Ключевые слова: 1517, activities, adolescence, american, appearance, boy, casuals, class, clever, computer, concentrating, diligent, education, emotions, equipment, european, exam, german, indoors, information, intelligence, interested, interior, internet, it, learning, leisure, lesson, library, lifestyle, modern, occupation, people, portrait, preparation, reading, school, schoolboy, science, searching, serious, software, student, studious, study, technology, teenager, training, university,