tests by here4u with the online test builder (650 tests)

61. Conditions (2472 candidates)
62. Vocabulary: belonging and possessing (469 candidates)
63. Subject-verb inversions (4165 candidates)
64. Word order: no subject - verb inversion (681 candidates)
65. To be to? or To have to? (963 candidates)
66. Infinitive (without 'to') (274 candidates)
67. Infinitive form (5019 candidates)
68. Gerund (5447 candidates)
69. So or such (5475 candidates)
70. Else and compounds (591 candidates)
71. Prepositions and adverbs of LOCATION (2) (4870 candidates)
72. Prepositions, adverbs: LOCATION (1) (5960 candidates)
73. Vocabulary: the weather (4553 candidates)
74. Vocabulary: destroy, destruction (322 candidates)
75. Vocabulary: speed and slowness (356 candidates)
76. Vocabulary: walking (3927 candidates)
77. Vocabulary: leisure and hobbies (4266 candidates)
78. Indefinites (5911 candidates)
79. About (1547 candidates)
80. Vocabulary and expressions: hope (415 candidates)