◎ 题干
Jane was elected chairman of the committee. This is the first time that a woman ______ to the post.
[     ]
A. has appointed    
B. had appointed
C. has been appointed
D. had been appointed
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“Jane was elected chairman of the committee. This is the first time that a woman ______ to the post.[ ]A. has appointedB. had appointedC. has been appointedD…”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。