问题
选择题
An accident ________ on Zhongshan Road yesterday afternoon.
A．has been happened
B．was happened
C．is happened
D．happened
答案
答案：D
题目分析：句意：昨天下午中山路发生了一起事故。动词Happen没有被动语态，本句又是一般过去式。故选D。
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