Ключевые слова: 2, algebra, backpack, beautiful, beginning, blackboard, book, boy, carrying, chalkboard, cheerful, child, class, classroom, cute, education, enjoying, female, girl, holding, homework, isolated, kid, learn, lifestyle, math, mathematics, number, pose, posing, primary, pupil, school, schoolboy, schoolgirl, shot, single, skirt, smile, smiling, standing, student, studio, term, text, uniform, vest, year, young, youth,