Ключевые слова: 1419, activity, adolescents, african, animated, black, blackboard, boys, break, caucasian, class, classmates, college, comfortable, conversation, desks, dialog, enjoying, european, feeling, females, friends, girls, gossiping, group, indoors, information, interest, joking, laughing, lesson, males, multiethnic, pastime, pupils, recess, school, smiles, students, studying, talking, teenagers, time, university, white, young, youth,