________ as the “first lady of speech”，Dr, Lillian Glass is recognized as one of
题型：不详难度：来源：
________ 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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答案
| C |
解析
| 根据句意及句子结构可知，句子的主语Dr，Lillian Glass实际上就是选项动词的主语，相当于As he is known as...引导的原因状语从句，为被动结构，故选过去分词known。 |
举一反三
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A few days after the interview，I recevied a letter ________ me admission to the university.| A．offering | B．offered | | C．having offered | D．to be offered |
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—We didn"t find the Blacks ________ the lecture.
—No one had told him about ________ a lecture the following day.| A．to attend；there to be | B．attending；there being | | C．attended；there be | D．attend；there was |
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