◎ 题干
At the end of the meeting,  it was announced that an agreement        .

A. has been reached 
B. had been reached  
C. has reached  
D. had reached
◎ 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“At the end of the meeting,it was announced that an agreement.[ ]A. has been reachedB. had been reachedC. has reachedD. had reached…”主要考查了你对  【过去完成时的被动语态】  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。