Ключевые слова: audience, auditorium, background, band, bar, business, center, concert, conference, convention, education, empty, equipment, event, hall, hand, holding, instrument, isolated, lecture, listen, live, man, meeting, men, mic, microphone, modern, movie, music, musical, people, performance, podium, presentation, public, recording, rehearsal, report, reporter, rock, room, seminar, singing, speach, speaker, stage, student, university, white,