More and more water is getting_____.pollute polluting polluted pollution

问题描述:

More and more water is getting_____.
pollute polluting polluted pollution

polluted ,get done,表被动

polluted
水被污染

polluted
pollute是动词,不能直接跟在动词get后面
polluting作形容词是主动地使别的东西污染
polluted是被污染的
pollution是污染的名词
这里应该填形容词与get组成系表结构,B又语意不合,只能选C polluted