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