单项选择题
A.contract: liability B.pledge: preacher C.oath: kinsmen D.charter: corporation E.patent: monopoly
A.lamb: sheep B.steed: horse C.colt: horse D.drone: wasp E.calf: ox
A.discomfort... humdrum B.attachment... peripatetic C.resignation... pedestrian D.indifference ... wily E.passion... distraught