◎ 题干

The No. 1 subway, _____ in December 2011, will greatly improve the traffic conditions in Chengdu

[     ]

A. opened
B. to be opened
C. being opened
D. to 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“The No. 1 subway, _____ in December 2011, will greatly improve the traffic conditions in Chengdu[ ]A. openedB. to be openedC. being openedD. to open…”主要考查了你对  【不定式的被动式】  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。