◎ 题干
— We could have walked here; it was so near.    
— Yes, a taxi _____ at all necessary.
[     ]
A. wasn't
B. hadn't been
C. wouldn't be
D. won't be
◎ 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“— We could have walked here; it was so near. — Yes,a taxi _____ at all necessary. [ ]A. wasn'tB. hadn't been C. wouldn't be D. won't be …”主要考查了你对  【虚拟语气句】  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。