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