Some investors worry that Americans are not doing enough to lift the world's largest economy out of recession.

VOA: special.2009.08.21

You're going to see the arguments about space if you take some of the courses that follow on, and again, some nice courses about that. For this course, we're not going to worry about space that much. What we're really going to focus on is time.

在以后的其他课程上你们,会学到一些关于空间的参数,一些讲这个的,很不错的课程，但是在这门课上,我们并不太关心空间问题,我们真正关心的是时间问题。

麻省理工公开课 - 计算机科学及编程导论课程节选

I always worry about people who have such important businesses because some big deal may become in crisis or something; people like that have trouble sometimes adhering to a schedule.

我时常担心,这些人事务缠身,可能会因为某些突发的危机或别的事情,而改变自己的日程

耶鲁公开课 - 金融市场课程节选

Some people often worry about what they will do in a situation that might happen in the future.

VOA: special.2009.08.30

Do you worry that they could become radicalized like apparently some Muslims in...say ? in the UK? Born there, they are educated there, but they are radicalized to the extent that they are engaged in... ? bombings?

您担心他们可能变得极端,像一些。。。美国的,伊斯兰教徒那样吗,他们尽管在本地出生，受教育,还是容易变得极端，甚至参与。,爆炸事件？

普林斯顿公开课 - 国际座谈会课程节选

Some people worry that officials could take their land if it becomes polluted by oil in a storm.

VOA: special.2010.06.04

Environmental activists worry that some kinds of fish are in danger of dying out.

VOA: special.2009.06.16

Some say they worry that health plans might pay for fewer mammograms now.

VOA: special.2009.11.25

Investors also worry that steep spending cuts enacted by some eurozone countries could stifle recovery.

VOA: standard.2010.05.25

Some liberal Democrats worry that the president may ask them to give up too much in the health care debate in the hope of salvaging some sort of political compromise by the end of the year.

VOA: standard.2009.09.04