◎ 题干
— How old is the bridge over there?
— Oh, it's very old. It _____ about eight hundred years ago.

[     ]

A. has built
B. is built
C. was building
D. was 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“— How old is the bridge over there? — Oh, it's very old. It _____about eight hundred years ago. [ ]A. has built B. is built C. was building D. was built …”主要考查了你对  【被动语态】【一般过去时】  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。