51. D Her Eyes were red from excessive reading
52. A must have gone
53. D strong enough
54. C what
55. B as
56. C Each they have bought the same book.
57. B does she
58. D and
59. C he
60. A hand in
61. D the subject
62. C Many his friends came to the party.
63. A The directors appointed John manager.
64. D yet
65. B not being tall
66. B conflict
67. D out
68. C particpants
69. B bitter
70. D decisive
71. A lately
72. C stagnant
73. D restricting
74. D touches
75. A indulgence
76. C accordingly
77. B very near
78. D make out
79. A generous
80. C scrambled