◎ 题干
________ can be done ________ done.

[     ]

A. All; have been
B. All that; have been
C. All; has
D. All that; has been
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“________ can be done ________ done. [ ]A. All; have been B. All that; have been C. All; has D. All that; has been …”主要考查了你对  【关系代词】【主谓一致】  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。