◎ 题干
It ____ 2 days _____ we know the result of the exam.
[     ]
A. is, when                      
B. was, before  
C. won't be, when                
D. won't be, before
◎ 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“It ____ 2 days _____ we know the result of the exam. [ ]A. is, whenB. was, before C. won't be, whenD. won't be, before…”主要考查了你对  【从属连词】【一般将来时】  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。