____twice ,the postman refused to deliver our letters unless we chained our
____twice ,the postman refused to deliver our letters unless we chained our
A being bitten B Bitten CHaving bitten D To be bitten
A being bitten B Bitten CHaving bitten D To be bitten
英语人气：452 ℃时间：2020-01-04 22:30:11
优质解答
选B. 本句出题点是过去分词的被动式,邮递员是被狗咬,所以C项having bitten错误,而且是已被咬过,不是正被咬,所以A项 being bitten错误,D to be bitten即将被咬,也错. 本句意思是：因为被咬过两次,所以邮递员拒绝给我们送信除非我们把狗拴上.有用请采纳,谢谢!
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