Ключевые слова: absence, book, business, chair, classroom, closeup, communication, concepts, copy space, creativity, day, design, desk, document, domestic room, education, empty, equipment, finance, handwriting, indoors, industry, learning, material, metal, modern, no people, occupation, office, paper, pen, performance, presentation, school building, science, seat, seminar, sign, single object, sitting, student, studying, success, table, teaching, text, wood, working, yellow,