◎ 题干
Festivals and celebrations of all kinds _________everywhere since ancient times.   
[     ]
A. have held    
B. were held    
C. had been held    
D. have been held
◎ 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“Festivals and celebrations of all kinds _________everywhere since ancient times. [ ]A. have heldB. were heldC. had been heldD. have been held…”主要考查了你对  【现在完成时的被动语态】  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。