单项选择题
A.random: inscrutable B.laconic: voluble C.arbitrary: fair D.adaptable: steady E.graceful: innocent
A.credential B.liability C.refutation D.responsibility E.unsteadiness
A.floridities ... unassuming B.imprecations ... remorseful C.explications ... rueful D.epigrams... meek E. hyperbole... choleric