tests by laure95 with the online test builder (42 tests)

21. Can and can't (275716 candidates)
22. Their / they are / there are (10871 candidates)
23. Suggest something (19683 candidates)
24. Questions and past tense (24468 candidates)
25. Passive voice in past tense (118739 candidates)
26. If clauses (104386 candidates)
27. When / as soon as (20176 candidates)
28. Infinitive proposition (41403 candidates)
29. This or these (25561 candidates)
30. Comparative (25773 candidates)
31. Possessive pronoun (20298 candidates)
32. Questions and present continuous (15770 candidates)
33. So, so many or so much (17226 candidates)
34. Anymore and no longer (24156 candidates)
35. Ago and past tense (33648 candidates)
36. Adverbs of frequency (14929 candidates)
37. Like or would like (141207 candidates)
38. Sentences : Like and would like (62911 candidates)
39. Repeated comparative (37125 candidates)
40. Comparison (4336 candidates)