tests by flori10 with the online test builder (60 tests)
Ranked by: number of candidates
1. Adjectives and adverbs (2463 candidates)
2. Instead of, unlike or whereas (1519 candidates)
3. Stop to do sth or stop doing sth (1383 candidates)
4. Infinitive or ing-form after verbs of perception (1350 candidates)
5. Past modals with deduction (1294 candidates)
6. Above or over (1093 candidates)
7. Had better / should (1031 candidates)
8. Make sb do sth or have something done (1018 candidates)
9. Word order: Verbs and objects go together (997 candidates)
10. Forget, remember, stop, be sorry + gerund or infinitive (843 candidates)
11. Had better or should (823 candidates)
12. Prepositions at, in, on (818 candidates)
13. Word order: Place before time (728 candidates)
14. Find the opposite adjective! (722 candidates)
15. Inverted conditionals (713 candidates)
16. All of which, whom, none of which, etc. (695 candidates)
17. Let alone (690 candidates)
18. Definitive, indefinite or no article (656 candidates)
19. Go on - regret to do sth - doing sth (644 candidates)
20. Dismissive, defiant, brazen (638 candidates)