| Strona bierna | Strona czynna | Strona |
| Simple Present | I study it. | It is studied. |
| Present Continuous | I am studying | it It is being studied |
| Past Simple | I studied it | It was studied |
| Past Simple | I studied | it It was studied |
| Past Continuous | I was studying it | It was being studied |
| Present Perfect | I have studied it | It has been studied |
| Past Perfect | I had studied | it It had been studied |
| Past Perfect Continuous | I had been studying it | It had been studied |
| Future Simple | I will study it | It will be studied |
| Future Continuous | I will be studying it | It will be studied |
| Future Perfect | I will have studied it | It will been studied |
| Future Perfect Continuous | I will have been studying it | It will have been studied |
| Future in the Past | I would study it | It would be studied |
| Future in the Past Continuous | I would be studying it | It would be studied |
| must, can may, should | I must study it | It must be studied |
| have to | I have to studied it | It has to be studied |