Ключевые слова: age, alloy, arm, chopin, classic, classical, concert, concerto, duet, easy, ebony, flower, flute, french, hole, instrument, ivory, jazz, joint, key, keyboard, light, listening, middle, model, music, musical, new, open, piano, pointed, pop, professional, sepia, serenade, silver, sonata, structure, system, toning, tube, woodwind,