_____ the police thought he was the most likely one, since they had no exact proof about it,they had...
2022-12-23 06:24:50 39次 2012-2013学年重庆市高三九校联合诊断考试英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
_____ the police thought he was the most likely one,
since they had no exact proof about it,they had to set him free.
A．As long as B．If only C．Although D．As though
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