Ключевые слова: adventure, alarm, antique, author, book, bookshelf, business, century, clock, collection, college, countdown, deadline, document, education, encyclopedia, exam, expertise, historical, history, hour, imagine, information, knowledge, lesson, library, literature, memories, nostalgia, office, old, read, research, school, science, shelf, stack, story, study, table, teacher, textbook, time, university, vintage, watch, wisdom, wood, work,