In cities, factories and cars pollute the air we breathe, and everything we touch is dusty and (2) .Đoạn văn8/33 In cities, factories and cars pollute the airwe breathe, and everything wetouchisdusty and (2) . dirty clean clearlovelyGiải thíchĐáp án đúng là Adirty(cóbụi,dơ)