tests by here4u with the online test builder (690 tests)

41. Idioms: the weather (2786 candidates)
42. Concession (5153 candidates)
43. Idioms: men and women (313 candidates)
44. Reduced forms (4037 candidates)
45. Modal auxiliaries in the past. (5429 candidates)
46. To see and to hear + ing/ bare infinitive (6513 candidates)
47. Word Stress (2) (2510 candidates)
48. Word Stress (1) (3131 candidates)
49. Pronunciation of the final sound -ED (4450 candidates)
50. A few difficulties with pronunciation (3476 candidates)
51. Vocabulary: doing things... (4208 candidates)
52. Vocabulary: Taking a holiday (4380 candidates)
53. Can/ could/ can't and equivalents (1480 candidates)
54. By? By the time? Until? (6231 candidates)
55. Made of? from? with? or out of? (6264 candidates)
56. Standard or casual registers? (3272 candidates)
57. Conditions (2458 candidates)
58. Vocabulary: belonging and possessing (462 candidates)
59. Subject-verb inversions (4125 candidates)
60. Word order: no subject - verb inversion (679 candidates)