tests by hidalgo with the online test builder (899 tests)

521. Present - Irregular verbs (2641 candidates)
522. Present - Regular verbs (8688 candidates)
523. Possessive adjectives (11731 candidates)
524. Imperative no (39627 candidates)
525. Possessive adjectives (18993 candidates)
526. Missing words (1300 candidates)
527. Personal pronouns (6786 candidates)
528. Articles (16355 candidates)
529. Missing words (1157 candidates)
530. Tenses (6868 candidates)
531. Imperative (5326 candidates)
532. Prepositions (2993 candidates)
533. Gerund (118477 candidates)
534. Find the correct word (5091 candidates)
535. Haber/hacer (3525 candidates)
536. Pretérito indefinido (45509 candidates)
537. Subjunctive present/Present (5550 candidates)
538. Participes passés irréguliers (25920 candidates)
539. Present : To have -> haber - tener (2865 candidates)
540. Quantities (5189 candidates)