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

621. Est, ait, ai ou aie (166908 candidates)
622. Modal verbs (5554 candidates)
623. Questions (3295 candidates)
624. Auxiliaries (6391 candidates)
625. Infinitive or gerund (23982 candidates)
626. Comprehension (1094 candidates)
627. Compréhension : ser ou ir ??? (2578 candidates)
628. Pretérito imperfecto / pretérito indefinido (29957 candidates)
629. Present (irregular verbs) (57379 candidates)
630. Grammaire : emploi des modes et des temps (2913 candidates)
631. Complément direct (20492 candidates)
632. Traduction de 'on' (46881 candidates)
633. Expressions and body (1898 candidates)
634. Phrasal verbs (6051 candidates)
635. Pretérito perfecto/indefinido (18228 candidates)
636. Subjunctive imperfect (7316 candidates)
637. Like/as/how (20250 candidates)
638. Still/again etc... (1675 candidates)
639. Until/so far as to ... (2134 candidates)
640. For, During or While (2293 candidates)