问题标题:
Whilewe'redevelopingagricultureandindustry,wemustpreventtheearth__________.()A.frompollutingB.pollutedC.beingpollutedD.polluting
问题描述:
While we're developing agriculture and industry,we must prevent the earth __________.()
A.from polluting
B.polluted
C.being polluted
D.polluting
杜太行回答:
答案:C.
分析句子的结构可知,本句考查短语preventsbfromdoingsth阻止某人做某事;因为theearth和pollute之间为逻辑上的动宾关系,所以需要使用被动结构,故选C.
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