Ключевые слова: academic, adolescence, alone, arms crossed, bullying, casual clothing, caucasian, child, classmate, communication, concentration, corridor, depressed, development, education, female, focused, friend, girl, gloom, gossiping, hallway, hands folded, ignoring, information, knowledge, laughing, leisure, lifestyle, lonely, mixedrace, modern, project, sad, sadness, school, schoolgirl, seclusion, secondary, sitting, sorrow, staircase, stairs, standing, student, teasing, teenage, teenager, unhappiness, upset, whispering, youth,