tests by mamurk11 with the online test builder (10 tests)
Ranked by: number of candidates
1. Future (51033 candidates)
2. Conditional: regular & irregular (38720 candidates)
3. Concordance (11684 candidates)
4. Subjunctive present & imperfect (11499 candidates)
5. Imperative (9439 candidates)
6. Por/Para (8672 candidates)
7. Pretérito indefinido OR perfecto (3569 candidates)
8. Imperfect (2508 candidates)
9. Present (1696 candidates)
10. Infinitives (irregular verbs) (1432 candidates)