1、Do you know Uncle Sam?Uncle Sam(山姆大叔)is the national personification（化身）of the U.S.A.,and the American government.America United States、U.S.USA、The States、The Stars and Stripes The national flag of AmericaFifty stars represent the 50 states and the 13 stripes represent the original thirteen colonies
2、.From the eagles perspective,it holds a bundle of 13 arrows in its left talon,and an olive branch in its right talon（爪子）（爪子）,together symbolizing that the United States of America has a strong desire for peace,but will always be ready for war.Great Seal(国徽)of the United StatesObama takes the oath（誓言
3、）of office from U.S.Chief Justice in Washington,D.C.,Jan.20,2009,becoming the 44th President of the United States.President of the United StatesThe United States is the worlds third largest nation by total area,ranking behind Russia、Canada and China.Geography of the United States LanguageWashington
4、D.C Washington,D.C.is the capital of the United States.Founded on July 16,1790.Cities in AmericaThe white houseThe washington monument New York is the most populous city in the United States,and also it is one of the most populous metropolitan（大都市）areas in the world.New York CityTimes squareTimes Sq
5、uare is a major commercial intersection（交叉（交叉口）口）in the borough of Manhattan in New York City.Statue of Liberty The statue,a gift to the United States from France.The Roman goddess of freedom,who bears a torch and a tabula ansata(独立公约).A broken chain lies at her feet.The statue has become an iconic（传统形象）symbol of freedom and of the United States.The Empire State Building is a 102-story landmark Art in New York City.American cultural icons:Apple pie.Sports in the United States A college football quarterback looking to pass the ball Thats all.Thank you.
