tests by michou56 with the online test builder (330 tests)
Ranked by: number of candidates
1. Imperative (61719 candidates)
2. Alphabet (53508 candidates)
3. Present perfect (43471 candidates)
4. Prepositions Da / Di (31316 candidates)
5. Definite articles (25906 candidates)
6. Being polite (25640 candidates)
7. Future (24204 candidates)
8. Colors (22362 candidates)
9. Present Perfect (passato prossimo): irregular verbs (21498 candidates)
10. Simple Past (passato remoto) (21144 candidates)
11. Indefinite articles (18463 candidates)
12. Relative pronouns (17422 candidates)
13. Subjunctive present (17105 candidates)
14. Age, date, time (16563 candidates)
15. C'è - ci sono (16190 candidates)
16. Present - irregular: - ire arre urre orre are (15089 candidates)
17. Definite articles (14510 candidates)
18. Pronominal verbs (14463 candidates)
19. Future: -are / -ire (14092 candidates)
20. Present: Irregular verbs (13436 candidates)