Ключевые слова: academic, adolescent, assignment, attendees, audience, beige, caucasian, child, class, classroom, college, conference, dark, daytime, desk, discussion, explain, face, focus, formal, gathering, girl, hair, human, indoor, knowledge, lecture, lesson, light, people, presentation, presenting, project, pupil, schooling, seminar, smile, student, students, sweater, table, teach, teacher, teen, together, training, view, young, youth,