Ключевые слова: agenda, aim, appointment, background, business, businessman, calendar, communication, computer, concept, data, date, day, document, element, event, goal, graphic, holding, icon, important, isolated, linear, making, management, manager, mark, month, notebook, number, object, office, organizer, paper, pencil, plan, planner, reminder, schedule, scheduling, symbol, task, time, timetable, week, work, working, writing, year,