| Simple | Progressive | Perfect | Progressive |
| Present |
| I grind |
| you grind |
| he/she/it grinds |
| we grind |
| you all grind |
| they grind |
|
| I am grinding |
| you are grinding |
| he/she/it is grinding |
| we are grinding |
| you all are grinding |
| they are grinding |
|
| I have ground |
| you have ground |
| he/she/it has ground |
| we have ground |
| you all have ground |
| they have ground |
|
| I have been grinding |
| you have been grinding |
| he/she/it has been grinding |
| we have been grinding |
| you all have been grinding |
| they have been grinding |
|
| Past |
| I ground |
| you ground |
| he/she/it ground |
| we ground |
| you all ground |
| they ground |
|
| I was grinding |
| you were grinding |
| he/she/it was grinding |
| we were grinding |
| you all were grinding |
| they were grinding |
|
| I had ground |
| you had ground |
| he/she/it had ground |
| we had ground |
| you all had ground |
| they had ground |
|
| I had been grinding |
| you had been grinding |
| he/she/it had been grinding |
| we had been grinding |
| you all had been grinding |
| they had been grinding |
|
| Future |
| I will grind |
| you will grind |
| he/she/it will grind |
| we will grind |
| you all will grind |
| they will grind |
|
| I will be grinding |
| you will be grinding |
| he/she/it will be grinding |
| we are grinding |
| you all will be grinding |
| they will be grinding |
|
| I will have ground |
| you will have ground |
| he/she/it will have ground |
| we will have ground |
| you all will have ground |
| they will have ground |
|
| I will have been grinding |
| you will have been grinding |
| he/she/it will have been grinding |
| we will have been grinding |
| you all will have been grinding |
| they will have been grinding |
|
