If only I had done something!

我当时要是做点什么就好了！

youdao

youdao

I had done no skiing, no climbing, and no hiking.

我从未滑过雪、攀过岩和徒步旅行过。

《柯林斯英汉双解大词典》

Then she formed the letters in my hand just as I had done in hers.

VOA: special.2009.11.08

But real useful things that let me have a deep appreciation for the side I wish I had done more.

但是真正有用的是让我有了正确的见解,这是我希望能够学到更多的。

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And I had done well, so I knew that I had a good chance of getting into graduate school,

我的表现也不错，所以，我知道我有很大的机会被研究生院录取，

图书馆经常人很多 - SpeakingMax英语口语达人

"I would have deserved death if I had done anything like that, " he said.

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At this moment I felt a deep regret, and wished I had done more.

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My trainer said I did only 40 - I swore I had done 50.

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