◎ 题干
You'd better go there by train. The train ticket is ________ the airplane ticket.
[      ]
A. as cheap three times as      
B. as three times cheap as
C. three times cheaper than      
D. cheaper three times than
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“You'd better go there by train. The train ticket is ________ the airplane ticket.[ ]A. as cheap three times asB. as three times cheap asC. three times chea…”主要考查了你对  【形容词的比较级】【副词】  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。