Présent (Present) "concentrate" | I | concentrate | |
Présent continu (Present Continuous) "concentrate" | I | am concentrating | |
Passé (Simple past) "concentrate" | I | concentrated | |
Passé antérieur (Past Continuous) "concentrate" | I | was concentrating | |
Présent parfait (Present perfect) "concentrate" | I | have concentrated | |
Continu Présent (Present perfect continuous) "concentrate" | I | have been concentrating | |
Imparfait (Past perfect) "concentrate" | I | had concentrated | |
Plus-que-parfait (Past perfect continuous) "concentrate" | I | had been concentrating | |
Futur simple (Future) "concentrate" | I | will concentrate | |
Futur (Future continuous) "concentrate" | I | will be concentrating | |
Futur antérieur (Future perfect) "concentrate" | I | will have concentrated | |
Futur antérieur continu (Future perfect continuous) "concentrate" | I | will have been concentrating | |