I couldn't make out how it had been done.

我原来还不明白这是怎么回事。

youdao

I was not able to tell him that the magic had been done to me.

我真不知道该怎么样告诉他，我所做的那套绝招是个什么样子？

youdao

Started writing. The only writing I had done previous to this blog, had been in Elementary school English class.

写作写作是唯一一件在开博之前就已经做的事，是在初级中学英语课上，是最积极的事之一。

youdao

Look at line fifty-five: "Ay me, I fondly dream! / ?" Had ye been there -- for what could that have done?"

看第55行：“哎，我啊！，我在痴呆的幻想/,如果你们女神们在那儿，又能怎样呢“

耶鲁公开课 - 弥尔顿课程节选

And I went to extraordinary efforts to try to explain what I thought had been done in the ways that I thought were most favorable to them.

WHITEHOUSE: Press Briefing with President Obama and President Clinton

And I think we know this: that had nothing been done, that hole that I talked to Mark about would be far deeper.

WHITEHOUSE: Press Briefing

Mr. STEVE SMITH(ph) (Owner, Royale): I'm sure it was a little bit fast and loose, more loose than it had been done, but I'm sure it's actually probably more in the proud tradition of this sort of roughneck River City that we're in.

NPR: Missouri Voters Have a History of Picking Presidents