tests by michou56 with the online test builder (330 tests)
Ranked by: number of candidates
1. Imperative (61496 candidates)
2. Alphabet (53239 candidates)
3. Present perfect (43402 candidates)
4. Prepositions Da / Di (31251 candidates)
5. Definite articles (25746 candidates)
6. Being polite (25615 candidates)
7. Future (24112 candidates)
8. Colors (22323 candidates)
9. Present Perfect (passato prossimo): irregular verbs (21415 candidates)
10. Simple Past (passato remoto) (21099 candidates)
11. Indefinite articles (18421 candidates)
12. Relative pronouns (17383 candidates)
13. Subjunctive present (16998 candidates)
14. Age, date, time (16525 candidates)
15. C'è - ci sono (16176 candidates)
16. Present - irregular: - ire arre urre orre are (15062 candidates)
17. Definite articles (14444 candidates)
18. Pronominal verbs (14436 candidates)
19. Future: -are / -ire (14044 candidates)
20. Present: Irregular verbs (13396 candidates)