Ключевые слова: angry, back, bad, book, books, boy, chain, class, college, computer, depressed, desk, distressed, education, exams, for, frustrated, graduate, home, homework, laptop, learning, male, man, many, mood, netbook, preparing, reading, sad, school, smiling, stack, stress, stressed, student, study, studying, teen, teenager, textbook, textbooks, tied, to, trainee, training, unhappy, university, upset, working,