问题
选择题
If only I could have helped you! But I really _____ no good idea how. [ ]
A. have
B. had
C. have had
D. had had
答案
答案：B
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If only I could have helped you! But I really _____ no good idea how. [ ]
A. have
B. had
C. have had
D. had had
答案：B