tests by hidalgo with the online test builder (933 tests)

501. Missing words (1287 candidates)
502. Personal pronouns (6666 candidates)
503. Articles (16341 candidates)
504. Missing words (1141 candidates)
505. Tenses (6823 candidates)
506. Imperative (5278 candidates)
507. Prepositions (2948 candidates)
508. Gerund (114986 candidates)
509. Find the correct word (5079 candidates)
510. Haber/hacer (3460 candidates)
511. Pretérito indefinido (44661 candidates)
512. Subjunctive present/Present (5495 candidates)
513. Participes passés irréguliers (25375 candidates)
514. Present : To have -> haber - tener (2827 candidates)
515. Quantities (5152 candidates)
516. Superlatives (9035 candidates)
517. Subjunctive (12826 candidates)
518. Por-para (25548 candidates)
519. Ser / estar : Don Quichotte (3402 candidates)
520. Imperative (2762 candidates)