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

581. Mucho / Muy (25299 candidates)
582. Indefinite preterit (14287 candidates)
583. False friends (1122 candidates)
584. Verbs (1725 candidates)
585. Pronouns (5935 candidates)
586. Time clauses (11653 candidates)
587. Reflexive pronouns (1065 candidates)
588. Verbs (1511 candidates)
589. Phrasal verbs (1802 candidates)
590. Adjective (7600 candidates)
591. Pronouns some/any (4560 candidates)
592. Articles (12073 candidates)
593. Personal subject pronouns (1731 candidates)
594. For/since (2970 candidates)
595. Mots se terminant en -ill(i)er, -illée .. (1496 candidates)
596. Subjunctive (10126 candidates)
597. Accent circonflexe ou pas ? (18844 candidates)
598. Ever/already/before/yet (35693 candidates)
599. Infinitive or -ing (10000 candidates)
600. Articles (2722 candidates)