Ключевые слова: audience, auditorium, business, class room, classroom, collaboration, college, communication, conference, confidence, conversation, crowd, crowded, education, educational, event, female, forum, girl, group, hall, leader, learn, learning, lecture, listen, listener, listening, male, man, negotiator, people, person, presenter, seminar, speak, speaker, speaking, spectators, speech, stage, students, study, studying, suit, summit, talk, talking, viewer, woman,