When for his views about his teaching job, Philip said he found it very interesting and r

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A. asking
B. having asked
(答案→)C. asked
D. to be asked
解析：考察非谓语动词作状语的用法。Philip与ask之间构成被动关系，所以使用过去分词的形式，在when后面省略了he was;结合句意可知C正确。句意：当被询问关于对于教书工作的意见时，philip说他认为教书很有趣也很值得。