Ключевые слова: 1415, activity, adolescence, attendance, boy, class, classmate, classroom, college, communicating, confident, diligent, education, emotions, engagement, european, exam, fellow, girl, group, interaction, interested, interior, knowledge, lecturing, lesson, lifestyles, listening, noting, people, portrait, positive, professional, scholar, school, schoolboy, schoolgirl, schoolteacher, student, study, talking, teacher, teen, teenager, together, training, working, young,