◎ 题干
---Is the Youth Center open to the public yet?
---Yes. It ______ for almost one and a half years.
A.has opened B.has being opened
C.has been open D.was open
◎ 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“---Is the Youth Center open to the public yet?---Yes. It ______ for almost one and a half years.A.has openedB.has being openedC.has been openD.was open…”主要考查了你对  【一般现在时】【过去进行时】【过去完成进行时】  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。