Ключевые слова: aged, back, banner, blackboard, board, book, bouquet, bunch, card, celebration, chalk, chalkboard, child, childhood, class, college, color, concept, congratulations, day, education, flower, frame, gift, girl, green, greeting, happy, holiday, isolated, knowledge, life, message, open, pencil, present, retro, school, schoolchild, sharpener, still, study, teacher, text, vase, white, wooden, world,