__1__Which of the following philosophers ever said “I think, therefore I am”? A Francis Bacon B Deseartes C Pierre Gassendi D John Locke __2__American Presidents are elected __. A every two years B every four years C every five years D every six years __3__Which branch of American government has the power to interpret the Constitution? A The Supreme Court B The President C The House D The Senate __4__The American Constitution is the oldest written constitution in the world. It was drawn up in__. A 1778 B 1783 C 1774 D 1787 __5__ Which country was the richest and the most powerful country in the Europe in the middle of the 17th century? A Flander B England C France D the Netherlands __6__ Whose doctrines of the separation of powers became one of the most important principles of the U.S. Constitution? A John Locke B Montesquieau C Rousseau D Voltaire __7__The “basies” taught in American elementary schools are __. A social studies, reading, arithmetic B science, reading, writing, arithmetic C reading, writing, arithmetic D physical education, reading, writing __8__ The Gettysburg victory was the turning point of __. A the Civil War B the war of Independence C the Indian War D the Trenton War __9__ The functions of institutions of highest education in the U.S. are__. A research and teaching B teaching and degree awarding C professional training, teaching and public service D teaching, research and pubic service __10__ The largest religious group in America is __. A Roman Catholics B Protestants C Orthodox D Presbyterians 答案及解析见下页：