____ twice, the postman refused to deliver our letters unless we changed our dog. A. Being bitten B...
2023-02-16 13:47:03 90次 2009年高考试题（北京卷）解析版 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
____
twice, the postman refused to deliver our letters unless we changed our
dog.
A. Being
bitten B. Bitten
C. Having
bitten D. To be bitten
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