tests by hidalgo with the online test builder (939 tests)

661. Modal verbs (5873 candidates)
662. Questions (3325 candidates)
663. Auxiliaries (6520 candidates)
664. Infinitive or gerund (24714 candidates)
665. Comprehension (1145 candidates)
666. Compréhension : ser ou ir ??? (2670 candidates)
667. Pretérito imperfecto / pretérito indefinido (31607 candidates)
668. Present (irregular verbs) (60745 candidates)
669. Tenses (2943 candidates)
670. Complément direct (21200 candidates)
671. Traduction de 'on' (51375 candidates)
672. Expressions and body (1930 candidates)
673. Phrasal verbs (6275 candidates)
674. Pretérito perfecto/indefinido (18446 candidates)
675. Subjunctive imperfect (7392 candidates)
676. Like/as/how (20502 candidates)
677. Still/again etc... (1815 candidates)
678. Until/so far as to ... (2164 candidates)
679. For, During or While (2331 candidates)
680. For, Since, Ago (5500 candidates)