Ключевые слова: academic, back, board, briefing, business, businessman, class, classroom, coach, coaching, conference, corporate, demonstrating, discussing, education, explaining, learn, learning, lecture, lecturer, lesson, man, meeting, mentor, mentoring, office, pointing, presentation, presenting, professional, reporting, seminar, showing, speaker, speaking, student, study, studying, talking, teacher, teaching, to, trainer, training, tutor, tutoring, white, whiteboard, workplace, young,