The World Health Organization says the United States has forty-one births for every one thousand girls age fifteen to nineteen.

VOA: special.2010.05.13

s very interesting if you go back and you read about al-Qaeda, one of the things that you read about is that Arabs, after World War Two saw the United States as standing for values of liberty and democracy and equality.

有一点很有趣，It’,如果你回头读读看看关于基地组织的报道，肯定不难发现,二战以后，阿拉伯人,将美国视为,自由，民主，平等的象征。

普林斯顿公开课 - 国际座谈会课程节选

In the United States, the legal age to drink alcohol is twenty-one -- one of the highest in the world.

VOA: special.2009.04.02

He was the chief military advisor to the Philippine military forces when the United States entered World War Two in December,nineteen forty-one.

VOA: special.2009.05.24

The United Nations has named Taos Pueblo a World Heritage Site, one of the most important historical and cultural places in the world.

VOA: special.2010.07.05

The United Nations estimates that females age ten to twenty-four are one-eighth of the world's population.

VOA: special.2010.06.24

The United States Capitol in Washington,D.C., is one of the most recognized buildings in the world.

VOA: special.2010.01.27

When Hubble returned to the United States after World War One, he accepted Hale's offer.

VOA: special.2009.04.29

In nineteen seventeen, the United States was fighting in World War One in Europe.

VOA: special.2009.04.29

He joined the United States Army in nineteen forty-one, during the Second World War.

VOA: special.2009.04.05

Since two thousand one she has worked with the United Nations Refugee Agency to raise public awareness about the serious problems of refugees around the world.

VOA: special.2009.05.08

When the United States entered World War One, he joined the Navy.

VOA: special.2009.03.09

The United States is one of the world's largest consumers of timber and wood products.

VOA: standard.2010.05.28

A majority of scholars and historians agree that the massacre of an estimated one million Armenians during World War I constitutes genocide as defined by the 1948 United Nations Convention on Genocide.

VOA: standard.2010.03.19

In the men's 100-meter hurdles, Ryan Brathwaite of Barbados nosed out Terrence Trammell of the United States by one-100th of a second to win his nation's first-ever World Championship gold medal in a national record time of 13.14 seconds.

VOA: standard.2009.08.21