The study examined employment records for eight cities in Minnesota for a three-year period through two thousand six.

VOA: special.2009.05.27

So, if you propagate that through the whole year, and you have the basic mastery of the concepts, 50 is a pass.

如果你一整年都在认真学，那你就可以掌握基本的概念,50分就可以通过。

麻省理工公开课 - 固态化学导论课程节选

I came here in 1992 And then I had a mini epiphany half way through my sophomore year.

我1992年来到哈佛求学2,大二期间，突然顿悟了。

哈佛公开课 - 幸福课课程节选

Today,she says she earns about sixty thousand dollars a year through her company called Beady Eyed Women.

VOA: special.2009.05.18

But he says he felt the greatest satisfaction when a thirteen-year-old painted the word "gun" and then put a big "X" through it.

VOA: special.2009.06.01

The film is presented through the eyes of a seven year old girl named Marina.

VOA: special.2009.03.25

President Obama warned in a speech on Tuesday that economic pain will continue through this year and that losses of jobs and homes will not end soon.

VOA: special.2009.04.17

A year later,Darwin would complete his detailed study of evolution through natural selection.

VOA: special.2009.12.01

The trial has been widely condemned as a sham designed to keep her locked up through next year's controversial elections.

VOA: standard.2009.06.19

"These are people who are already receiving WFP food,actually they were receiving assistance through a voucher program that we had started earlier this year in support of these people and also of the market there."

VOA: standard.2009.09.13