Ключевые слова: academic, board, class, classroom, college, computer, discussing, distance, education, exhausted, explaining, fatigue, internet, laptop, learning, lecture, lecturer, lesson, man, mentor, mentoring, online, physicist, physics, pray, praying, sad, school, stressed, student, study, studying, teacher, teaching, teleeducation, telelearning, telestudy, telestudying, teletraining, tired, training, tutor, tutoring, unhappy, university, upset, virtual, white, whiteboard,