| Obecny (Present) "refine" | I | refine | |
| Niniejszy seryjne (Present Continuous) "refine" | I | am refining | |
| Czas przeszły (Simple past) "refine" | I | refined | |
| Dotychczasowe seryjne (Past Continuous) "refine" | I | was refining | |
| Present Perfect (Present perfect) "refine" | I | have refined | |
| Niniejszy seryjne (Present perfect continuous) "refine" | I | have been refining | |
| Past Perfect (Past perfect) "refine" | I | had refined | |
| Dotychczasowe seryjne (Past perfect continuous) "refine" | I | had been refining | |
| Przyszłość (Future) "refine" | I | will refine | |
| Przyszłe ciągły (Future continuous) "refine" | I | will be refining | |
| Future Perfect (Future perfect) "refine" | I | will have refined | |
| Przyszłe doskonałe ciągły (Future perfect continuous) "refine" | I | will have been refining |