tests by hidalgo with the online test builder (911 tests)

661. Pretérito imperfecto / pretérito indefinido (31573 candidates)
662. Present (irregular verbs) (60669 candidates)
663. Tenses (2942 candidates)
664. Complément direct (21156 candidates)
665. Traduction de 'on' (51285 candidates)
666. Expressions and body (1927 candidates)
667. Phrasal verbs (6268 candidates)
668. Pretérito perfecto/indefinido (18444 candidates)
669. Subjunctive imperfect (7390 candidates)
670. Like/as/how (20481 candidates)
671. Still/again etc... (1811 candidates)
672. Until/so far as to ... (2162 candidates)
673. For, During or While (2331 candidates)
674. For, Since, Ago (5498 candidates)
675. Words (6041 candidates)
676. Question words (2656 candidates)
677. Correct an e-mail (14618 candidates)
678. Present simple or continuous (5266 candidates)
679. Ser/ Estar (9064 candidates)
680. Sequence of tenses (7547 candidates)