tests by michou56 with the online test builder (330 tests)
Ranked by: number of candidates
1. Imperative (61819 candidates)
2. Alphabet (53750 candidates)
3. Present perfect (43512 candidates)
4. Prepositions Da / Di (31357 candidates)
5. Definite articles (25952 candidates)
6. Being polite (25668 candidates)
7. Future (24230 candidates)
8. Colors (22393 candidates)
9. Present Perfect (passato prossimo): irregular verbs (21529 candidates)
10. Simple Past (passato remoto) (21165 candidates)
11. Indefinite articles (18483 candidates)
12. Relative pronouns (17434 candidates)
13. Subjunctive present (17121 candidates)
14. Age, date, time (16605 candidates)
15. C'è - ci sono (16192 candidates)
16. Present - irregular: - ire arre urre orre are (15109 candidates)
17. Definite articles (14531 candidates)
18. Pronominal verbs (14493 candidates)
19. Future: -are / -ire (14117 candidates)
20. Present: Irregular verbs (13462 candidates)