Present Simple - Presente
(Present) "concentrate" | I | concentrate | |
Presente Contínuo (Present Continuous)
(Present Continuous) "concentrate" | I | am concentrating | |
Tempo passado
(Simple past) "concentrate" | I | concentrated | |
Passado Contínuo
(Past Continuous) "concentrate" | I | was concentrating | |
Present Perfect
(Present perfect) "concentrate" | I | have concentrated | |
Perfeito Presente Contínuo
(Present Perfect Continuous) "concentrate" | I | have been concentrating | |
Past Perfect
(Present perfect) "concentrate" | I | had concentrated | |
Perfeito presente contínuo
(Past perfect continuous) "concentrate" | I | had been concentrating | |
O futuro
(Future) "concentrate" | I | will concentrate | |
Futuro do Pretérito
(Future Continuous) "concentrate" | I | will be concentrating | |
Futuro
(Future perfect) "concentrate" | I | will have concentrated | |
Perfeito Futuro do Pretérito
(Future perfect continuous) "concentrate" | I | will have been concentrating | |