◎ 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n多题专家分析,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 be…”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。