tests by juldan with the online test builder (10 tests)
Ranked by: number of candidates
1. To Go To Come (6727 candidates)
2. Doler (5653 candidates)
3. Difficult agreement (4152 candidates)
4. Ser/estar with the same adjective (3509 candidates)
5. Object personal pronoun (2643 candidates)
6. Calling someone (2329 candidates)
7. Add accents (2254 candidates)
8. Idioms: consequences (1370 candidates)
9. Add accents (1086 candidates)
10. Accents (990 candidates)