The air in Dongying is much worse than that in many other cities. We must do to protect our environment.
A. nothing
B.anything
C.something
D.everything
答案:C
题目分析:句意:东营的空气比很多其他的城市还要糟糕,我们必须做点什么来保护我们的环境。nothing什么也没有,没什么事;anything 任何事;something 某事,一些事;everything每件事。根据句意可知,我们必须做点事情来保护环境。故选C。