Everyone was sworn to secrecy about what had happened.
关于已发生的事，每个人都依照要求起誓不外传。
We could not see what had alarmed him.
我们不明白是什么吓着他了。
He gave a garbled account of what had happened.
他对所发生事情的叙述含混不清。
She told the assembled company what had happened.
她把发生的事告诉了聚会的人。
I neither knew nor cared what had happened to him.
我既不知道也不关心他出了什么事。
He was very unforthcoming about what had happened.
他对发生的事守口如瓶。
An anonymous caller told police what had happened.
一个打匿名电话的人告知了警方所发生的一切。
She brought him up to date with what had happened.
她让他知道最新的情况。
They recounted what had happened during those years.
他们叙述了那些年里发生的事。
She fell to brooding about what had happened to her.
她开始愤愤地思忖着自己的遭遇。
As her mind cleared, she remembered what had happened.
头脑清醒之后，她想起了所发生的一切。
She gave us her version of what had happened that day.
她从她的角度向我们描述了那天发生的事情。
The children gave a confused account of what had happened.
孩子们把发生的事叙述得颠三倒四。
What had Cutter done to make him stick out from the crowd?
卡特做了什么让他在人群中如此显眼？
I felt a little bump and I knew instantly what had happened.
我感到了一下轻轻的撞击，立刻就明白发生了什么。
What had seemed impossible now seemed a distinct possibility.
过去看似不可能的事，现在显然有可能了。
Colour flooded her face when she thought of what had happened.
她想起所发生的事情，脸涨得通红。
To his credit, Jack never told anyone exactly what had happened.
杰克对所发生的事守口如瓶，值得赞扬。
I wrote a letter to the car rental agency, explaining what had happened.
我给汽车出租代理机构写了一封信，解释所发生的事情。
She didn't want a repeat performance of what had happened the night before.
她不想让前一天晚上的事重演。
In the following days, Frankie was able to piece together what had happened.
在接下来的几天里，弗朗姬能够渐渐弄清所发生的事情了。
Quite unprompted, Sam started telling us exactly what had happened that night.
萨姆完全出于主动，开始把那天夜里发生的事一一向我们说了出来。
When I told her what had happened she just grunted and turned back to her book.
我告诉她出了什么事，她只哼了一声就又看起书来了。
She began to rack her brains to remember what had happened at the nursing home.
她开始绞尽脑汁地回忆在疗养院发生的事。
What was the point in living in the past, thinking about what had or had not happened?
活在过去有什么意义，思考已经发生的或者没有发生的事情？
She thought constantly about her family; she might never know what had become of them.
她经常想着她的家人；她也许永远都不知道他们怎么样了。
The council was merely given a condensed version of what had already been disclosed in Washington.
该委员会仅得到了已在华盛顿被披露的内容的一个缩编版。
My year was really spent doing a lot of soul-searching and trying to find out what had gone wrong in my life.
我把这一年都花在了深刻的反省上，试图找出我生活受挫的原因。
"I'm sorry about the dent," he explained what had happened.
“我对这个凹痕感到抱歉。”他解释了发生的事情。
I ran home as quickly as possible and told my mother what had happened.
我尽可能快地跑回了家，告诉妈妈发生了什么。
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