| they are not=they aren't | one, oni nie są |
| you are not=you aren't | wy nie jestescie |
| we are not=we aren't | my nie jestesmy |
| it is not=it isn't | ono, to nie jest |
| he is not=he isn't | on nie jest |
| she is not=she isn't | ona nie jest |
| you are not=you aren't | ty nie jestes |
| I am not=I'm not | ja nie jestem |
| your | twój |
| my | mój |
| they are= they're | oni, one są |
| you are= you're | wy jestescie |
| we are=we're | my jestesmy |
| it is=it's | ono, to jest |
| he is=he's | on jest |
| she is=she's | ona jest |
| you are=you're | ty jestes |
| I am=I'm | ja jestem |