2005-2015历年考研英语一完形填空真题

历年考研英语完形填空真题（2005）Thehumannoseisanunderratedtool.Humansareoftenthoughttobeinsensitivesmellerscomparedwithanimals,1thisislargelybecause,2animals,westandupright.Thismeansthatournosesare3toperceivingthosesmellswhichfloatthroughtheair,4themajorityofsmellswhichsticktosurfaces.Infact5,weareextremelysensitivetosmells,6wedonotgenerallyrealizeit.Ournosesarecapableof7humansmellsevenwhentheseare8tofarbelowonepartinonemillion.Strangely,somepeoplefindthattheycansmellonetypeofflowerbutnotanother,9othersaresensitivetothesmellsofbothflowers.Thismaybebecausesomepeopledonothavethegenesnecessarytogenerate10smellreceptorsinthenose.Thesereceptorsarethecellswhichsensesmellsandsend11tothebrain.However,ithasbeenfoundthatevenpeopleinsensitivetoacertainsmell12cansuddenlybecomesensitivetoitwhen13toitoftenenough.Theexplanationforinsensitivitytosmellseemstobethatbrainfindsit14tokeepallsmellreceptorsworkingallthetimebutcan15newreceptorsifnecessary.Thismay16explainwhywearenotusuallysensitivetoourownsmellswesimplydonotneedtobe.Wearenot17oftheusualsmellofourownhousebutwe18newsmellswhenwevisitsomeoneelse's.Thebrainfindsitbesttokeepsmellreceptors19forunfamiliarandemergencysignals20thesmellofsmoke,whichmightindicatethedangeroffire.1.[A]although[B]as[C]but[D]while2.[A]above[B]unlike[C]excluding[D]besides3.[A]limited[B]committed[C]dedicated[D]confined4.[A]catching[B]ignoring[C]missing[D]tracking5.[A]anyway[B]though[C]instead[D]therefore6.[A]evenif[B]ifonly[C]onlyif[D]asif7.[A]distinguishing[B]discovering[C]determining[D]detecting8.[A]diluted[B]dissolved[C]determining[D]diffused9.[A]when[B]since[C]for[D]whereas10.[A]unusual[B]particular[C]unique[D]typical11.[A]signs[B]stimuli[C]messages[D]impulses12.[A]atfirst[B]atall[C]atlarge[D]attimes13.[A]subjected[B]left[C]drawn[D]exposed14.[A]ineffective[B]incompetent[C]inefficient[D]insufficient15.[A]introduce[B]summon[C]trigger[D]create16.[A]still[B]also[C]otherwise[D]nevertheless17.[A]sure[B]sick[C]aware[D]tired18.[A]tolerate[B]repel[C]neglect[D]notice19.[A]available[B]reliable[C]identifiable[D]suitable20.[A]similarto[B]suchas[C]alongwith[D]asidefrom历年考研英语完形填空真题（2006）ThehomelessmakeupagrowingpercentageofAmerica'spopulation.1homelessnesshasreachedsuchproportionsthatlocalgovernmentcan'tpossibly2.Tohelphomelesspeople3independence,thefederalgovernmentmustsupportjobtrainingprograms,4theminimumwage,andfundmorelow-costhousing.5everyoneagreesonthenumbersofAmericanswhoarehomeless.Estimates6anywherefrom600,000to3million.7thefiguremayvary,analystsdoagreeonanothermatter:thatthenumberofthehomelessis8,oneofthefederalgovernment'sstudies9thatthenumberofthehomelesswillreachnearly19millionbytheendofthisdecade.Findingwaysto10thisgrowinghomelesspopulationhasbecomeincreasinglydifficult.11whenhomelessindividualsmanagetofinda12thatwillgivethemthreemealsadayandaplacetosleepatnight,agoodnumberstillspendthebulkofeachday13thestreet.Partoftheproblemisthatmanyhomelessadultsareaddictedtoalcoholordrugs.Andasignificantnumberofthehomelesshaveseriousmentaldisorders.Manyothers,14notaddictedormentallyill,simplylacktheeveryday15skillsneededtoturntheirlives16.BostonGlobereporterChrisReedynotesthatthesituationwillimproveonlywhenthereare17programsthataddressthemanyneedsofthehomeless.18EdwardZlotkowski,directorofcommunityserviceatBentleyCollegeinMassachusetts,19it."Therehastobe20ofprograms.Whatweneedisapackagedeal."1.[A]Indeed[B]Likewise[C]Therefore[D]Furthermore2.[A]stand[B]cope[C]approve[D]retain3.[A]in[B]for[C]with[D]toward4.[A]raise[B]add[C]take[D]keep5.[A]Generally[B]Almost[C]Hardly[D]Not6.[A]cover[B]change[C]range[D]differ7.[A]Nowthat[B]Although[C]Provided[D]Exceptthat8.[A]inflating[B]expanding[C]increasing[D]extending9.[A]predicts[B]displays[C]proves[D]discovers10.[A]assist[B]track[C]sustain[D]dismiss11.[A]Hence[B]But[C]Even[D]Only12.[A]lodging[B]shelter[C]dwelling[D]house13.[A]searching[B]strolling[C]crowding[D]wandering14.[A]when[B]once[C]while[D]whereas15.[A]life[B]existence[C]survival[D]maintenance16.[A]around[B]over[C]on[D]up17.[A]complex[B]comprehensive[C]complementary[D]compensating18.[A]So[B]Since[C]As[D]Thus19.[A]puts[B]interprets[C]assumes[D]makes20.[A]supervision[B]manipulation[C]regulation[D]coordination历年考研英语完形填空真题（2007）By1830theformerSpanishandPortuguesecolonieshadbecomeindependentnations.Theroughly20million1ofthesenationslooked2tothefuture.BorninthecrisisoftheoldregimeandIberianColonialism,manyoftheleadersofindependence3theidealsofrepresentativegovernment,careers4totalent,freedomofcommerceandtrade,the5toprivateproperty,andabeliefintheindividualasthebasisofsociety.6therewasabeliefthatthenewnationsshouldbesovereignandindependentstates,largeenoughtobeeconomicallyviableandintegratedbya7setoflaws.Ontheissueof8ofreligionandthepositionofthechurch,9,therewaslessagreement10theleadership.RomanCatholicismhadbeenthestatereligionandtheonlyone11bytheSpanishcrown.12mostleaderssoughttomaintainCatholicism13theofficialreligionofthenewstates,somesoughttoendthe14ofotherfaiths.ThedefenseoftheChurchbecamearallying15fortheconservativeforces.Theidealsoftheearlyleadersofindependencewereoftenegalitarian,valuingequalityofeverything.BolivarhadreceivedaidfromHaitiandhad16inreturntoabolishslaveryintheareasheliberated.By1854slaveryhadbeenabolishedeverywhereexceptSpain's17colonies.EarlypromisestoendIndiantributeandtaxesonpeopleofmixedorigincamemuch18becausethenewnationsstillneededtherevenuesuchpolicies19.Egalitariansentimentswereoftentemperedbyfearsthatthemassofthepopulationwas20self-ruleanddemocracy.1.[A]natives[B]inhabitants[C]peoples[D]individuals2.[A]confusedly[B]cheerfully[C]worriedly[D]hopefully3.[A]shared[B]forgot[C]attained[D]rejected4.[A]related[B]close[C]open[D]devoted5.[A]access[B]succession[C]right[D]return6.[A]Presumable[B]Incidentally[C]Obviously[D]Generally7.[A]unique[B]common[C]particular[D]typical8.[A]freedom[B]origin[C]impact[D]reform9.[A]therefore[B]however[C]indeed[D]moreover10.[A]with[B]about[C]among[D]by11.[A]allowed[B]preached[C]granted[D]funded12.[A]Since[B]If[C]Unless[D]While13.[A]as[B]for[C]under[D]against14.[A]spread[B]interference[C]exclusion[D]influence15.[A]support[B]cry[C]plea[D]wish16.[A]urged[B]intended[C]expected[D]promised17.[A]controlling[B]former[C]remaining[D]original18.[A]slower[B]faster[C]easier[D]tougher19.[A]created[B]produced[C]contributed[D]preferred20.[A]puzzledby[B]hostileto[C]pessimisticabout[D]unpreparedfor历年考研英语完形填空真题（2008）Theideathatsomegroupsofpeoplemaybemoreintelligentthanothersisoneofthosehypothesesthatdarenotspeakitsname.ButGregoryCochranis1tosayitanyway.Heisthat2bird,ascientistwhoworksindependently3anyinstitution.Hehelpedpopularizetheideathatsomediseasesnot4thoughttohaveabacterialcausewereactuallyinfections,whicharousedmuchcontroversywhenitwasfirstsuggested.5he,however,mighttrembleatthe6ofwhatheisabouttodo.Togetherwithanothertwoscientists,heispublishingapaperwhichnotonly7thatonegroupofhumanityismoreintelligentthantheothers,butexplainstheprocessthathasbroughtthisabout.Thegroupin8areaparticularpeopleoriginatedfromcentralEurope.Theprocessisnaturalselection.ThisgroupgenerallydowellinIQtest,912-15pointsabovethe10valueof100,andhavecontributed11totheintellectualandculturallifeoftheWest,asthe12oftheirelites,includingseveralworld-renownedscientists,13heyalsosuffermoreoftenthanmostpeoplefromanumberofnastygeneticdiseases,suchasbreastcancer.Thesefacts,14avepreviouslybeenthoughtunrelated.Theformerhasbeen15socialeffects,suchasastrongtraditionof16ucation.Thelatterwasseenasa(an)17geneticisolation.Dr.Cochransuggeststhattheintelligenceanddiseasesareintimately18isargumentisthattheunusualhistoryofthesepeoplehas19emtouniqueevolutionarypressuresthathaveresultedinthis20ateofaffairs.1.[A]selected[B]prepared[C]obliged[D]pleased2.[A]unique[B]particular[C]special[D]rare3.[A]of[B]with[C]in[D]against4.[A]subsequently[B]presently[C]previously[D]lately5.[A]Only[B]So[C]Even[D]Hence6.[A]thought[B]sight[C]cost[D]risk7.[A]advises[B]suggests[C]protests[D]objects8.[A]progress[B]fact[C]need[D]question9.[A]attaining[B]scoring[C]reaching[D]calculating10.[A]normal[B]common[C]mean[D]total11.[A]unconsciously[B]disproportionately[C]indefinitely[D]unaccountably12.[A]missions[B]fortunes[C]interests[D]careers13.[A]affirm[B]witness[C]observe[D]approve14.[A]moreover[B]therefore[C]however[D]meanwhile15.[A]givenup[B]gotover[C]carriedon[D]putdown16.[A]assessing[B]supervising[C]administering[D]valuing17.[A]development[B]origin[C]consequence[D]instrument18.[A]linked[B]integrated[C]woven[D]combined19.[A]limited[B]subjected[C]converted[D]directed历年考研英语完形填空真题（2009）20.[A]paradoxical[B]incompatible[C]inevitable[D]continuous历年考研英语完形填空真题（2010）Researchonanimalintelligencealwaysmakesmewonderjusthowsmarthumansare.1thefruit-flyexperimentsdescribedinCarlZimmer'spieceintheScienceTimesonTuesday.Fruitflieswhoweretaughttobesmarterthantheaveragefruitfly2toliveshorterlives.Thissuggeststhat3bulbsburnlonger,thatthereisan4innotbeingtooterrificallybright.Intelligence,it5,isahigh-pricedoption.Ittakesmoreupkeep,burnsmorefuelandisslow6thestartinglinebecauseitdependsonlearning-a7process-insteadofinstinct.Plentyofotherspeciesareabletolearn,andoneofthethingsthey'veapparentlylearnediswhento8.Isthereanadaptivevalueto9intelligence?That'sthequestionbehindthisnewresearch.Ilikeit.Insteadofcastingawistfulglance10atallthespecieswe'veleftinthedustI.Q.-wise,itimplicitlyaskswhatthereal11ofourownintelligencemightbe.Thisis12themindofeveryanimalI'veevermet.Researchonanimalintelligencealsomakesmewonderwhatexperimentsanimalswould13onhumansiftheyhadthechance.Everycatwithanowner,14,isrunningasmallscalestudyinoperantconditioning.Webelievethat15animalsranthelabs,theywouldtestusto16thelimitsofourpatience,ourfaithfulness,ourmemoryforterrain.Theywouldtrytodecidewhatintelligenceinhumansisreally17,notmerelyhowmuchofitthereis.18,theywouldhopetostudya19question:Arehumansactuallyawareoftheworldtheylivein?20theresultsareinconclusive.1.[A]Suppose[B]Consider[C]Observe[D]Imagine2.[A]tended[B]feared[C]happened[D]threatened3.[A]thinner[B]stabler[C]lighter[D]dimmer4.[A]tendency[B]advantage[C]inclination[D]priority5.[A]insistson[B]sumsup[C]turnsout[D]putsforward6.[A]off[B]behind[C]over[D]along7.[A]incredible[B]spontaneous[C]inevitable[D]gradual8.[A]fight[B]doubt[C]stop[D]think9.[A]invisible[B]limited[C]indefinite[D]different10.[A]upward[B]forward[C]afterward[D]backward11.[A]features[B]influences[C]results[D]costs12.[A]outside[B]on[C]by[D]across13.[A]deliver[B]carry[C]perform[D]apply14.[A]bychance[B]incontrast[C]asusual[D]forinstance15.[A]if[B]unless[C]as[D]lest16.[A]moderate[B]overcome[C]determine[D]reach17.[A]at[B]for[C]after[D]with18.[A]Aboveall[B]Afterall[C]However[D]Otherwise19.[A]fundamental[B]comprehensive[C]equivalent[D]hostile历年考研英语完形填空真题（2011）20.[A]Byaccident[B]Intime[C]Sofar[D]Betterstill历年考研英语完形填空真题（2010）In1924America'sNationalResearchCouncilsenttwoengineerstosuperviseaseriesofindustrialexperimentsatalargetelephone-partsfactorycalledtheHawthornePlantnearChicago.Ithopedtheywouldlearnhowstop-floorlightingworkers'productivity.Instead,thestudiesendedgivingtheirnametothe"Hawthorneeffect",theextremelyinfluentialideathattheverytobeingexperimenteduponchangedsubjects'behavior.TheideaarosebecauseofthebehaviorofthewomenintheHawthorneplant.Accordingtooftheexperiments,theirhourlyoutputrosewhenlightingwasincreased,butalsowhenitwasdimmed.Itdidnotwhatwasdoneintheexperiment;somethingwaschanged,productivityrose.A(n)thattheywerebeingexperimenteduponseemedtobetoalterworkers'behavioritself.Afterseveraldecades,thesamedataweretoeconometrictheanalysis.Hawthorneexperimentshasanothersurprisestorethedescriptionsonrecord,nosystematicwasfoundthatlevelsofproductivitywererelatedtochangesinlighting.Itturnsoutthatpeculiarwayofconductingtheexperimentsmaybehavelettointerpretationofwhathapped.,lightingwasalwayschangedonaSunday.WhenworkstartedagainonMonday,outputrosecomparedwiththepreviousSaturdayand17toriseforthenextcoupleofdays.,acomparisonwithdataforweekswhentherewasnoexperimentationshowedthatoutputalwayswentuponMonday,workerstobediligentforthefirstfewdaysoftheweekinanycase,beforeaplateauandthenslackeningoff.Thissuggeststhatthealleged"Hawthorneeffect"ishardtopindown.1.[A]affected[B]achieved[C]extracted[D]restored2.[A]at[B]up[C]with[D]off3.[A]truth[B]sight[C]act[D]proof4.[A]controversial[B]perplexing[C]mischievous[D]ambiguous5.[A]requirements[B]explanations[C]accounts[D]assessments6.[A]conclude[B]matter[C]indicate[D]work7.[A]asfaras[B]forfearthat[C]incasethat[D]solongas8.[A]awareness[B]expectation[C]sentiment[D]illusion9.[A]suitable[B]excessive[C]enough[D]abundant10.[A]about[B]for[C]on[D]by11.[A]compared[B]shown[C]subjected[D]conveyed12.[A]contraryto[B]consistentwith[C]parallelwith[D]peculiarto13.[A]evidence[B]guidance[C]implication[D]source14.[A]disputable[B]enlightening[C]reliable[D]misleading15.[A]Incontrast[B]Forexample[C]Inconsequence[D]Asusual16.[A]duly[B]accidentally[C]unpredictably[D]suddenly17.[A]failed[B]ceased[C]started[D]continued历年考研英语完形填空真题（2011）20.[A]breaking[B]climbing[C]surpassing[D]hitting历年考研英语完形填空真题（2012）AncientGreekphilosopherAristotleviewedlaughteras“abodilyexerciseprecioustohealth.”But---__1___someclaimstothecontrary,laughingprobablyhaslittleinfluenceonphysicalfitness.Laughterdoes__2___short-termchangesinthefunctionoftheheartanditsbloodvessels,___3_heartrateandoxygenconsumptionButbecausehardlaughterisdifficultto__4__,agoodlaughisunlikelytohave__5___benefitstheway,say,walkingorjoggingdoes.__6__,insteadofstrainingmusclestobuildthem,asexercisedoes,laughterapparentlyaccomplishesthe__7__,studiesdatingbacktothe1930’sindicatethatlaughter__8___muscles,decreasingmuscletoneforupto45minutesafterthelaughdiesdown.Suchbodilyreactionmightconceivablyhelp_9__theeffectsofpsychologicalstress.Anyway,theactoflaughingprobablydoesproduceothertypesof___10___feedback,thatimproveanindividual’semotionalstate.__11____oneclassicaltheoryofemotion,ourfeelingsarepartiallyrooted____12___physicalreactions.Itwasarguedattheendofthe19thcenturythathumansdonotcry___13___theyaresadbuttheybecomesadwhenthetearsbegintoflow.Althoughsadnessalso____14___tears,evidencesuggeststhatemotionscanflow__15___muscularresponses.Inanexperimentpublishedin1988,socialpsychologistFritzStrackoftheUniversityofwürzburginGermanyaskedvolunteersto__16___apeneitherwiththeirteeth-therebycreatinganartificialsmile–orwiththeirlips,whichwouldproducea(n)__17___expression.Thoseforcedtoexercisetheirsmilingmuscles___18___moreexuberantlytofunnycartoonsthandidthosewhosemouthswerecontractedinafrown,____19___thatexpressionsmayinfluenceemotionsratherthanjusttheotherwayaround.___20__,thephysicalactoflaughtercouldimprovemood..1.[A]among[B]except[C]despite[D]like2.[A]reflect[B]demand[C]indicate[D]produce3.[A]stabilizing[B]boosting[C]impairing[D]determining4.[A]transmit[B]sustain[C]evaluate[D]observe5.[A]measurable[B]manageable[C]affordable[D]renewable6.[A]Inturn[B]Infact[C]Inaddition[D]Inbrief7.[A]opposite[B]impossible[C]average[D]expected8.[A]hardens[B]weakens[C]tightens[D]relaxes9.[A]aggravate[B]generate[C]moderate[D]enhance10.[A]physical[B]mental[C]subconscious[D]internal11.[A]Exceptfor[B]Accordingto[C]Dueto[D]Asfor12.[A]with[B]on[C]in[D]at13.[A]unless[B]until[C]if[D]because14.[A]exhausts[B]follows[C]precedes[D]suppresses15.[A]into[B]from[C]towards[D]beyond16.[A]fetch[B]bite[C]pick[D]hold17.[A]disappointed[B]excited[C]joyful[D]indifferent历年考研英语完形填空真题（2013）18.[A]adapted[B]catered[C]turned[D]reacted19.[A]suggesting[B]requiring[C]mentioning[D]supposing20.[A]Eventually[B]Consequently[C]Similarly[D]Conversely历年考研英语完形填空真题（2014）TheethicaljudgmentsoftheSupremeCourtjusticeshavebecomeanimportantissuerecently.Thecourtcannot_1_itslegitimacyasguardianoftheruleoflaw_2_justicesbehavelikepoliticians.Yet,inseveralinstances,justicesactedinwaysthat_3_thecourt’sreputationforbeingindependentandimpartial.JusticeAntoninScalia,forexample,appearedatpoliticalevents.Thatkindofactivitymakesitlesslikelythatthecourt’sdecisionswillbe_4_asimpartialjudgments.Partoftheproblemisthatthejusticesarenot_5_byanethicscode.Attheveryleast,thecourtshouldmakeitself_6_tothecodeofconductthat_7_totherestofthefederaljudiciary.Thisandothersimilarcases_8_thequestionofwhetherthereisstilla_9_betweenthecourtandpolitics.TheframersoftheConstitutionenvisionedlaw_10_havingauthorityapartfrompolitics.Theygavejusticespermanentpositions_11_theywouldbefreeto_12_thoseinpowerandhavenoneedto_13_politicalsupport.Ourlegalsystemwasdesignedtosetlawapartfrompoliticspreciselybecausetheyaresoclosely_14_.Constitutionallawispoliticalbecauseitresultsfromchoicesrootedinfundamentalsocial_15_likelibertyandproperty.Whenthecourtdealswithsocialpolicydecisions,thelawit_16_isinescapablypolitical-whichiswhydecisionssplitalongideologicallinesaresoeasily_17_asunjust.Thejusticesmust_18_doubtsaboutthecourt’slegitimacybymakingthemselves_19_tothecodeofconduct.Thatwouldmakerulingsmorelikelytobeseenasseparatefrompoliticsand,_20_,convincingaslaw.1.[A]emphasize[B]maintain[C]modify[D]recognize2.[A]when[B]lest[C]before[D]unless3.[A]restored[B]weakened[C]established[D]eliminated4.[A]challenged[B]compromised[C]suspected[D]accepted5.[A]advanced[B]caught[C]bound[D]founded6.[A]resistant[B]subject[C]immune[D]prone7.[A]resorts[B]sticks[C]loads[D]applies8.[A]evade[B]raise[C]deny[D]settle9.[A]line[B]barrier[C]similarity[D]conflict10.[A]by[B]as[C]though[D]towards11.[A]so[B]since[C]provided[D]though12.[A]serve[B]satisfy[C]upset[D]replace13.[A]confirm[B]express[C]cultivate[D]offer14.[A]guarded[B]followed[C]studied[D]tied15.[A]concepts[B]theories[C]divisions[D]conceptions16.[A]excludes[B]questions[C]shapes[D]controls17.[A]dismissed[B]released[C]ranked[D]distorted18.[A]suppress[B]exploit[C]address[D]ignore19.[A]accessible[B]amiable[C]agreeable[D]accountable20.[A]byallmesns[B]atallcosts[C]inaword[D]asaresult历年考研英语完形填空真题（2015）Peopleare,onthewhole,pooratconsideringbackgroundinformationwhenmakingindividualdecisions.Atfirstglancethismightseemlikeastrengththat__1__theabilitytomakejudgmentswhichareunbiasedby__2___factors.ButDr.UriSimonsohnspeculatedthataninabilitytoconsiderthebig__3___wasleadingdecision-makerstobebiasedbythedailysamlesofinformationtheywereworkingwith.__4___,hetheorisedthatajudge__5___ofapperaringtoosoft__6__crimemightbemorelikelytosendsomeonetoprison__7___hehadalreadysentencedfiveorsixotherdefendantsonlytoforcedcommunityserviceonthatday.To__8__thisidea,heturnedtotheuniversity-admissionsprocess.Intheory,the__9___ofanapplicantshouldnotdependonthefewothers__10___randomlyforinterviewduringthesameday,butDr.Simonsohosuspectedthetruthwas__11___.Hestudiedtheresultsof9,323MBAinterviews__12___by31admissionsofficers.Theinterviewershad__13___applicantsonascaleofonetofive.Thisscale__14___numerousfactorsintoconsideration.Thescoreswere__15___usedinconjunctionwithanapplicant’sscoreontheGranduateManagentAdimssionTest,orGMAT,astandardizedexamwhichis__16___outof800points,tomakeadecisiononwhethertoaccepthimorher.Dr.Simonsohofoundifthescoreofthepreviouscandidateinadailyseriesofintervieweeswas0.75pointsormorehigherthanthatoftheone__17___that,thenthescoreforthenextapplicantwould__18___byanaverageof0.075points.Thismightsoundsmall,butto__19___theeffectsofsuchadecreaseacandidatecouldneed30moreGMATpointsthanwouldotherwisehavebeen__20___..1.[A]grants[B]submits[C]transmits[D]delivers2.[A]minor[B]objective[C]crucial[D]external3.[A]issue[B]vision[C]picture[D]external4.[A]Forexample[B]Onaverage[C]Inprinciple[D]Aboveall5.[A]fond[B]fearful[C]capable[D]thoughtless6.[A]in[B]on[C]to[D]for7.[A]if[B]until[C]though[D]unless8.[A]promote[B]emphasize[C]share[D]success9.[A]decision[B]quality[C]status[D]success10.[A]chosen[B]studied[C]found[D]identified11.[A]exceptional[B]defensible[C]replaceable[D]otherwise12.[A]inspired[B]expressed[C]conducted[D]secured13.[A]assigned[B]rated[C]matched[D]arranged14.[A]put[B]got[C]gave[D]took15.[A]instead[B]then[C]ever[D]rather16.[A]selected[B]passed[C]marked[D]introduced17.[A]before[B]after[C]above[D]below18.[A]jump[B]float[C]drop[D]fluctuate19.[A]achieve[B]undo[C]main