tests by here4u with the online test builder (675 tests)

41. Standard or casual registers? (33 candidates) [Being reviewed]
42. Conditions (2358 candidates)
43. Vocabulary: belonging and possessing (392 candidates)
44. Subject-verb inversions (3986 candidates)
45. Word order: no subject - verb inversion (624 candidates)
46. To be to? or To have to? (820 candidates)
47. Infinitive (without 'to') (218 candidates)
48. Infinitive form (4863 candidates)
49. Gerund (5257 candidates)
50. So or such (5361 candidates)
51. Else and compounds (532 candidates)
52. Prepositions and adverbs of LOCATION (2) (4775 candidates)
53. Prepositions, adverbs: LOCATION (1) (5840 candidates)
54. Vocabulary: the weather (4510 candidates)
55. Vocabulary: destroy, destruction (312 candidates)
56. Vocabulary: speed and slowness (339 candidates)
57. Vocabulary: walking (3875 candidates)
58. Vocabulary: leisure and hobbies (4174 candidates)
59. Indefinites (5836 candidates)
60. About (1260 candidates)