◎ 题干
— Jack, you look tired today.
— Yes, actually I've been _____ busy these days _____ I can't get enough sleep.
[     ]
A. too, to            
B. so, that          
C. such, that        
D. such a, that
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“—Jack, you look tired today.—Yes, actually I've been _____ busy these days_____ I can't get enough sleep.[ ]A. too, toB. so, thatC. such, that D. such a,…”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。