So difficult it to work out the problem that I decided to ask Tom for advice. A. I did find B. did ...
2023-02-15 21:44:25 71次 2006年高考试题（广东卷）解析版 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
So difficult it
to work out the problem that I decided to ask Tom for advice.
A. I did
find B. did I
find C. I have
found D. have I found
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