VERBS | ADVERB | PREPOSITIONVERBS➤be被污染➤become, get受污染◇The rivers became polluted as the result of industrial waste.工業廢物污染了河流。ADVERB➤badly, heavily, highly, seriously, severely被嚴重污染PREPOSITION➤with被⋯污染◇The air is heavily polluted with traffic fumes.車輛尾氣嚴重污染了空氣。