階梯難度訓(xùn)練營作業(yè)

打卡第一天：初學(xué)乍練（答案請用紅色標(biāo)出AconservationgroupintheUnitedStatesistryingtochangethelong-standingimageofbatsasfrighteningcreatures.Thegroupcontendsthatbatsarefearedandpersecutedsolelybecausetheyareshyanimalsthatareactiveonlyatnight.Whichofthefollowing,iftrue,wouldcastthemostseriousdoubtontheaccuracyofthegroup’scontention?ABatsaresteadilylosingnaturalroostingplacessuchascavesandhollowtreesandarethusturningtomoredevelopedareasforroosting.BBatsarethechiefconsumersofnocturnalinsectsandthuscanhelpmaketheirhuntingterritorymorepleasantforhumans.CBatsareregardedasfrighteningcreaturesnotonlyintheUnitedStatesbutalsoinEurope,Africa,andSouthAmerica.DRaccoonsandowlsareshyandactiveonlyatnight,yettheyarenotgenerallyfearedandpersecuted.EPeopleknowmoreaboutthebehaviorofothergreatlyfearedanimalspecies,suchaslions,alligators,andsnakes,thantheydoaboutthebehaviorofbats.分析E選項：WhichofthefollowingmostlogicallycompletestheAccordingtoexpertsonshopbehavior,moreshopperswouldshopatJerrod'sdepartmentstoreiftheywereofferedtheconvenienceofshopcarts.Infact,eveniftheamountspentbytheseadditionalcustomersonlyjustcoveredthecostofprovidingthecarts,providingcartswouldstillprobablyincreaseJerrod'sprofits,since AthelayoutofJerrod'sisopenenoughto modateshopcartsBseveraldepartmentstoresthatcompetewithJerrod'shavebeguntomakeshopcartsavailabletotheircustomersCtherearesomepotentialcustomerswhowouldnotbeenticedtoshopatJerrod'sbytheavailabilityofshopcartsDstoresthatmakeshopcartsavailabletocustomersusuallyhavetohirepeopletoretrievethemfromparkingareasEacustomerwithashopcartbuysmore,o age,thanacustomerwithoutacartTrancorpcurrentlytransportsallitsgoodstoBurlandIslandbytruck.TheonlybridgeoverthechannelseparatingBurlandfromthemainlandiscongested,andtruckstypicallyspendhoursintraffic.Trainscanreachthechannelmorequicklythantrucks,andfreightcarscanbetransportedtoBurlandbybargesthattypicallycrossthechannelinanhour.Therefore,toreduceshiptime,TrancorpplanstoswitchtotrainsandbargestotransportgoodstoBurland.WhichofthefollowingwouldbemostimportanttoknowindeterminingwhetherTrancorp'splan,ifimplemented,islikelytoachieveitsgoal?AWhethertransportationbytrainandbargewouldbesubstantiallylessexpensivethantransportationbytruck.BWhetherthereareboatsthatcanmakethetripbetweenthemainlandandBurlandfasterthanbargescanCWhetherloadingthefreightcarsontobargesisverytimeDWhethertheaveragenumberofvehiclestravelin erthebridgeintoBurlandhasbeenrelativelyconstantinrecentyearsEWhethermosttruckstransportinggoodsintoBurlandreturntothemainlandWoodsmokecontainsdangeroustoxinsthatcausechangesinhumancells.Becausewoodsmokepresentssuchahighhealthrisk,legislationisneededtoregulatetheuseofopen-airfiresandwood-burningstoves.Whichofthefollowing,iftrue,providesthemostsupportfortheargumentATheamountofdangeroustoxinscontainedinwoodsmokeismuchlessthantheamountcontainedinanequalvolumeofautomobileexhaust.BWithinthejurisdictioncoveredbytheproposedlegislation,mostheatingandcookingisdonewithoilornaturalgas.CSmokeproducedbycoal-burningstovesissignificantlymoretoxicthansmokefromwoodburningstoves.DNosignificantbeneficialeffectonairqualitywouldresultifopen-airfireswerebannedwithinthejurisdictioncoveredbytheproposedlegislation.分析D選項:EInvalleyswherewoodisusedastheprimaryheatingfuel,theconcentrationofsmokeresultsinpoorairquality.Acompany'stwodivisionsperformedwithremarkableconsistencyoverthepastthreeyears:ineachofthoseyears,thepharmaceuticalsdivisionhasaccountedforroughly20percentofdollarsalesand40percentofprofits,andthechemicalsdivisionforthebalance.Whichofthefollowingcanproperlybeinferredregardingthepastthreeyearsfromthestatementabove?companysBThepharmaceuticalsdivisionhasfacedstiffercompetitioninitsmarketsthanhasthechemicalsdivision.CThechemicalsdivisionhasrealizedlowerprofitsperdollarofsalesthanhasthepharmaceuticalsdivision.DTheproductmixofferedbyeachofthecompany’sdivisionshasremainedEHighlyprofitableproductsaccountedforahigherpercentageofthechemicalsdivision’ssalesthanthoseofthepharmaceuticalsdivision’s.分析E選項：Contrarytoearlierpredictions,demandforsugarcanehasnotincreasedinrecentyears.Yet,eventhoughpricesandproductionamountshavealsobeenstableduringthelastthreeyears,sugarcanegrowerslastyearincreasedtheirprofitsbymorethan10percentoverthepreviousyear’slevel.Anyofthefollowingstatements,iftrueaboutlastyear,helpstoexplaintheriseinprofitsEXCEPT:AManycountriesthatarelargeconsumersofsugarcaneincreasedtheirproductionofsugarcane-basedethanol,yettheiroverallconsumptionofsugarcanedecreased.BSugarcanegrowershavesavedmoneyonwagesbyswitchingfrompayinglaborersanhourlywagetopayingthembytheamountharvested.CThepriceofoil,themajorenergysourceusedbysugarcanegrowersinharvestingtheircrops,droppedbyover20percent.DManysmallsugarcanegrowersjoinedtogethertoformanassociationofsugarcaneproducersandbegantobuysatlowgrouprates.ERainfallinsugarcane-growingregionswashigherthanithadbeenduringthepreviousyear,allowingthegrowerstosavemoneyonexpensiveartificialJournalist:Inlate1994,thepresent ernmentoftheRepublicofBellamcameintopower.Eachyearsincethen,aboutthirtyjournalistshavebeenimprisonedforprintingarticlesthatcriticizethe ernment.In1994,underthe ernment,onlysixjournalistswereimprisonedforcriticizingtheernment.Sotheoldernmentwasmoretolerantofcriticismbythepressthanthenewoneis.Politician:Butin1994onlysixjournalistscriticizedtheernment,andnowjournalistsroutinelyThepoliticianchallengesthejournalist’sargumentby ngwhichoftheAPresentingdatathatextendfurtherintothepastthanthejournalist’sBIntroducingevidencethatunderminesanassumptionofthejournalist’sCQuestioningtheaccuracyoftheevidencepresentedinsupportofthejournalist’sconclusionDPointingoutthattheargumentillegitima ydrawsageneralconclusiononthebasisofasampleofonlyafewcasesEStatingthattheargumenttreatsinformationaboutsomemembersofagroupasifitappliedtoallmembersofthatgroupEventhoughmostuniversitiesretaintheroyaltiesfromfacultymembers’inventions,thefacultymembersretaintheroyaltiesfrombooksandarticlestheywrite.Therefore,facultymembersshouldretaintheroyaltiesfromtheeducationalcomputersoftwaretheydevelop.Theconclusionabovewouldbemorereasonablydrawnifwhichofthefollowingwereinsertedintotheargumentasanadditionalpremise?邏輯鏈分析ARoyaltiesfrominventionsarehigherthanroyaltiesfromeducationalsoftwareBFacultymembersaremorelikelytoproduceeducationalsoftwareprogramsthaninventions.CInventionsbringmoreprestigetouniversitiesthandobooksandDIntheexperienceofmostuniversities,educationalsoftwareprogramsaremoremarketablethanarebooksandarticles.EIntermsofthecriteriausedtoawardroyalties,educationalsoftwareprogramsaremorenearlycomparabletobooksandarticlesthantoinventions.分析E選項：Severalindustrieshaverecentlyswitchedatleastpartlyfromoldertechnologiespoweredbyfossilfuelstonewtechnologiespoweredbyelectricity.Itisthusevidentthatlessfossilfuelisbeingusedasaresultoftheoperationsoftheseindustriesthanwouldhavebeenusediftheseindustrieshadretainedtheiroldertechnologies.Whichofthefollowing,iftrue,moststrengthenstheargumentAManyoftheindustriesthathaveswitchedatleastpartlytothenewtechnologieshaveincreasedtheiroutput.BLessfossilfuelwasusedtomanufacturethemachineryemployedinthenewtechnologiesthanwasoriginallyusedtomanufacturethemachineryemployedintheoldertechnologies.CMoreelectricityisusedbythoseindustriesthathaveswitchedatleastpartlytothenewtechnologiesthanbythoseindustriesthathavenotswitched.DSomeoftheindustriesthathaveswitchedatleastpartlytothenewtechnologiesstilluseprimarilytechnologiesthatarepoweredbyfossilfuels.分析D選項：ETheamountoffossilfuelusedtogeneratetheelectricityneededtopowerthenewtechnologiesislessthantheamountthatwouldhavebeenusedtopowertheoldertechnologies.DeltaProductsInc.hasrecentlyswitchedatleastpartlyfromoldertechnologiesusingfoss