单项选择题
A．ductile: tensile B．insuperable: lofty C．nonflammable: combustible D．malleable: flexible E． convivial: exploitative
A．decadence: fervor B．audacity: perseverance C．superficiality: naivety D．mendacity: honesty E．benevolence: gorgeousness
A．pediment: memorial B．carapace: movement C．umbrella: rain D．tassel: cap E．instrument: accuracy