Ключевые слова: background, book, boy, caucasian, cheerful, child, childhood, concept, cute, dark, desk, doing, education, exercise, happy, home, homework, indoors, kid, knowledge, lamp, learn, learning, lesson, little, male, night, notebook, pencil, people, person, portrait, primary, pupil, reading, room, school, schoolboy, sitting, smart, student, study, studying, table, task, teenager, tired, writing, young, youth,