Ключевые слова: achievement, anniversary, background, birthday, block, business, campaign, concept, conceptual, copy, countdown, day, decoration, design, festival, festive, greeting, holiday, human, important, international, labor, labour, may, may day, message, month, monthly, movement, number, organizer, plan, remember, sign, space, summer, time, today, week, wood, wooden, work, worker, workers, year,