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