◎ 题干
— Is Bob still performing?
— I'm afraid not. He is said _____ the stage already as he has become an official.

  [     ]

A. to have left
B. to leave
C. to have been left
D. to be left
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“—Is Bob still performing?— I'm afraid not. He is said _____ the stage already as he has become an official. [ ]A. to have left B. to leave C. to have been…”主要考查了你对  【不定式的完成式】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。