Ключевые слова: academic, asking, audience, auditorium, briefing, businesswoman, chart, class, classroom, coach, coaching, commercial, concepts, conference, convention, conversation, corporate, course, discussion, education, employee, group, hall, icon set, instructor, learning, lecture, meeting, office, person, presentation, presenter, professor, seminar, speech, student, teacher, teaching, team, teamwork, training, workshop,