◎ 题干
It's difficult for us _____ this work today.
A. finishes
B. finish
C. to finish
D. finished
◎ 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“It's difficult for us _____ this work today.[ ]A. finishesB. finish C. to finish D. finished …”主要考查了你对  【不定式】  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。