Question

【题目】—Ｗhat should we do to make our hometown more and more beautiful?

—I think everyone are suppose to make a contribution _________ the environment.

A. to protect B. in protecting C. to protecting D. for protecting

Answer 1

【答案】C

【解析】句意：——我们应该怎么做能使我们的家乡越来越美丽？——我认为每个人应该为保护环境做出贡献make a contribution to doing sth为---做出贡献；故选C