Ключевые слова: agenda, appointment, background, business, calendar, child, classroom, colorful, concept, date, day, desk, diary, drawing, event, holiday, idea, knowledge, language, learn, lesson, lifestyle, make, meeting, month, note, notebook, number, office, organizer, page, paper, pen, pencil, pin, plan, planner, practice, reminder, schedule, school, sharpener, student, study, table, week, year,