◎ 题干
I would have come to your party yesterday but I _______too busy.
[     ]
A. was    
B. had been  
C. would have been  
D. am
◎ 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“I would have come to your party yesterday but I _______too busy. [ ]A. wasB. had been C. would have been D. am …”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。