When he woke up, he found himself by a group of villagers.A. surroundingB. being surround

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A. surrounding
B. being surrounded
(答案→)C. surrounded
D. surround
解析：考查过去分词作宾补，短语：被什么包围be surrounded by,此题考查的是find sth done 结构，句意：当他醒来的时候，他发现自己被一群村民包围着。Surrounded做宾补，所以选C。