| Simple | Progressive | Perfect | Progressive |
| Present |
| I cooperate |
| you cooperate |
| he/she/it cooperates |
| we cooperate |
| you all cooperate |
| they cooperate |
|
| I am cooperating |
| you are cooperating |
| he/she/it is cooperating |
| we are cooperating |
| you all are cooperating |
| they are cooperating |
|
| I have cooperated |
| you have cooperated |
| he/she/it has cooperated |
| we have cooperated |
| you all have cooperated |
| they have cooperated |
|
| I have been cooperating |
| you have been cooperating |
| he/she/it has been cooperating |
| we have been cooperating |
| you all have been cooperating |
| they have been cooperating |
|
| Past |
| I cooperated |
| you cooperated |
| he/she/it cooperated |
| we cooperated |
| you all cooperated |
| they cooperated |
|
| I was cooperating |
| you were cooperating |
| he/she/it was cooperating |
| we were cooperating |
| you all were cooperating |
| they were cooperating |
|
| I had cooperated |
| you had cooperated |
| he/she/it had cooperated |
| we had cooperated |
| you all had cooperated |
| they had cooperated |
|
| I had been cooperating |
| you had been cooperating |
| he/she/it had been cooperating |
| we had been cooperating |
| you all had been cooperating |
| they had been cooperating |
|
| Future |
| I will cooperate |
| you will cooperate |
| he/she/it will cooperate |
| we will cooperate |
| you all will cooperate |
| they will cooperate |
|
| I will be cooperating |
| you will be cooperating |
| he/she/it will be cooperating |
| we are cooperating |
| you all will be cooperating |
| they will be cooperating |
|
| I will have cooperated |
| you will have cooperated |
| he/she/it will have cooperated |
| we will have cooperated |
| you all will have cooperated |
| they will have cooperated |
|
| I will have been cooperating |
| you will have been cooperating |
| he/she/it will have been cooperating |
| we will have been cooperating |
| you all will have been cooperating |
| they will have been cooperating |
|
