49. A. no attention                                    B. no attention to

C. attention                                       D. attention to

48. A. end                   B. finish                  C. over                   D. gone

47. A. well                   B. fine                   C. sick                   D. bad

46. A. around                B. behind                 C. under                  D. over

44. A. chair                  B. door                  C. desk                   D. bench

44. A. operation                 B. operating               C. other                  D. another

43. A. Sometimes             B. Sometime              C. Some time             D. Some times

42. A. spoke                 B. said                   C. told                   D. read