cities will be more polluted 和there will be more pollution的区

cities will be more polluted 和there will be more pollution的区 cities will be more polluted.and there will be f cities will be more polluted.(对more polluted提问) ( there will be more pollution from now will there be more pollution?怎么回答 为什么there will be more pollution,而不是there will be more pollut 英语问题书上内容.书上有一句：Well,cities will be more crowded and polluted i think there will be more pollution是什么意思 There will be more pollution in big and c____city. There are more cars.The pollution will be worse.意思 Will there be more pollution in the future No------------- i think there will be more tall b_____in the cities