◎ 题干
All the preparations for the task _____, and we're ready to start.

A. completed
B. complete
C. had been completed
D. have been completed
◎ 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“All the preparations for the task _____, and we're ready to start. [ ]A. completed B. complete C. had been completedD. have been completed …”主要考查了你对  【现在完成时的被动语态】  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。