Ключевые слова: adult, application, book, business, class, classroom, cognition, college, communication, computer, concentration, course, day, desk, education, exam, female, girl, hand, indoor, international, knowledge, laptop, learning, lecture, lesson, letter, note, notebook, online, paper, person, read, scholarship, school, sitting, stress, student, study, studying, table, teacher, teenage, test, university, woman, write, writing, young,