Ключевые слова: 16s, activity, adolescence, asleep, background, blur, boredom, caucasian, class, classmate, classroom, college, desk, education, european, exam, exhausted, fellow, female, girl, group, interior, knowledge, lazy, learning, lecture, lesson, lifestyles, naping, noting, overworked, people, portrait, school, schoolgirl, schooling, sleeping, student, studying, summary, teen, teenager, tired, workbook, writing, young,