Ключевые слова: antique, architecture, background, blackboard, board, brown, business, chair, chairs, chalk, class, classroom, college, conference, desk, education, educational, empty, furniture, government, indoors, inside, interior, isolated, knowledge, learn, lecture, lesson, meeting, modern, nobody, old, poverty, retro, room, row, school, seat, seminar, student, study, table, teak, thai, training, university, vintage, wood, wooden, work,