◎ 题干
This math problem is ______ difficult ______ that one.
[     ]
A. as; than
B. as; as
C. so; as
D. very; than
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“This math problem is ______ difficult ______ that one. [ ]A. as; than B. as; as C. so; asD. very; than …”主要考查了你对  【固定搭配】  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。