When I came back,I noticed that he was still sitting in the office.He seemed for someone.A

发布时间：2020-08-16 12:38:57

When I came back,I noticed that he was still sitting in the office.He seemed     for someone.
A. waited
B. to have waited
C. to be waiting
D. to wait

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A. waited
B. to have waited
(答案→)C. to be waiting
D. to wait
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