as the first lady of speech, Dr, Lillian Glass is recognized as one of the world’s leadin

发布时间：2020-08-16 06:24:51

     as the first lady of speech, Dr, Lillian Glass is recognized as one of the world’s leading experts on munication skills.
A. Knowing
B. Having known
C. Known
D. To be known

网友回答

A. Knowing
B. Having known
(答案→)C. Known
D. To be known
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