnotbeheldresponsibleforfailingtocorrectthecontrol-panelproblemthatcausedtheaccident.Althoughtheproblemhadbeenmentionedearlierinasafetyinspe
ctor’sreport,companiesreceivehundredsofreportsofsuchproblem,andIndustryStandardNo.42requiresa
ctiononthoseproblemonlywhenanaccidentisforeseeable...joxue.

Ifthesecondsentenceintheparagraphaboveisfactuallycorrect,theanswertowhichofthefollowingque
stionsismostrelevantinhelpingtodeterminewhetherornotthecompanyviolatedIndustryStandardNo.42w
henitfailedtocorrectthecontrol-panelproblem?..joxue.

(A)Wastheaccidentserious?(B)Wasthecontrol-panelproblemofatypethatisknowntoincidentthatanaccidentislikely?(C)Sincetheaccident,hasthecompanydoneaspecialsafetycheckonallcontrolpanels?(D)Didthesafetyinspectormentionmorethanoneprobleminthesamereport?(E)Howlongwasthecontrolpanelinusebeforetheproblemwasdiscovered?..joxue.

9.Riothamus,afifth-centurykingoftheBritons,wasbetrayedbyanassociate,foughtbravelyagainsttheGothsbutwasdefeated
,anddisappearedmysteriously...joxue.

Riothamus,matchalmostexactlythoseattributedtoKingArthur.Therefore,Riothamusmustbethehistoric
almodelforthelegendaryKingArthur...joxue.

Theargumentaboverequiresatleastoneadditionalpremise.Whichofthefollowingcouldbesucharequire
dpremise?..joxue.

(A)ModernhistorianshavedocumentedtheactivitiesofRiothamusbetterthanthoseofanyotherfifth-centuryking.(B)ThestoriestoldaboutKingArthurarenotstrictlyfictitiousbutarebasedonahistoricalpersonandhistorical
events.(C)Riothamus’associatesweretheauthorsoftheoriginallegendsaboutKingArthur.(D)Legentsaboutthefifthcenturyusuallyembellishandromanticizetheactualconditionsofthelivesoffifth-centurynobility.(E)Posterityusuallyrememberslegendsbetterthanitrememberstheactualhistoricaleventsonwhichtheyar
ebased...joxue.

10.Aworldwidebanontheproductionofcertainozone-destroyingchemicalswouldprovideonlyanillusionofprotection.Quantitiesofsuchchemicals,alreadyprod
uced,existascoolantsinmillionsofrefrigerators.Whentheyreachtheozonelayerintheatmosphere,theirac
tioncannotbehalted.Sothereisnowaytopreventthesechemicalsfromdamagingtheozonelayerfurther
...joxue.

Whichofthefollowing,iftrue,mostseriouslyweakenstheargumentabove?..joxue.

(A)Itisimpossibletomeasurewithaccuracythequantityofozone-destroyingchemicalsthatexistascoolantsinrefrigerators.(B)Inmodernsocieties,refrigerationoffoodisnecessarytopreventunhealthyandpotentiallylife-threateningconditions.(C)Replacementchemicalsthatwillnotdestroyozonehavenotyetbeendevelopedandwouldbemoreexpens
ivethanthechemicalsnowusedascoolantsinrefrigerators.(D)Evenifpeopleshouldgiveuptheuseofrefrigeration,thecoolantsalreadyinexistingrefrigeratorsareathrea
ttoatmosphericozone.(E)Thecoolantsinrefrigeratorcanbefullyrecoveredattheendoftheusefullifeoftherefrigeratorsandreused
...joxue.

Question11--15..joxue.

Agovernmentisassigningeachofsixembassyofficeworkers--Farr,Golden,Hayakawa,Inserra,Jones,andKovacs--toembassies.Therearefourembassies.EmbassiesLandMarelocatedincountrieswithdryclimates,wher
easembassiesPandTarelocatedincountrieswithhumidclimates.Theofficeworkersmustbeassignedac
cordingtothefollowingrules:..joxue.

Eachembassymusthaveatleastoneoftheworkersassignedtoit.Atleastoneembassyinahumidclimatem
usthaveatleasttwoworkersassigned..joxue.

toit.GoldencannotbeassignedtothesameembassyasKovacs.Inserramustbeassignedtanembassyina
dryclimates.Jonesmustbeassignedtoanembassyinahumidclimate.11.Whichofthefollowingisanaccep
tableassignmentoftheworkerstotheembassies?..joxue.

LMPT(A)Farr,GoldenInserra,KovacsHayakawaJones(B)Golden,KovacsInserraJonesFarr,Hayakawa(C)GoldenFarr,InserraKovacsJones,Hayakawa(D)JonesGolden,InserraHayakawaFarr,Kovacs(E)KovacsFarr,HayakawaInserraGolden,Jones..joxue.

12.WhichofthefollowingmustbeassignedeithertoembassyLortoembassyM?..joxue.

(A)Farr(B)Golden(C)Hayakawa(D)Inserra(E)Kovacs..joxue.

13.WhichofthefollowingCANNOTbetrue?..joxue.

(A)OneworkerisassignedtoL.(B)TwoworkersisassignedtoP.(C)TwoworkersareassignedtoL.(D)ThreeworkersareassignedtoM.(E)ThreeworkersareassignedtoT...joxue.

14.IfGoldenandKovacsareassignedtoLandM,respectively,whichofthefollowingmustbetrue?..joxue.

(A)FarrisassignedtoeitherPorT.(B)InserraisassignedtoeitherPorT.(C)PandTeachhavetwoworkersassignedtothem.(D)HayakawaisassignedtoL.(E)HayakawaisassignedtoT...joxue.

15.IfGolden,Hayakawa,andKovacsareamongtheworkersassignedtoembassiesinhumidclimayes,
whichofthefollowingmustbetrue?..joxue.

(A)Farrisassignedtoanembassytowhichnoneoftheotherfiveofficeworkersisassigned.(B)Goldenisassignedtoanembassytowhichnoneoftheotherfiveofficeworkersisassigned.(C)JonesisassignedtothesameembassyasGolden.(D)HayakawaisassignedtothesameembassyasGolden.(E)HayakawaisassignedtothesameembassyasKovacs...joxue.

Question16--19..joxue.

Avolunteerusesatrucktopickupdonationsofunsoldfoodandclothingfromstoresandtodeliverthemtoloc
ationswheretheycanbedistributed.Hedrivesonlyalongacertainnetworkofroads...joxue.

Inthenetworktherearetwo-wayroadsconnectingeachofthefollowingpairsofpoints:1with2,1with3,1with5,2with6,3with7,5with6,and
6with7.Therearealsoone-wayroadsgoingfrom2to4,from3to2,andfrom4to3.Therearenootherroadsinthenetwork,andtheroadsint
henetworkdonotintersect...joxue.

Tomakeatripinvolvingpickupsanddeliverirs,thevolunteeralwaystakesaroutethatforthewholetrippasse
sthroughthefewestofthepoints1through7,countingapointtwiceifthevolunteerpassesthroughittwice
...joxue.

Thevolunteer’shomeisatpoint3.Donationscanbepickedupatasupermarketatpoint1,aclothingstoreatpoint5,andabak
eryatpoint4.Deliveriescanbemadeasneededtoatutoringcenteratpoint2,adistributioncenteratpoint6,a
ndashelteratpoint7...joxue.

16.Ifthevolunteerstartsatthesupermarketandnextistogototheshelter,thefirstintermediatepointhisrpute
passesthroughmustbe..joxue.

(A)2(B)3(C)5(D)6(E)7..joxue.

17.If,startingfromhome,thevolunteernextistomakepickupsfortheshelteratthesupermarketandthebake
ry(ineitherorder),thefirsttwointermediatepointsonhisroute,beginningwiththefirst,mustbe..joxue.

(A)1and2(B)1and3(C)2and1(D)2and4(E)4and2..joxue.

18.If,startingfromtheclothingstore,thevolunteernextistopickupbreadateitherthesupermarketorthebak
ery(whicheverstopmakeshisroutegothroughthefewestofthepoints)andthenistogototheshelter,thefirsttwopointshereachesaftertheclothingstore,beginningwiththefirst,m
ustbe..joxue.

(A)1and2(B)1and3(C)4and2(D)6and2(E)6and4..joxue.

19.Ifthevolunteeristomakeatripstartingattheshelter,nextgoingtothebakeryforapickup,andthenending
atthedistributioncenter,thefirsttwointermediatepointsonhisroute,beginningwiththefirst,canbe
..joxue.

(A)3and1(B)3and4(C)4and2(D)6and2(E)6and5..joxue.

Question20--22..joxue.

Adeveloperisplanningtobuildahousingcomplexonanemptytractofland.Exactlysevendifferentstylesofh
ouses--Q,R,S,T,W,X,andZ--willbebuildinthecomplex.Thecomplexwillcontainseveralblocks,andthedeveloperplanstoputhousesofa
tleastthreedifferentstylesoneachblock.Thedeveloperwillbuildthecomplexaccordingtothefollowingrule
s:..joxue.

AnyblockthathasstyleZonitmustalsohavestyleWonit...joxue.

AnyblockadjacenttoonethathasonitbothstyleSandstyleXmusthaveonit..joxue.

styleTandstyleZ...joxue.

NoblockadjacenttoonethathasonitbothstyleRandstyleZcanhaveonit..joxue.

eitherstyleTorstyleW...joxue.

NoblockcanhaveonitbothstyleSandstyleQ...joxue.

20.Whichofthefollowingcanbethecompleteselectionofhousestyleonablock?..joxue.

(A)Q,R,S(B)Q,S,X(C)R,T,Z(D)S,W,Z(E)T,X,Z..joxue.

21.Whichofthefollowingcanbethecompleteselectionofhousestyleonablock?..joxue.

(A)Q(B)R(C)S(D)W(E)X..joxue.

22.Whichofthefollowingcanbethecompleteselectionofhousestyleforablockthatisadjacenttoexactlyon
eblock,ifthatoneblockhasonitstyleS,T,W,andXonly?..joxue.

(A)S,T,andX(B)T,X,andZ(C)R,S,X,andZ(D)S,T,W,andX(E)T,W,X,andZ..joxue.

23.Whenanosprey(afish-eatinghawk)returnafromfishingtoitsnestingareawithafishlikeanalewife,apollack,orasmelt,otherospreyswillretracei
tsflightpathinhopesofgoodfishing.Thereisseldomsucharesponseifthefirstbirdbringsbackawinterfloun
der.Yetospreysfeedonwinterflounderjustasreadyasodanyotherfish...joxue.

Whichofthefollowing,iftrue,contributesmosttoanexplanationofthefishingbehaviorofospreysasitisdesc
ribedabove?..joxue.

(A)Ospreysareseldomabletocatchalewives,pollack,orsmelt.(B)Alewives,pollack,andsmaltmoveinschools,butwinterflounderdonot.(C)Winterflounderprefershallowerwatersthandoalewives,pollack,orsmelt.(D)Winterflounderpreferandpollackexhibitprotectivecoloration,butalewivesandsmeltdonot.(E)Ospreysthatliveinnestingareaareespeciallysuccessfulfishers...joxue.

24.Arecentstudyofaninsurancecompany’sunderwritersindicatethatthosewhoworkedinpleasantphysicalsurroundingswere25percentmorepro
ductivethantheirpeersinunpleasantphysicalsurroundings.Objectivecriteriaforevaluatingjobperform
anceincludedcaseloadandcomplexityofcases.Thisshowsthatimprovingworkers’enviromentsincreasesthoseworkers’productivity...joxue.

Whichofthefollowing,iftrue,mostseriouslyweakenstheconclusionabove?..joxue.

(A)Onaverage,less-productiveemployeesspendnofewerhoursperdayat..joxue.

theirworkstationsthandotheirmore-productivepeers.(B)Unpleasantsurroundingsgiveemployeeslessmotivationtoworkhardthan..joxue.

morepleasantsurroundingsdo.(C)Themore-productiveemployeesaregenerallyrewardedwithpleasantoffice..joxue.

space.(D)More-productiveemployeesdonotworkanymorehoursthantheir..joxue.

less-productivepeers.(E)Peerpressurediscouragesemployeesincrowed,unpleasantsurroundings..joxue.

frommakingphonecallstotheirownfamilymembersduringworktime...joxue.

25.Inacertaincountry,individualtendtochangetheirpoliticalaffiliationreadilyfromonepoliticalpartyto
another.InthepasttheUnionpartygrewlargerbecauseofthistendency,butalthoughmostofthosewho
changetoanewpartyaffiliationchangetotheUnionparty,theUnionpartyhasremainedaboutthesame
sizeinrecentyears...joxue.

Whichofthefollowing,iftrue,besthelpstoexplainthechangeinthegrowthpatternoftheUnionpartymen
tionedabove?..joxue.

(A)Theeconomyhasbeenprosperingrecently,andmanyofthosewhochange..joxue.

partyaffiliationareupwardlymobileandproperous.(B)Inrecentyeasthosewhowerepreviouslynonaffiliatedhavetendedtojoin..joxue.

theUnionpartyiftheyjoinedanypartyatall.(C)Thepercentageofvoting-agecitizenswhochangepoliticalpartyaffiliation..joxue.

eachyearhasremainedconstant,andthenumberofvoting-agecitizens..joxue.

hasremainedthesame.(D)Thepercentageofvoting-agecitizenswhoareaffiliatedwithanypolitical..joxue.

partyhasincreasedoverthelasttenyears.(E)ManymembersoftheUnipnpartyhaveabandonedallpoliticalparty..joxue.

affiliationinrecentyears...joxue.

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