His nineteen-oh-seven painting "Les Demoiselles d'Avignon" turned the art world upside down.

VOA: special.2010.03.24

I'd like to introduce a representative from "Teach for America" which is an organization that has done and is doing a lot of good, promoting goodness in the world and I'd like to-- in 1504, we've been supporting them for the last 2 years and we'd like to continue to do that.

我想介绍一位来自“为美国而教“的代表“,这个组织一直致力于做好事，在世界上宣扬善，我想…,这门课，过去两年一直向他们提供支持,我们希望继续下去。

哈佛公开课 - 幸福课课程节选

that produce ninety-five percent of the G.D.P.in the world."

VOA: special.2009.10.02

Mr.Obama's June 4 speech in the Egyptian capital will take place as part of a trip that will include visits to Germany and France to commemorate the 65th anniversary of D-Day, when Allied forces stormed the beaches of Normandy during World War Two.

VOA: standard.2009.05.09