that I was a regular visitor, the servant let me in.A. Having seenB. SeenC. SeeingD. To s

发布时间：2020-08-15 02:47:50

     that I was a regular visitor, the servant let me in.
A. Having seen
B. Seen
C. Seeing
D. To see

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A. Having seen
B. Seen
(答案→)C. Seeing
D. To see
解析：考查非谓语动词。主语the servant与see之间是主动关系，所以用现在分词，句意：看到我是一个常客，这位仆人让我进来。所以选C。
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