◎ 题干
He is considered _____ the work ahead of time.
[     ]
A. finishing
B. to finish
C. having finished
D. to have finished
◎ 答案
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“He is considered _____ the work ahead of time. [ ]A. finishing B. to finish C. having finished D. to have finished …”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。