| Cadeau (Present) "improve" | I | improve | |
| Onvoltooid tegenwoordige tijd (Present Continuous) "improve" | I | am improving | |
| Onvoltooid verleden tijd (Simple past) "improve" | I | improved | |
| Onvoltooid verleden tijd (Past Continuous) "improve" | I | was improving | |
| Voltooid tegenwoordige tijd (Present perfect) "improve" | I | have improved | |
| Tegenwoordige tijd continue (Present perfect continuous) "improve" | I | have been improving | |
| Voltooid verleden tijd (Past perfect) "improve" | I | had improved | |
| Past perfect continue (Past perfect continuous) "improve" | I | had been improving | |
| Toekomst (Future) "improve" | I | will improve | |
| Future continue (Future continuous) "improve" | I | will be improving | |
| Toekomst perfect (Future perfect) "improve" | I | will have improved | |
| Future perfect continue (Future perfect continuous) "improve" | I | will have been improving |