单项选择题
A．voice : chorus B．chisel : sculpture C．keyboard : harmony D．sound : monologue E． violin : concerto
A．analogy : simile B．ennui : rehearsal C．commitment : equivocation D．exhortation : elocution E．harmony : mediation
A．cunning : decide B．vigilant: view C．knowledgeable: read D．hungry : eat E．shameless : misbehave