◎ 题干
The old bridge,________300 years ago,was washed away by a heavy flood last summer.
[     ]
A. building  
B. to be built  
C. to be building  
D. built
◎ 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 old bridge,________300 years ago,was washed away by a heavy flood last summer.[ ]A. buildingB. to be builtC. to be buildingD. built…”主要考查了你对  【过去分词】  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。