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

21. Can and can't (275480 candidates)
22. Their / they are / there are (10866 candidates)
23. Suggest something (19675 candidates)
24. Questions and past tense (24461 candidates)
25. Passive voice in past tense (118631 candidates)
26. If clauses (104339 candidates)
27. When / as soon as (20161 candidates)
28. Infinitive proposition (41391 candidates)
29. This or these (25495 candidates)
30. Comparative (25770 candidates)
31. Possessive pronoun (20221 candidates)
32. Questions and present continuous (15760 candidates)
33. So, so many or so much (17196 candidates)
34. Anymore and no longer (24136 candidates)
35. Ago and past tense (33627 candidates)
36. Adverbs of frequency (14919 candidates)
37. Like or would like (141162 candidates)
38. Sentences : Like and would like (62896 candidates)
39. Repeated comparative (37037 candidates)
40. Comparison (4331 candidates)