单项选择题
A.applied…invalid B.extrapolated…dissimilar C.obscure…sound D.relevant…analogous E.inapplicable…similar
A.aprerequisite B.athrowback C.ananachronism D.ananathema E.anencumbrance
A.essence…riches B.skin…friendship C.dermis…usefulness D.kernel…camaraderie E.anatomy…spirit