◎ 题干
If only I could have helped you! But I really _____ no good idea how.   
[     ]
A.  have      
B.  had            
C.  have had  
D.  had had
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“If only I could have helped you! But I really _____ no good idea how.[ ]A.have B.had C.have had D.had had…”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。