Question

【题目】What we need to do now is to try to protect the environment from being ________（污染）.

Answer 1

【答案】polluted

【解析】

句意：现在我们需要做的是试着保护环境不被污染。

此处用动词短语protect…from doing表达“保护环境免受污染”，此处的污染和环境之间是被动关系，用被动形式being polluted。故答案为polluted。