◎ 题干
— It rained nonstop yesterday.
— Yes. We___a worse day for the picnic.
[     ]
A. shouldn't have picked    
B. couldn't have picked
C. couldn't pick                
D. wouldn't pick
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“— It rained nonstop yesterday.— Yes. We___a worse day for the picnic.[ ]A. shouldn't have pickedB. couldn't have pickedC. couldn't pickD. wouldn't pic…”主要考查了你对  【情态动词】【现在完成时】  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。