Ключевые слова: background, business, chalk, chalkboard, child, class, classroom, college, computer, concept, course, design, desk, device, distance, education, elearning, examination, home, information, internet, kid, knowledge, learn, learning, lecture, media, mobile, network, online, people, quarantine, reading, smartphone, student, study, studying, teacher, teaching, technology, training, tutorial, university, video, web, webinar, website, workplace,