tests by here4u with the online test builder (678 tests)

21. 'Whose' and idiomatic possessive forms... (4037 candidates)
22. Preference: I'd rather go.../ I'd rather you went (4680 candidates)
23. Verbs in the -ing form, or not? (5561 candidates)
24. Verbs with two object complements (3140 candidates)
25. Vocabulary: some time/ sometime/ sometimes (4425 candidates)
26. Doubling the final consonant, or not? (5100 candidates)
27. Vocabulary: steal or rob? remember or remind? (4796 candidates)
28. Civilisation: Thanksgiving and Black Friday (2815 candidates)
29. Idioms: the weather (2718 candidates)
30. Concession (4889 candidates)
31. Idioms: men and women (300 candidates)
32. Reduced forms (3922 candidates)
33. Modal auxiliaries in the past. (4729 candidates)
34. To see and to hear + ing/ bare infinitive (6335 candidates)
35. Word Stress (2) (2276 candidates)
36. Word Stress (1) (2812 candidates)
37. Pronunciation of the final sound -ED (3964 candidates)
38. A few difficulties with pronunciation (3305 candidates)
39. Vocabulary: doing things... (4163 candidates)
40. Vocabulary: Taking a holiday (4316 candidates)