Ключевые слова: adult, book, books, boy, business, caucasian, coffee, college, desk, education, exam, female, girl, hard, high, homework, iced, knowledge, learn, learning, library, lifestyle, male, man, one, people, person, portrait, read, reading, school, stack, stress, stressed, student, study, studying, table, teen, teenager, textbook, textbooks, tired, university, white, woman, work, working, young, youth,