( )twice ,the Postman refused to deliver our letters unless

问题描述:

( )twice ,the Postman refused to deliver our letters unless we chained our dog.
A.Being bitten B.Bitten C.Having bitten D.To be bitten
1个回答 分类:英语 2014-10-04

问题解答:

我来补答
B Bitten =Having been bitten 过去完成时
 
 
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