1.There were some unusual happenings at school last week.

1.上星校里发生了一些寻常的事。

2.Rob stood in the hallway, from where he could observe the happenings on the street.

2.罗布站门廊里，从那儿他可以观察到街上发生的事。

3.He was oblivious of what was happening.

3.他已经忘却发生什么事了。

4.They rushed to see what was happening.

4.他们冲出去看发生了什么事。

5.One could not logicize about such happening.

5.这种事能以逻辑来解释。

6.There is no fear of that happening.

6.那事绝可能发生。

7.Seemingly, we can do nothing to prevent this from happening.

7.我们似乎没有什么办法阻止这件事发生。

8.Her words brought home the enormity of what was happening.

8.她的话让意识到所发生事情的严重性。

9.When did you first get wise to what was happening?

9.你何时发觉的此事？

10.I know nothing at all about the recent happenings there.

10.对那里近来发生的事我一点儿也知道。

11.He caught me up on what's happening at the front.

11.他把有关前线的最新消息告诉了我。

12.The child at the back craned forward to see what was happening.

12.后面的孩子探出头看看出了什么事。

13.I try to keep in touch with what’s happening by reading the newspapers.

13.我通过读报纸了解时事。

14.Accidents are happening with increasing frequency.

14.事故发生得越来越频繁。

15.There’s been a lot of toing and froing next door today. I wonder what’s happening.

15.今天隔壁停地来回，知道发生了什么事。

16.Hello! What's happening now?

16.哟！发生什么事了？

17.The developments in this town represent in microcosm what is happening in the country as a whole.

17.这座城镇的发展是整个国家发展的缩影。

18.Unda said the Ecuadorian government must "improve the port facilities at the Galapagos Islands to prevent such oil spill accidents from happening again."

18.恩达说，厄瓜多政府必须「改进加拉巴戈斯岛屿的港口设施，以免这类漏油意外的重演」。

19.Before falling asleep, Helen reviewed the day's happenings.

19.海伦入睡以前回想了当天发生的事情。

20.The happening of debris flow is a complicated problem, and it is the outcome of polysynthesism coaction, this brought difficulty to analytical prediction of development trend of debris flow.

20.摘要泥石流的发生与否是一个极其复杂的问题，而且是由多种因素共同作用的结果，这也给泥石流活动发展趋势的分析预测带来了困难。