Ключевые слова: back, background, backpack, bag, book, box, color, concept, container, crayon, desk, ebook, education, glasses, headphone, homework, knapsack, knowledge, large, learner, lesson, nobody, notebook, object, pen, pencil, pupil, read, rucksack, sack, sandwich, scholar, school, schoolboy, stand, stationery, study, supply, table, teacher, wooden, write,