| Einfach | Progressiv | Perfekt | Progressiv |
| Präsens |
| I contaminate |
| you contaminate |
| he/she/it contaminates |
| we contaminate |
| you all contaminate |
| they contaminate |
|
| I am contaminating |
| you are contaminating |
| he/she/it is contaminating |
| we are contaminating |
| you all are contaminating |
| they are contaminating |
|
| I have contaminated |
| you have contaminated |
| he/she/it has contaminated |
| we have contaminated |
| you all have contaminated |
| they have contaminated |
|
| I have been contaminating |
| you have been contaminating |
| he/she/it has been contaminating |
| we have been contaminating |
| you all have been contaminating |
| they have been contaminating |
|
| Präteritum |
| I contaminated |
| you contaminated |
| he/she/it contaminated |
| we contaminated |
| you all contaminated |
| they contaminated |
|
| I was contaminating |
| you were contaminating |
| he/she/it was contaminating |
| we were contaminating |
| you all were contaminating |
| they were contaminating |
|
| I had contaminated |
| you had contaminated |
| he/she/it had contaminated |
| we had contaminated |
| you all had contaminated |
| they had contaminated |
|
| I had been contaminating |
| you had been contaminating |
| he/she/it had been contaminating |
| we had been contaminating |
| you all had been contaminating |
| they had been contaminating |
|
| Futur |
| I will contaminate |
| you will contaminate |
| he/she/it will contaminate |
| we will contaminate |
| you all will contaminate |
| they will contaminate |
|
| I will be contaminating |
| you will be contaminating |
| he/she/it will be contaminating |
| we are contaminating |
| you all will be contaminating |
| they will be contaminating |
|
| I will have contaminated |
| you will have contaminated |
| he/she/it will have contaminated |
| we will have contaminated |
| you all will have contaminated |
| they will have contaminated |
|
| I will have been contaminating |
| you will have been contaminating |
| he/she/it will have been contaminating |
| we will have been contaminating |
| you all will have been contaminating |
| they will have been contaminating |
|
