52. A.safe                                              B. certain

C. comfortable                                  D. right                                        (     )

53. A. length                                           B. ages

C. times                                            D. minutes                                   (     )

54. A. report                                           B. contact

C. touch                                           D. request                                    (     )

55. A. stay                                             B. spend

C. put up                                           D. pass                                       (     )

56. A. sound                                           B. deep

C. sleepless                                       D. poor                                        (     )

57. A. overslept                                       B. oversleeping

C. sleepy                                          D. asleep                                      (     )

58. A. woken                                          B. awake

C. awoken                                        D. woke                                       (     )

59. A. seize                                             B. grasp

C. aboard                                          D. catch                                       (     )

60. A. another                                         B. other

C. else                                               D. more                                       (     )