问题补充:
We are now short fresh water. Something must be done to prevent peoplepolluting it.
A. of;from B. for;from C. of;to
答案:
解析: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。
时间:2019-10-30 07:51:58
We are now short fresh water. Something must be done to prevent peoplepolluting it.
A. of;from B. for;from C. of;to
解析: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。