单项选择题
A.nonchalant:curiosity B.muted:color C.obsolete:usage D.obsessed:nightmare E.rustic:ballad
A.apathy:feelings B.symphony:prom C.cello:dirge D.existence:extinction E.lethargy:ennui
A.oxen:carriage B.tumbler:quartz C.bowl:receptacle D.tile:concrete E.drawing:opus