◎ 题干
Four years, from the 2004 Olympics to the 2008 Olympics, _____ a long time to wait for Lin Dan.
[     ]
A. are
B. were
C. was    
D. be
◎ 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“Four years, from the 2004 Olympics to the 2008 Olympics, _____ a long time to wait for Lin Dan. [ ]A. are B. were C. wasD. be …”主要考查了你对  【一般过去时】【主谓一致】  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。