He says the study shows that, in theory,white roofs could be effective in reducing urban heat.

VOA: special.2010.03.02

The fact that white Americans favor white Americans over black Americans might be because of stereotypes but they also might be of in-group favoritism.

白人喜欢,白人，而不是黑人,可能是因为刻板印象,也可能是由于组内偏爱的心理。

耶鲁公开课 - 心理学导论课程节选

I'm going to post it in a format which will be black and white and easy to print out so you don't have to worry about this.

我会把它做成黑白板式上传,方便同学打印,所以完全不用担心笔记问题

耶鲁公开课 - 心理学导论课程节选

EDITOR: "We're about to accuse Haldeman -- who only happens to be the second most important man in this country -- of conducting a criminal conspiracy from inside the White House.

VOA: special.2009.04.20

" ...when all of God's children, black men and white men, Jews and Gentiles, Protestants and Catholics, will be able to join hands and sing in the words of the old Negro spiritual: Free at last! Free at last!

VOA: special.2010.04.16

In a brief statement from the White House, Mr.Obama stressed this will be a complex and challenging operation.

VOA: standard.2010.01.13

A new New York Times-CBS News poll found that Tea Party followers tend to be white, male,older than 45, conservative in outlook and usually vote Republican.

VOA: standard.2010.04.15

President Obama will be directly involved in one aspect of the campaign a White House science fair that will showcase top student experiments from across the country.

VOA: standard.2009.11.24

Neither official would provide any insight into the closed-door White House deliberations on the way forward in Afghanistan, which are expected to be concluded within the next few weeks.

VOA: standard.2009.10.06

"The outer layers will slow down the penetration of digestive enzyme into the starch part so that the release of the sugar into the bloodstream will be slow for brown rice in comparison with white rice."

VOA: standard.2010.06.25

"You will not be forgotten as long as I am in this White House," (Applause) The gathering at the Interior Department in Washington is the first time in 15 years that a president has met with leaders of the American Indian tribes.

VOA: standard.2009.11.05

Specter's announcement was welcomed by White House spokesman Robert Gibbs, who said Specter's support would be important in implementing President Obama's economic plan: "Let me repeat what the president told Senator Specter this morning, that he has the president's full support, that he is thrilled that he switched parties and is a Democrat and that we look forward to working as we have on the Recovery and Reinvestment Plan with Senator Specter,"

VOA: standard.2009.04.28