Public schools in the United States have to be neutral about religion, even though they close for holidays like Christmas.

VOA: special.2009.12.24

Consider the following, ? can philosophy and politics actually be united?

再细想以下问题，哲学与政治真能合一吗？

耶鲁公开课 - 政治哲学导论课程节选

but I think it's, you know, a good practice, especially to be learned here in the United States, too.

但是我觉得这样，是很好的练习，特别是在美国做生意也有学问。

学习外语的重要性 - SpeakingMax英语口语达人

He is the first person to be tried on piracy charges in the United States in more than one hundred years.

VOA: special.2009.05.27

Now if you were not born in the United States, you may still be, under definition, a natural born US citizen if you're born outside this United States, both of your parents are citizens of the United States and at least one parent has lived in the United States.

现在如果你不是出生在美国，你可能,即使你出生在美国以外的地方,只要你的父母都是美国公民,而且至少一个居住在美国,那么按照定义。

麻省理工公开课 - 计算机科学及编程导论课程节选

Last year, Selena Gomez became the youngest person to be named a United Nations Children's Fund Ambassador in the United States.

VOA: special.2010.10.08

Our little study hypothesized that foods that you could buy in the United States would be sweeter and have more sugar in it than the same foods that one could buy in other countries.

我们的研究假设,在美国买到的食品,和在其他国家买到的同样食品相比,会更甜,且含糖量更高

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

He will be inaugurated as the 44th president of the United States, and the first black president, on January 20th.

VOA: special.2009.01.12

And as Walt Whitman wrote in poem after poem, and other poets did as well, and politicians said over and over and over and over America, and this United States, this nation formed there would be the beginning of a new man, a new start for humankind.

对此沃尔特·惠特曼和其他诗人,写下了众多的诗篇,政治家们也对此喋喋不休,这片土地上,在美利坚合众国,人们可以获得新生,这也是,人类的新起点

耶鲁公开课 - 美国内战与重建课程节选

But he was also right that it would be the first step toward ending slavery in the United States.

VOA: special.2010.05.10

As much as we know about tobacco in the United States and the fact that there are only half the number of people smoking than used to be the case, it's still expected to rise by 45% worldwide By 2030 the deaths attributed to smoking will increase from four to ten million.

就我所知美国的烟民情况,在美国吸烟的人数,只有过去的一半,在世界范围内仍有预计45%的增长,到2030年,死于吸烟的人数,将由四百万增长至一亿

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Barbara Jordan became the first African-American woman to be elected to the United States Congress to represent Texas.

VOA: special.2010.05.09

Three years from now, that is after the next president has had time to enact this program and the program has had some time to begin taking effect will the number of illegal immigrants in the United States be higher, lower or about the same? Ken Judd.

年后，这期间，下届总统有可能制定相关法案,而该法案刚好也已经生效,美国境内的非法移民,是增多，减少还是持平？，肯·贾德你先来。

斯坦福公开课 - 经济学课程节选

He says Mister Clinton's visit could be seen as the United States softening its policy on North Korea.

VOA: special.2009.08.08

The young policeman thought anyone who claimed to be the emperor of the United State might be a danger to the public.

VOA: special.2009.12.14

The system helped cause the South to be the poorest part of the United States for many years.

VOA: special.2010.02.04

It said a citizen of the United States could not be prevented from voting because of his color.

VOA: special.2010.02.04

The convention named former United States Senator Jefferson Davis to be president of the Confederate States of America.

VOA: special.2009.07.23

He will not be disturbed by United States authorities as long as he honors this agreement and obeys the laws where he lives.'

VOA: special.2009.12.24

All questions on slavery in these two territories must be decided by the United States Supreme Court.

VOA: special.2009.03.05

Yet,Joshua Abraham Norton declared himself to be Emperor of the United States on September seventeenth, eighteen fifty-nine.

VOA: special.2009.12.14

Smithson wanted his money to be given to the United States to start an organization in Washington designed to increase and spread knowledge.

VOA: special.2010.10.22

He did so for two reasons: Calhoun believed that Texas should be part of the United States.

VOA: special.2009.02.05

Susan Bass says that this year's Earth Day will be a busy one in the United States.

VOA: special.2010.04.21

The research suggested that increases in pulmonary infections in the United States may be linked to people taking more showers than traditional baths.

VOA: special.2009.10.13

He knew that if he opened fire, the United States and South Carolina would be at war.

VOA: special.2009.07.23

For example,"The One Man Village" will be shown in the United States for the first time.

VOA: special.2009.03.11

In addition, more than ten million immigrants are thought to be in the United States illegally.

VOA: special.2010.05.07

The first men's hockey game will be between the United States and Switzerland on February sixteenth.

VOA: special.2010.02.10

They wanted to set up a government for the United States where slavery would be banned.

VOA: special.2009.11.06