单选题：The speaker, （　　）for her splendid speeches, was warmly recei

题目内容：

The speaker, （　　）for her splendid speeches, was warmly received by the audience. A．having known
B．being known
C．knowing
D．known

参考答案：

答案解析：

You （　　）all those calculations! We have a computer to do tha

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