tests by hidalgo with the online test builder (898 tests)

621. Modal verbs (5552 candidates)
622. Questions (3294 candidates)
623. Auxiliaries (6389 candidates)
624. Infinitive or gerund (23961 candidates)
625. Comprehension (1093 candidates)
626. Compréhension : ser ou ir ??? (2577 candidates)
627. Pretérito imperfecto / pretérito indefinido (29888 candidates)
628. Present (irregular verbs) (57326 candidates)
629. Grammaire : emploi des modes et des temps (2913 candidates)
630. Complément direct (20477 candidates)
631. Traduction de 'on' (46722 candidates)
632. Expressions and body (1898 candidates)
633. Phrasal verbs (6029 candidates)
634. Pretérito perfecto/indefinido (18222 candidates)
635. Subjunctive imperfect (7312 candidates)
636. Like/as/how (20242 candidates)
637. Still/again etc... (1675 candidates)
638. Until/so far as to ... (2134 candidates)
639. For, During or While (2293 candidates)
640. For, Since, Ago (5471 candidates)