Ключевые слова: background, bag, big, bin, blue, chores, clean, closed, color, copy, dirt, disposable, disposal, ecology, environment, environmental, filled, full, garbage, grey, junk, liner, litter, nobody, object, one, plastic, pollution, problem, recycle, recycling, refuse, rubbish, sack, single, space, text, tied, trash, utilization, waste,