Ключевые слова: background, blackboard, board, chalkboard, clip, concept, customer, dark, design, flat, friendly, glasses, greeting, guest, happiness, happy, hello, help, home, hospitality, house, info, information, lay, meet, message, nobody, notebook, object, open, party, plant, pleasure, reception, salute, service, shop, sign, stationery, store, table, top, view, welcome, wooden, word, written,