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PREP1-073-加强题型
MostofWesternmusicsincetheRenaissancehasbeenbasedonaseven-notescaleknown
asthediatonicscale,butwhendidthescaleoriginate?Afragmentofabonefluteexcavated
ataNeanderthalcampsitehasfourholes,whicharespacedinexactlytherightwayforplaying
thethirdthroughsixthnotesofadiatonicscale.Theentireflutemustsurelyhavehadmore
holes,andtheflutewasmadefromabonethatwaslongenoughfortheseadditionalholes
tohaveallowedacompletediatonicscaletobeplayed.Therefore,theNeanderthalswho
madethefluteprobablyusedadiatonicmusicalscale.
Intheargumentgiven,thetwoportionsinboldfaceplaywhichofthefollowingroles?
A.Thefirstintroducesevidencetosupportthemainconclusionoftheargument;thesecond
isthemainconclusionstatedintheargument.
B.Thefirstintroducesevidencetosupportthemainconclusionoftheargument;thesecond
presentsapositiontowhichtheargumentisopposed.
C.Thefirstdescribesadiscoveryasunderminingthepositionagainstwhichtheargumentas
awholeisdirected;thesecondstatesthemainconclusionoftheargument.
D.Thefirstintroducesthephenomenonthattheargumentasawholeseekstoexplain;the
secondpresentsapositiontowhichtheargumentisopposed.
E.Thefirstintroducesthephenomenonthattheargumentasawholeseekstoexplain;the
secondgivesareasontoruleoutonepossibleexplanation.
PREP1-075-加强题型
Intheyearfollowinganeight-centincreaseinthefederaltaxonapackofcigarettes,salesof
cigarettesfelltenpercent.Incontrast,intheyearpriortothetaxincrease,saleshadfallen
onepercent.Thevolumeofcigarettesalesisthereforestronglyrelatedtotheafter-taxprice
ofapackofcigarettes.
Whichofthefollowing,iftrue,wouldmoststrengthentheargumentabove?
A.Duringthesecondyearafterthetaxincrease,cigarettesalesincreasedbyasignifica
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