◎ 题干
The well was found _______ when we got there.

[     ]

A. digging
B. to be dug
C. to dig
D. being dug
◎ 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 well was found _______ when we got there. [ ]A. digging B. to be dug C. to dig D. being dug …”主要考查了你对  【现在分词的被动式】  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。