为什么只能说will be more pollution而不能说will have more pollution

为什么只能说will be more pollution而不能说will have more pollution 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 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------------- cities will be more polluted 和there will be more pollution的区 Stop riding in cars,or there will be more and more pollution We will have( )trees and( )pollution.A.less;more B.more;less there (will be) serious air pollution if people use more and