单项选择题
A．product: dross B．seed: pip C．refresher: dregs D．maize :core E． composite: adulteration
A．reverent: dignify B．distraught: trouble C．disheartened: arrogate D．offensive: aggravate E．prophetic: forebode
A．weather: danger B．torpor: vigor C．adulation: attraction D．indifference: tedium E． yearning: conception