57. I am sure you will excuse me not telling you ahead of time.A. fromB. forC. sinceD. At

发布时间：2020-08-16 06:10:29


57. I am sure you will excuse me      not telling you ahead of time.
A. from
B. for
C. since
D. At、

网友回答

A. from
(答案→)B. for
C. since
D. At、
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