Ключевые слова: academic, adult, audience, business, career, class, classroom, college, computer, conference, corporate, course, education, event, fair, group, hall, job, knowledge, laptop, learn, learning, lecture, lesson, meeting, people, phone, presentation, professor, school, screen, seminar, sitting, smartphone, speaker, student, students, study, studying, table, teacher, teaching, team, training, typing, university, woman, women, workshop, young,