______,Johnson didn't know how to begin.

______,Johnson didn't know how to begin.

A.Not having made a speech before

B.For he knew nothing about a speech

C.He didn't know any speech

D.Having not made any speech before

问答/431℃/2025-02-26 21:17:09

优质解答：

选D.

have是助动词,所以not要放在have后面.

这是考察非谓语动词的用法.

having not made any speech before.过去没有坐过演讲.

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