◎ 题干
The government has taken some measures to prevent more trees from _______.   
[     ]
A. being cut down
B. cut down.    
C. cutting down    
D. been cut down
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“The government has taken some measures to prevent more trees from _______.[ ]A. being cut downB. cut down. C. cutting downD. been cut down…”主要考查了你对  【动名词的被动式】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。