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

621. Est, ait, ai ou aie (166919 candidates)
622. Modal verbs (5560 candidates)
623. Questions (3295 candidates)
624. Auxiliaries (6391 candidates)
625. Infinitive or gerund (23995 candidates)
626. Comprehension (1094 candidates)
627. Compréhension : ser ou ir ??? (2578 candidates)
628. Pretérito imperfecto / pretérito indefinido (29978 candidates)
629. Present (irregular verbs) (57407 candidates)
630. Grammaire : emploi des modes et des temps (2913 candidates)
631. Complément direct (20497 candidates)
632. Traduction de 'on' (46917 candidates)
633. Expressions and body (1898 candidates)
634. Phrasal verbs (6052 candidates)
635. Pretérito perfecto/indefinido (18239 candidates)
636. Subjunctive imperfect (7316 candidates)
637. Like/as/how (20250 candidates)
638. Still/again etc... (1677 candidates)
639. Until/so far as to ... (2134 candidates)
640. For, During or While (2293 candidates)