36. On Independence Day, some people bring their children 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’ evaluation, ______on
 the west 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 goods imported by the United States.
 A. Canada                                                      B. Australia
 C. Asia                                                          D. Latin America
39. Theodore Dreiser was the literary representative of American ______ .
 A. Romanticists                                              B. Transcendentalists
 C. Modernists                                                 D. Naturalists
40. _____was the first American writer who gained international fame.
 A. Washington Irving                                      B. Benjamin Franklin
 C. Nathaniel Hawthorne                                  D. Mark Twain