◎ 题干
The earth is about     __     . as the moon.          
[     ]
A. as fifty time big      
B.  fifty times as big  
C.  as big fifty times
◎ 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 earth is about__ . as the moon.[ ]A. as fifty time bigB.fifty times as big C.as big fifty times…”主要考查了你对  【可数名词(单数名词,复数名词)】【介词】  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。