| Presente (Present) "assert" | I | assert | |
| Presente continuo (Present Continuous) "assert" | I | am asserting | |
| Pasado simple (Simple past) "assert" | I | asserted | |
| Pasado continuo (Past Continuous) "assert" | I | was asserting | |
| Presente perfecto (Present perfect) "assert" | I | have asserted | |
| Presente perfecto continuo (Present perfect continuous) "assert" | I | have been asserting | |
| Pasado perfecto (Past perfect) "assert" | I | had asserted | |
| Pasado perfecto continuo (Past perfect continuous) "assert" | I | had been asserting | |
| Futuro (Future) "assert" | I | will assert | |
| Futuro continuo (Future continuous) "assert" | I | will be asserting | |
| Futuro perfecto (Future perfect) "assert" | I | will have asserted | |
| Futuro perfecto continuo (Future perfect continuous) "assert" | I | will have been asserting |