奇怪的事情开始发生。

Strange things started happening.

youdao

事情开始发生变化。

Things began to change.

youdao

事情开始发生变化。

Things are beginning to change.

youdao

Then a bunch of terrible things obviously begin to happen that shake the security of this society, and ultimately bring it down.

然后,显然一些可怕的事情开始发生了,它动摇了社会的安定,最终导致其崩溃

耶鲁公开课 - 古希腊历史简介课程节选

And then suddenly things begin to change.

事情突然开始发生变化。

哈佛公开课 - 幸福课课程节选

We began here so at this point in the story the next thing that's going to happen is this line called Print F that says swap exclamation point, right?

我们从这里开始，在这里,下一步将要发生了的事情是,这行叫做printf的代码,打印：“交换完成！“对不？

哈佛公开课 - 计算机科学课程节选