Question

_______ that he made an obvious mistake, Jeff went on with his speech. A．Not realized B．Not.

_______ that he made an obvious mistake, Jeff went on with his speech. A．Not realized B．Not to realize C．Not to have realized D．Not realizing

Answer 1

D

试题分析：考查非谓语动词。主语Jeff与realize之间够成逻辑上的主动关系，所以用现在分词。根据句意应为否定形式所以要在分词前加not.句意： Jeff 没有意识到自己犯了一个明显的错误，所以继续他的演讲。