◎ 题干
An accidcnt _________ on Zhongshan Road yesterday afternoon.           
[     ]
A. has happened                
B. was haed              
C. is happened                    
D. happened
◎ 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“An accidcnt _________ on Zhongshan Road yesterday afternoon.[ ]A. has happened B. was haedC. is happenedD. happened…”主要考查了你对  【一般过去时】  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。