tests by flori10 with the online test builder (27 tests)
Ranked by: number of candidates
1. Preterite (regular verbs and irregular verbs) (1135 candidates)
2. Ser or estar (867 candidates)
3. Imperfect (836 candidates)
4. Present (781 candidates)
5. Direct and indirect pronouns (487 candidates)
6. Por or Para (486 candidates)
7. Imperative mood (affirmative and negative commands) (451 candidates)
8. Present perfect: irregular verbs (419 candidates)
9. Subjunctive (regular and irregular verbs) (389 candidates)
10. Prepositions (364 candidates)
11. Present subjunctive (346 candidates)
12. Reflexive pronouns (336 candidates)
13. Tan, tanto/-a/-os/-as (329 candidates)
14. "Antes" or "Después" (278 candidates)
15. If clauses (unreal conditional sentences) (262 candidates)
16. Present tense (234 candidates)
17. Prepositions (190 candidates)
18. Salir or Sacar (172 candidates)
19. Todavía or ya (164 candidates)
20. Indicative or subjunctive (164 candidates)