Ключевые слова: air, anniversary, background, balloon, birthday, blue, carnival, celebrate, celebration, circus, color, colorful, decoration, festival, festive, filled, flight, fly, fun, gas, green, grey, group, heap, helium, holiday, inflatable, joy, many, orange, oxygen, party, pink, plastic, play, purple, red, round, rubber, space, table, up, wood, wooden, yellow,