GRE最新练习题39604北美.docx
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GRE最新练习题39604北美.docx
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GRE最新练习题39604北美
SECTION1
Time–30minutes
25Questions
Questions1-5
Fiveparticipantsataninternationalconferenceareplan-
ningtotakeacartriptogether.Twopersons―thedriver
andonepassenger―willsitinthefrontseatofthecar,
andthreepersonswillsitinthebackseat.Thenamesof
thefiveparticipantsandallofthelanguagesthateachof
themspeaksareasfollows:
Mohsen:
FarsiandHebrew
Orlando:
ItalianandRussian
Shelly:
HebrewandRussian
Theo:
GermanandItalian
Ursula:
Farsi,German,andHebrew
Theparticipantsmustbeseatedinthecaraccordingto
thefollowingrestrictions:
ThedrivermustbeOrlandoorelseShelly.
Twopersonscanbeseatedsidebysideonlyifat
leastoneofthelanguagestheyspeakisthesame.
1.Whichofthefollowingisanacceptableseating
arrangement,withthedriverlistedfirstunder“Front
Seat”andthepassengersinthebackseatlistedfrom
onesidetotheotherside?
FrontSeatBackSeat
(A)Mohsen,UrsulaTheo,Orlando,Shelly
(B)Orlando,MohsenShelly,Theo,Ursula
(C)Orlando,ShellyMohsen,Ursula,Theo
(D)Shelly,MohsenUrsula,Orlando,Theo
(E)Shelly,OrlandoTheo,Mohsen,Ursula
2.IfMohsensitsinthefrontseat,whichofthe
followingcanbetrue?
(A)Orlandowillbethedriver.
(B)OrlandowillsitnexttoUrsula.
(C)Shellywillsitinthemiddlepositionintheback
(D)Shellywillbethedriver.
(E)Ursulawillsitinthemiddlepositionintheback
seat.
3.IfTheositsinthefrontseat,whichofthefollowing
mustbetrue?
(A)MohsenandShellywillsitsidebyside.
(B)MohsenandUrsulawillsitsidebyside.
(C)OrlandoandTheowillsitsidebyside.
(D)OrlandoandUrsulawillsitsidebyside.
(E)ShellyandUrsulawillsitsidebyside.
4.IfbothpersonssittinginthefrontseatspeakHebrew,
thenitmustbetruethat
(A)exactlyonepersonsittinginthebackseatspeaks
Russian
(B)neitherspeakerofFarsiissittinginthefront
seat
(C)noonesittinginthefrontseatspeaksRussian
(D)noonesittinginthebackseatspeaksHebrew
(E)aspeakerofRussianissittinginthemiddle
positioninthebackseat
5.WhichofthefollowingmustbetrueifOrlandoisthe
driver?
(A)IfShellysitsinthefrontseat,Ursulawillsitin
themiddlepositioninthebackseat.
(B)IfShellysitsinthebackseat,shewillsitnextto
Ursula.
(C)IfTheositsinthefrontseat,Ursulawillsitin
themiddlepositioninthebackseat.
(D)IfTheositsinthebackseat,hewillsitbetween
MohsenandUrsula.
(E)IfUrsulasitsinthebackseat,shewillsitinthe
middlepositioninthebackseat.seat.
Questions6-7arebasedonthefollowinggraph
6.Whichofthefollowing,iftrueaboutearly1990,
wouldmosthelptoexplainthedecrease,in1990,of
thepercentofpeoplecommutingtojobsindowntown
Allentiawhodosoviapublictransportation?
(A)Theterminationofagovernmentalsubsidyto
thepublictransportationsystemthatserves
boththecityanditssuburbscausedasub-
stantialincreaseinfares.
(B)Manynewtrainsandbuseswereputintoservice
inthepublictransportationsystembothwithin
thecityandbetweenthecityanditssuburbs.
(C)Securitywasimprovedinthepassengerwaiting
areasandonthepublictrainsandbusesused
withinthecityaswellasonthoseusedbetween
thecityanditssuburbs.
(D)Legislationwaspassedthatincreasedthefre-
quencyofpublictransportationservicewithin
thecityaswellasbetweenthecityandits
suburbs.
(E)Thenumberofpointsservedbythepublictrans-
portationsystembothwithinthecityand
betweenthecityanditssuburbswasincreased
substantiallybyaddingnewroutes.
7.Whichofthefollowing,iftrueaboutearly1992,could
mostcontributetoanexplanationofthechange,
between1991and1992,inthepercentofthosewho
commuteviapublictransportationfromtheouter
suburbsofAllentia,ascomparedtothechangefor
theothergroupofcommuters?
(A)Thepricepergallonforgasolinedeclinedby
fivepercent.
(B)Thecostofusingpublictransportation,permile
traveled,increased.
(C)Thenumberofpeoplewhocommutedtowork
viapublictransportationfrompointsinornear
downtownAllentiaincreased.
(D)Thefrequencyofpublictransportationservice
betweenthecityanditssuburbsdecreased.
(E)Thecostpermileofgettingtoandfromwork
bycartripled.
8.Anewandmoreaggressiveformofthefungusthatcausedthe
Irishpotatofamineofthenineteenthcenturyhasrecentlyarisen.
However,sincethisnewformofthefunguscanbekilledby
increasedapplicationofcurrentlyusedfungicides,itisunlikely
thatthefunguswillcausewidespreadfoodshortagesincountries
thatcurrentlyrelyonpotatoesforsustenance.
Whichofthefollowing,iftrue,mostcallsintoquestionthecon-
clusionintheargumentabove?
(A)Thoughpotatoesareanimportantstaplecropinmanyparts
oftheworld,peopleinmostcountriesrelyprimarilyon
wheatorriceforsustenance.
(B)Potatofarmersinmanycountriestowhichthenewformof
thefungushasspreadcannotaffordtoincreasetheirspending
onfungicides.
(C)Thenewformofthefungusfirstbegantospreadwhencon-
taminatedpotatoseedswereinadvertentlyexportedfroma
majorpotato-exportingcountry.
(D)Potatofarmersinmostcountriesuseseveralinsecticideson
theircropsinadditiontofungicidesofthesortthatkillthe
newformofthefungus.
(E)Mostgovernmentshavefundssetasidethatcanbeusedto
alleviatetheeffectsoflarge-scaledisasterssuchassevere
foodshortagesandfloods.
Questions9-16
Theorganizersofamusicfestivalareschedulingexactly
sixmasterclasses,oneclassperdayforsixconsecutive
days.Threeoftheclasseswillbegivenbyviolinistsand
threebypianists.Theonlymusicianswhocanteachthe
classesaretheviolinistsF,G,H,andJ,andthepianists
R,S,T,W,andZ.Thefestival'sorganizersmustobserve
thefollowingconstraints:
Nomusicianwillteachmorethanoneclass.
Fwillnotteachunlessthefirstthreeclassesare
taughtbyviolinists.
IfJteachesaclass,itwillbethesixth.
RwillteachonlyifTteachesthefirstclass.
Nopianistwillteachonadaythatimmediatelypre-
cedesorimmediatelyfollowsadayonwhichW
teaches.
9.Whichofthefollowingcanbethemusiciansscheduled
toteachthemasterclasses,intheorderinwhichthey
willteach,fromfirsttosixth?
(A)F,J,G,T,Z,S
(B)F,W,H,T,G,Z
(C)G,F,H,T,S,Z
(D)S,G,W,H,R,J
(E)T,G,W,H,R,S
10.IfRisscheduledtoteachthesecondclass,whichof
thefollowingcouldbescheduledtoteachthethird
class?
(A)F
(B)G
(C)J
(D)T
(E)W
11.Whichofthefollowingmustbetrueaboutthe
scheduleofmasterclasses?
(A)JisnotscheduledtoteachifRisscheduledto
teach.
(B)JisnotscheduledtoteachifTisscheduledto
teach.
(C)JisnotscheduledtoteachifWisscheduledto
teach.
(D)WisnotscheduledtoteachifFisscheduledto
teach.
(E)ZisnotscheduledtoteachifWisscheduledto
teach.
12.Ifpianistsarescheduledtoteachthefourth,fifth,and
sixthclasses,whichofthefollowingmustbetrue?
(A)Fisscheduledtoteachthefirstclass.
(B)Gisscheduledtoteachthefirstclass.
(C)Hisscheduledtoteachanearlierclassthanthe
classZisscheduledtoteach.
(D)Risscheduledtoteachanearlierclassthanthe
classTisscheduledtoteach.
(E)Sisscheduledtoteachanearlierclassthanthe
classTisscheduledtoteach.
13.Whichofthefollowingmustbetrueaboutthe
scheduleofthemasterclasses?
(A)IfFisscheduledtoteachaclass,thenHisalso
scheduledtoteachaclass.
(B)IfJisscheduledtoteachaclass,thenRisalso
scheduledtoteachaclass.
(C)IfJisscheduledtoteachaclass,thenSisalso
scheduledtoteachaclass.
(D)IfTisscheduledtoteachaclass,thenRisalso
scheduledtoteachaclass.
(E)IfWisscheduledtoteachaclass,thenZisalso
scheduledtoteachaclass.
14.Ifclassesarescheduledsothattheclassestaughtby
pianistsandtheclassestaughtbyviolinistsalternate
withoneanother,whichofthefollowingcanbetrue?
(A)Fisscheduledtoteachthefourthclass.
(B)Gisscheduledtoteachthefirstclass.
(C)Hisscheduledtoteachthethirdclass.
(D)Risscheduledtoteachthefifthclass.
(E)Wisscheduledtoteachthesecondclass.
15.Ifaviolinistisscheduledtoteachthefirstclassand
anotherviolinistisscheduledtoteachthesixthclass,
whichofthefollowingcanbetrue?
(A)Fisscheduledtoteachthesecondclass.
(B)Hisscheduledtoteachthesixthclass.
(C)Risscheduledtoteachthefourthclass.
(D)Tisscheduledtoteachthesecondclass.
(E)Wisscheduledtoteachthethirdclass.
16.WhichofthefollowingCANNOTbetrueaboutthe
scheduleofthemasterclasses?
(A)Fisscheduledtoteachthethirdclass.
(B)Gisscheduledtoteachthefirstclass.
(C)Tisscheduledtoteachthesixthclass.
(D)Wisscheduledtoteachthesixthclass.
(E)Zisscheduledtoteachthefifthclass.
Questions17-22.
Inasmallofficesuite,sixofficesarearrangedina
straightline,oneafteranother,andareconsecutivelynum-
bered1through6.Exactlysixpeople―P,Q,R,S,Tand
U―aretobeassignedtothesesixoffices,exactlyone
persontoanoffice,accordingtothefollowing
conditions:
Pmustbeassignedtoanofficeimmediatelyadjacent
totheofficetowhichTis
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