選修作業(yè)day6刷題訓(xùn)練營(yíng)

DAY5:BAECDDAB

打卡第六天：假設(shè)題1（答案請(qǐng)用紅色標(biāo)出）

Installingscrubbersinsmokestacksandswitchingtocleaner-burningfuelarethetwomethodsavailabletoNorthernPowerforreducingharmfulemissionsfromitsnts.Scrubberswillreduceharmfulemissionsmorethancleaner-burningfuelswill.Therefore,byinstallingscrubbers,NorthernPowerwillbe ngthemostthatcanbedonetoreduceharmfulemissionsfromits

nts.

Whichofthefollowingisanassumptiononwhichtheargumentdepends?

邏輯鏈分析：

ASwitchingtocleaner-burningfuelwillnotbemoreexpensivethaninstallingscrubbers.

分析A選項(xiàng)：

BNorthernPowercanchoosefromamongvariouskindsofscrubbers,someofwhicharemoreeffectivethanothers.

分析B選項(xiàng)：

CNorthernPowerisnotnecessarilycommittedtoreducingharmfulemissionsfromits nts.

分析C選項(xiàng)：

DHarmfulemissionsfromNorthernPower's ntscannotbereducedmorebyusingbothmethodstogetherthanbytheinstallationofscrubbersalone.

分析D選項(xiàng)：

EAsidefromharmfulemissionsfromthesmokestacksofits nts,theactivitiesofNorthernPowerdonotcausesignificantairpollution.

分析E選項(xiàng)：

Althoughcomputerscanenhancepeople’sabilitytocommunicate,computergamesareacauseofunderdevelopedcommunicationskillsinchildren.After-schoolhoursspentyingcomputergamesarehoursnotspenttalkingwithpeople.Therefore,childrenwhospendalltheirsparetimeyingthesegameshavelessexperienceininter alcommunicationthanotherchildrenhave.

Theargumentdependsonwhichofthefollowingassumptions?

邏輯鏈分析：

APassiveactivitiessuchaswatching evisionandlisteningtomusicdonothinderthedevelopmentofcommunicationskillsinchildren.

分析A選項(xiàng)：

BMostchildrenhaveotheropportunities,inadditiontoafter-schoolhours,inwhichtheycanchoosewhetherto ycomputergamesortoin ctwithotherpeople.

分析B選項(xiàng)：

CChildrenwhodonotspendalloftheirafterschoolhours yingcomputergamesspendatleastsomeofthattimetalkingwithotherpeople.

分析C選項(xiàng)：

DFormalinstructioncontributeslittleornothingtochildren’sacquisitionofcommunicationskills.

分析D選項(xiàng)：

EThementalskillsdevelopedthrough yingcomputergamesdonotcontributesignificantlytochildren’sin lectualdevelopment.

分析E選項(xiàng)：

Roland:Thealarmingfactisthat90percentofthepeopleinthiscountrynowreportthattheyknowsomeonewhoisunemployed.

Sharon:Butanormal,moderatelevelofunemploymentis5percent,with1outof20workersunemployed.Soatanygiventimeifa knowsapproximay50workers,oneormorewillverylikelybeunemployed.

Sharon'sargumentreliesontheassumptionthat

邏輯鏈分析：

Anormallevelsofunemploymentarerarelyexceeded

分析A選項(xiàng)：

Bunemploymentisnotnormallyconcentratedingeographicallyisolatedsegmentsofthepopulation

分析B選項(xiàng)：

Cthenumberofpeoplewhoeachknowsomeonewhoisunemployedisalwayshigherthan90percentofthepopulation

分析C選項(xiàng)：

DRolandisnotconsciouslydistortingthestatisticshepresents

分析D選項(xiàng)：

Eknowledgethata alacquaintanceisunemployedgeneratesmorefearoflosingone’sjobthandoesknowledgeofunemploymentstatistics

分析E選項(xiàng)：

Within20yearsitwillprobablybepossibletoidentifythegeneticsusceptibilityanindividualmayhavetowardanyparticulardisease.Eventually,effectivestrategieswillbediscoveredtocoun cteachsuchsusceptibility.Oncetheseeffectivestrategiesarefound,therefore,thepeoplewhofollowthemwillnevergetsick.

Theargumentaboveisbasedonwhichofthefollowingassumptions?

邏輯鏈分析：

AForeverydiseasethereisonlyonestrategythatcanpreventitsoccurrence.

分析A選項(xiàng)：

BInthefuture,geneticswillbetheonlymedicalspecialtyofanyimportance.

分析B選項(xiàng)：

CAllhumansicknessesareinparttheresultofindividuals'geneticsusceptibilities.

分析C選項(xiàng)：

DAllhumansaregeneticallysusceptibletosomediseases.

分析D選項(xiàng)：

EPeoplewillfollowmedicaladvicewhentheyareconvincedthatitiseffective.

分析E選項(xiàng):

Aresearcherdiscoveredthatpeoplewhohavelowlevelsofimmune-systemactivitytendtoscoremuchlowerontestsofmentalhealththandopeoplewithnormalorhighimmune-systemactivity.Theresearcherconcludedfromthisexperimentthattheimmunesystemprotectsagainstmentalillnessaswellasagainstphysicaldisease.

Theresearcher'sconclusiondependsonwhichofthefollowingassumptions?

邏輯鏈分析：

AHighimmune-systemactivityprotectsagainstmentalillnessbetterthannormalimmune-systemactivitydoes.

分析A選項(xiàng)：

BMentalillnessissimilartophysicaldiseaseinitseffectsonbodysystems.

分析B選項(xiàng)：

CPeoplewithhighimmune-systemactivitycannotdevelopmentalillness. 分析C選項(xiàng)：

DMentalillnessdoesnotcausepeople'simmune-systemactivitytodecrease.

分析D選項(xiàng)：

EPsychologicaltreatmentofmentalillnessisnotaseffectiveasismedicaltreatment.

分析E選項(xiàng)：

Researchershavefoundthatwhenveryoverweightpeople,whotendtohaverelativelylowmetabolicrates,loseweightprimarilythroughdieting,theirmetabolismsgenerallyremainunchanged.Theywillthusburnsignificantlyfewercaloriesatthenewweightthandopeoplewhoseweightisnormallyatthatlevel.Suchnewlythin swill,therefore,ultima yregainweightuntiltheirbodysizeagainmatchestheirmetabolicrate.

Theconclusionoftheargumentabovedependsonwhichofthefollowingassumptions?

邏輯鏈分析：

ARelativelyfewveryoverweightpeoplewhohavedieteddowntoanewweighttendtocontinuetoconsumesubstantiallyfewercaloriesthandopeoplewhosenormalweightisatthatlevel.

分析A選項(xiàng)：

BThemetabolismsofpeoplewhoareusuallynotoverweightaremuchmoreabletovarythanthemetabolismsofpeoplewhohavebeenveryoverweight.分析B選項(xiàng)：

CTheamountofcaloriesthata usuallyburnsinadayisdeterminedmorebytheamountthatisconsumedthatdaythanbythecurrentweightoftheindividual.

分析C選項(xiàng)：

DResearchershavenotyetdeterminedwhetherthemetabolicratesofformerlyveryoverweightindividualscanbeacceleratedbymeansofchemicalagents.

分析D選項(xiàng)：

EBecauseoftheconstancyoftheirmetabolicrates,peoplewhoareattheirusualweightnormallyhaveasmuchdifficultygainingweightastheydolosingit.

分析E選項(xiàng)：

Topreventharborporpoisesfromgettingtangledinitsnetsandsuffocating,afishing installedacousticalarmsonallitsboatsthatfishinwatersoffMassachusetts.Thesoundemittedtemporarilydisorientstheporpoisesandfrightensthemaway.Sincetheinstallationofthealarms,theaveragenumberofporpoisescaughtinthe 'snetshasdroppedfromeighttoonepermonth.Thealarms,therefore,aresavingthelivesofharborporpoisesinthosewaters.

Whichofthefollowingisanassumptiononwhichtheargumentdepends?

邏輯鏈分析：

ATheuseofacousticalarmsincreasesthenumberofcommercialfishcaughtbythefishing 'sboats.

分析A選項(xiàng)：

BWhendisoriented,harborporpoisesarenotsignificantlymorelikelytobekilledbyotherboats.

分析B選項(xiàng)：

CEnvironmentalistsadvocatetheuseofacousticalarmsasameansofprotectingtheharborporpoisepopulation.

分析C選項(xiàng)：

DThealarmswereinstalledatthetimeofyearwhenharborporpoisesaremostplentifulintheMassachusettswaters.

分析D選項(xiàng)：

EThecostofinstallingacousticalarmsonfishingboatsislessthanthecostofrepairingnetsdamagedbyharborporpoises.

分析E選項(xiàng)：

InKravonia,theaveragesalaryforjobsrequiringacollegedegreehasalwaysbeenhigherthantheaveragesalaryforjobsthatdonotrequireadegree.CurrentenrollmentsinKravonia'scollegesindicatethatoverthenextfouryearsthepercentageoftheKravonianworkwithcollegedegreeswill