Ключевые слова: adolescent, asian, back to school, bearded, boyhood, boys, caucasian, cheerful, children, class, classmates, classroom, copy space, education, educator, emotion, eyeglasses, friends, friendship, girlhood, girls, gray hair, happy, indoors, interracial, kids, knowledge, learning, man, mature, middle aged, multicultural, multiethnic, people, positive, profession, pupils, school, schoolboys, schoolgirls, smiling, study, teacher, teen, teenagers, together, work,