| Simple | Progressive | Perfect | Progressive |
| Present |
| I clamp |
| you clamp |
| he/she/it clamps |
| we clamp |
| you all clamp |
| they clamp |
|
| I am clamping |
| you are clamping |
| he/she/it is clamping |
| we are clamping |
| you all are clamping |
| they are clamping |
|
| I have clamped |
| you have clamped |
| he/she/it has clamped |
| we have clamped |
| you all have clamped |
| they have clamped |
|
| I have been clamping |
| you have been clamping |
| he/she/it has been clamping |
| we have been clamping |
| you all have been clamping |
| they have been clamping |
|
| Past |
| I clamped |
| you clamped |
| he/she/it clamped |
| we clamped |
| you all clamped |
| they clamped |
|
| I was clamping |
| you were clamping |
| he/she/it was clamping |
| we were clamping |
| you all were clamping |
| they were clamping |
|
| I had clamped |
| you had clamped |
| he/she/it had clamped |
| we had clamped |
| you all had clamped |
| they had clamped |
|
| I had been clamping |
| you had been clamping |
| he/she/it had been clamping |
| we had been clamping |
| you all had been clamping |
| they had been clamping |
|
| Future |
| I will clamp |
| you will clamp |
| he/she/it will clamp |
| we will clamp |
| you all will clamp |
| they will clamp |
|
| I will be clamping |
| you will be clamping |
| he/she/it will be clamping |
| we are clamping |
| you all will be clamping |
| they will be clamping |
|
| I will have clamped |
| you will have clamped |
| he/she/it will have clamped |
| we will have clamped |
| you all will have clamped |
| they will have clamped |
|
| I will have been clamping |
| you will have been clamping |
| he/she/it will have been clamping |
| we will have been clamping |
| you all will have been clamping |
| they will have been clamping |
|
