| Past Simple | Marek bought a new car. | Marek kupił nowy samochód. |
| Past Continuous | Marek was buying a new car. | Marek kupował nowy samochód. |
| Present Perfect | Marek has bought a new car. | Marek kupił nowy samochód. |
| Present Perfect Continuous | Marek has been buying a new car. | Marek kupował nowy samochód. |
| Past Perfect | Marek had bought a new car before he moved to New York. | Marek kupił nowy samochód, zanim przeprowadził się do Nowego Jorku. |
| Past Perfect Continuous | Marek had been buying a new car when the accident happened. | Marek kupował nowy samochód, gdy zdarzył się wypadek. |
| zrobićperf | Zrobiłem zadanie domowe. - I did the homework | This indicates that the homework was started and completed. |
| robićimperf | Robiłem zadanie domowe. - I was doing the homework. | This indicates that the homework was begun, but does not indicate that it was completed. |
| Polish Present Tense | Mieszkam tutaj całe swoje życie. | I've lived here my entire life. (and I'm still living here) |
| Polish Past Tense | Mieszkałem tutaj całe swoje życie. | I've lived here my entire life. (until now, and since now I'm not living here anymore) |
