Roosevelt was forty-two years old -- the youngest man ever to hold the office of president of the United States.

VOA: special.2010.08.05

The White House Chief of Staff is the highest ranking member of the executive office of the president of the United States.

白宫办公厅主任,是美国总统的,行政办公室当中,职位最高的人员。

普林斯顿公开课 - 国际座谈会课程节选

The interesting thing is that the next President of the United States will likely have a mandate for big changes Maybe it's just as well that Fabozzi, et al.

有趣的是下届美国总统,很有可能给出,大变革的指令,也许法博齐等人推迟自己的书再版就是这个原因。

耶鲁公开课 - 金融市场课程节选

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

The Office of the White House Chief of Staff is the highest office, and the Chief of Staff is the highest ranking member of the executive office of the president of the United States.

白宫办公厅是,最高级别的政府机关，而办公厅主任是,美国总统行政办公室,级别最高的官员。

普林斯顿公开课 - 国际座谈会课程节选

I, George Walker Bush, do solemnly swear... That I will faithfully execute the office of president of the United States...

VOA: special.2009.01.19

Theodore Roosevelt, who later became president of the United States, called Riis the most useful citizen in New York City.

VOA: special.2010.08.01

A year later, the president of the United States, Jimmy Carter, honored the social scientist with America's highest award for civilians.

VOA: special.2010.01.17

On a cold and cloudy day in March of eighteen sixty-one, Abraham Lincoln became the sixteenth president of the United States.

VOA: special.2009.08.06

On March fourth, eighteen sixty-nine, Ulysses Grant traveled to Washington for his inauguration as the eighteenth president of the United States.

VOA: special.2010.02.11

Last year,the top news story was the election of Barack Obama as the first African-American president of the United States.

VOA: special.2010.01.02

A year later, the president of the United States, Jimmy Carter,honored the social scientist with America's highest award for civilians.

VOA: special.2011.07.03

Presumably,he will be taking the oath of office shortly, and become the thirty-sixth president of the United States."

VOA: special.2009.08.16

But from his office in the White House, he must also attend to his other duties as president of the United States.

VOA: special.2010.05.10

On that same day, Abraham Lincoln left his home in Illinois to become president of the United States.

VOA: special.2009.07.23

Rutherford Hayes was sworn into office as the nineteenth president of the United States in eighteen seventy-seven.

VOA: special.2010.03.11

Standing in front of the Capitol, Barack Obama became the first African-American president of the United States.

VOA: special.2009.01.24

Because of that, some people joked that Barbie could not legally become president of the United States.

VOA: special.2009.04.06

Last week in our series, we talked about the election of Martin Van Buren in 1836 as the eighth president of the United States.

VOA: special.2009.01.01

On Tuesday, Barack Obama will be sworn in as the 44th president of the United States.

VOA: special.2009.01.19

Benjamin Harrison was the grandson of the ninth President of the United States, William Henry Harrison.

VOA: special.2010.05.27

They had come to think of him as more than the President of the United States.

VOA: special.2009.12.31

George W. Bush leaves office on Tuesday after 8 years as president of the United States.

VOA: special.2009.01.17

John Adams was the second president of the United States, serving from seventeen ninety-seven to eighteen-oh-one.

VOA: special.2009.07.24

President-elect Obama is the first black man to be elected president of the United States.

VOA: special.2009.01.03

In nineteen seventy-two, Doctor Spock decided to seek election as president of the United States.

VOA: special.2009.03.15

Silvio Sabenca wants to know more about the sixteenth president of the United States,Abraham Lincoln.

VOA: special.2009.02.06

Local leaders decided the best way to get him out of New York politics was to support him for vice president of the United States.

VOA: special.2010.08.05

The First Family On Tuesday, Barack Obama becomes the 44th president of the United States.

VOA: special.2009.01.16

Mister Obama announced his candidacy for president of the United States on Abraham Lincoln's birthday in front of the Old State Capitol Building in Springfield,Illinois.

VOA: special.2009.07.24