GRE考试

【分析解答题】Aboxcontains100balls,numberedfrom1to100.Ifthreeballsareselectedatrandomandwithreplacementfromthebox,whatistheprobabilitythatthesumofthethreenumbersontheballsselectedfromtheboxwillbeodd?()
A.1/4
B.3/8
C.1/2
D.5/8
E.3/4

【单选题】Enlist : DrAFt ::
(A) nominAtE: Commit
(B) EnDow : rEDuCE
(C) ElECt : FrAmE
(D) EmigrAtE : BAnish
(E) ApprEhEnD : ArrEst

【单选题】ACCorDing to thE pAssAgE, thE CAsE oF thE pEnAn ForAgErs' CultivAtion oF thE sAgo pAlm FAils to inDiCAtE thAt
A．A Co-EvolutionAry ArgumEnt is unnECEssAry to EstABlishing thAt rAin-ForEst ADAptAtion is thE EFFECt oF humAn intErvEntion
B．plAnt-spECiEs inimiCAl to CArBohyDrAtE-riCh spECiEs woulD ContinuE to thrivE without thE prACtiCEs oF ForAging pEoplEs
C．thE "thinning" EFFECt proDuCED By thE pEnAn's ForAging prACtiCE is rEsponsiBlE For thE sAgo pAlm's long-tErm survivAl
D．thE pEnAn hAvE justiFiCAtion For ABAnDoning thE ExploitAtion oF sAgo pAlms or rEloCAting to morE CArBohyDrAtE-riCh ArEAs
E．(E) rAin ForEsts mAy EvolvE As A rEsult oF thE quAntity AnD AvAilABility oF ExtAnt CArBohyDrAtE-riCh spECiEs

【单选题】
单项选择

【单选题】
单项选择

【单选题】oBjECtivE : FACtuAl::
(A) mElAnCholy : positivE
(B) rECEptivE : pErsistEnt
(C) sArDoniC : ChAritABlE
(D) FurtivE : stEAlthy
(E) trADitionAl : novEl

【单选题】grAtuitous:
(A) mErCAntilE
(B) DominEEring
(C) wArrAntED
(D) guArDED
(E) EConomiCAl

【单选题】propitious:
(A) mAnDAtory
(B) rEstivE
(C) stimulAtivE
(D) proDuCtivE
(E) ominous

【单选题】
单项选择