31. After the Vietnam War, the contradictionbetween Congress and the Executive resulted in the passage of ______.

 A.the Smith Act                                             B.the War Power Act

C.the Civil Rights Act                                     D.the Voting Rights Act

32. On April 30 1789, George Washington took theoath of office in ______ which housed the first American government.

 A.New York                                                  B.Washington

 C.Philadelphia                                                D.Boston

33. The American policy towards the Soviet Unionafter the Second World War was ______ .

 A.cooperation                                                B.neutrality

C.containment                                               D.impartiality

34. The writers of the Constitution worked out______ in order to prevent the government from misusing its power.

 A.the Declaration of Independence                   B.the Bill of Rights

 C.the “winner-take-all” system                        D.checks and balances

 35.The presidential term in the U.S. is four years beginning on ______.

 A.November 20                                             B.November 12

 C.January 12                                                 D.January 20

36. On Independence Day, some people bring theirchildren to visit the birth place of the

nation——________

 A.Washington D.C.                                         B.New York City

 C.Philadelphia                                                D.Boston

37. According to the U.S News & World Report and other journals’ eva luation,______on

 thewest coast are the best research universities.

 A.Harvard and Yale                                         B.Princeton and Columbia

 C.California and MIT                                     D.Stanford and Berkley

38. _____ is the largest single source of goodsimported by the United States.

 A.Canada                                                      B.Australia

 C.Asia                                                           D.Latin America

39. Theodore Dreiser was the literaryrepresentative of American ______ .

 A.Romanticists                                              B.Transcendentalists

 C.Modernists                                                 D.Naturalists

40. _____was the first American writer whogained international fame.

 A.Washington Irving                                      B.Benjamin Franklin

 C.Nathaniel Hawthorne                                   D.Mark Twain