50. A. return            B. arrive                 C. leave                   D. travel

49. A. decide            B. like                   C. hope                    D. need

48. A, can               B. must                  C. should                  D. have to

47. A. When                 B. If                            C. Because                    D. Until

46. A. Someone            B. Anyone                    C. Everyone                 D. No one

45. A. changes                     B. programs                  C. attractions                D. performances

44. A. popular               B. busy                        C. crowded                  D. open

43. A. little                   B. few                          C. less                         D. fewer

42. A. see                    B. do                           C. play                         D. take

41. A. Go                            B. Come                       C. Walk                       D. Welcome