____any sign of their daughter"s school,the anxious couple turned to a policem for help
____any sign of their daughter"s school,the anxious couple turned to a policem for help
A.seeing not B.Not to have seen C.Not seeing D.Having not seen (请详细说明
A.seeing not B.Not to have seen C.Not seeing D.Having not seen (请详细说明
英语人气：557 ℃时间：2020-01-30 13:44:27
优质解答
C现在分词,与逻辑主语the anxious couple 关系是主动关系.现在分词否定是not doing结构.所以这样选.我们老师说是因为分词短语表目的 那B不也是分词短语么这里是原因状语吧。
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