________ as the “first lady of speech”,Dr, Lillian Glass is recognized as one of the world's leading experts on communication skills.
A.Knowing | B.Having known |
C.Known | D.To be known |
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________ as the “first lady of speech”,Dr, Lillian Glass is recognized as one of the world's leading experts on communication skills.
A.Knowing | B.Having known |
C.Known | D.To be known |
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