It is a matter of the utmost urgency to find out what has happened to these people.
当务之急是弄清楚这些人出了什么事。
We have what at first seems like a pretty attractive theory, but then, how do you explain the fact that this has happened before?
我们提出了一开始看起来很有吸引力的理论，但是接下来，你要如何解释以前也发生过这种情况呢？
It is time to bury the hatchet and forget about what has happened in the past.
是言归于好并忘记过去发生的事的时候了。
发生了什么不幸呢？
Recently, something else has happened.
最近发生了另一件事。
Cheerfully he asked: "What has happened, little one?"
他爽朗地问：“发生了什么事，小家伙？”
It is very noisy outside and we wonder what has happened.
外面很吵，我们想知道发生了什么事。
He thinks his heart is going to stop because he can't possibly know how this has happened.
他认为他的心脏要停止跳动了，因为他不可能知道这是怎么发生的。
Some people believe whatever has happened before or is happening now will repeat itself in the future.
有些人相信过去发生或现在发生的一切将来都会重演。
A girl's closest friend, however, might be eager to tell her about something that has happened in her life.
然而，一个女孩最亲近的朋友可能会热切地把生活中发生的一些事情告诉她。
No matter what has happened, you will never lose your value and you are still priceless to those who love you.
无论发生什么，你永远不会失去自己的价值，对爱你的人来说，你仍然是无价的。
I know a number of parents have rung the headteacher about what has happened but I would appeal for everyone to be calm,.
我知道很多家长都打电话给校长询问发生了什么事，但我呼吁大家保持冷静。
The same has happened to the "altitude tent", developed by AIS to replicate the effect of altitude training at sea level.
“高原帐篷”也是如此，这是澳大利亚体育学院为了模仿在海平面高度地点的训练效果而设计研发的。
What has happened is that people cannot confess fully to their dreams, as easily and openly as once they could, lest they be thought pushing, acquisitive and vulgar.
现在的情况是，人们不能像以前那样轻易、公开地完全承认自己的梦想，惟恐别人认为他们爱赶时髦、贪得无厌、庸俗不堪。
But nothing surprising has happened in Egypt.
但是埃及还没有什么惊人的事情。
She says, I don't understand what has happened.
她说道，我不明白到底发生了什么。
Sergio: What has happened to all these singers?
塞吉奥：这些歌手都怎么了？
"Yes," I replied, "but something has happened."
我回答说：“是的，但有些事情改变了。”
It has happened in Bangladesh, India and Sri Lanka.
这曾在孟加拉国、印度和斯里兰卡都发生过。
A lot has happened in the intervening months, hasn't it?
但在这一年中间几个月里，许多事情发生了，不是吗？
A lot has happened during the last few months, hasn't it?
过去几个月还真发生了不少事，对吧？
Think calmly and deal with every aspect of what has happened.
冷静而全面的考虑刚才发生的整个过程。
Since then a series of changes has happened in Huang Dongmei's family.
从那以后，黄冬梅家中发生了一系列变故。
Since then a series of changes has happened in Huang Dongmei's family.
从那以后，黄冬梅家中发生了一系列变故。
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