◎ 题干
_____ the police thought he was the most likely one, they could not arrest him since they had no exact proof about it. 
A.Although B.As long asC.If only D.As soon as
◎ 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 police thought he was the most likely one, they could not arrest him since they had no exact proof about it.A.Although B.As long asC.If only D.As soon…”主要考查了你对  【并列连词】【从属连词】  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。