◎ 题干
______ it is a challenge for me to finish the task in such t'ime, I enjoy it.            
[     ]
A. Because    
B. Though    
C. Unless      
D. Until
◎ 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“______ it is a challenge for me to finish the task in such t'ime, I enjoy it. [ ]A. Because B. Though C. Unless D. Until…”主要考查了你对  【从属连词】  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。