◎ 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
◎ 答案
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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 saidthe stage already as he has become an official. [ ]A.to have leftB.to leave C.to have been leftD.to b…”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。