We are now short          fresh water. Something must be done to prevent people 

题型：不详难度：来源：

We are now short          fresh water. Something must be done to prevent people       polluting it.
A. of；from     B. for；from        C. of；to

答案

A

解析

试题分析：句意:我们现在缺乏新鲜的水。必须做点什么来防止人们污染它。第一个空是一个固定的短语，be short of 短缺……；第二个空也是一个句型，prevent sb. from doing sth. 意为：阻止某人做某事。故选A。