| Simple | Progressive | Perfect | Progressive |
| Present |
| I clam |
| you clam |
| he/she/it clams |
| we clam |
| you all clam |
| they clam |
|
| I am clamming |
| you are clamming |
| he/she/it is clamming |
| we are clamming |
| you all are clamming |
| they are clamming |
|
| I have clammed |
| you have clammed |
| he/she/it has clammed |
| we have clammed |
| you all have clammed |
| they have clammed |
|
| I have been clamming |
| you have been clamming |
| he/she/it has been clamming |
| we have been clamming |
| you all have been clamming |
| they have been clamming |
|
| Past |
| I clammed |
| you clammed |
| he/she/it clammed |
| we clammed |
| you all clammed |
| they clammed |
|
| I was clamming |
| you were clamming |
| he/she/it was clamming |
| we were clamming |
| you all were clamming |
| they were clamming |
|
| I had clammed |
| you had clammed |
| he/she/it had clammed |
| we had clammed |
| you all had clammed |
| they had clammed |
|
| I had been clamming |
| you had been clamming |
| he/she/it had been clamming |
| we had been clamming |
| you all had been clamming |
| they had been clamming |
|
| Future |
| I will clam |
| you will clam |
| he/she/it will clam |
| we will clam |
| you all will clam |
| they will clam |
|
| I will be clamming |
| you will be clamming |
| he/she/it will be clamming |
| we are clamming |
| you all will be clamming |
| they will be clamming |
|
| I will have clammed |
| you will have clammed |
| he/she/it will have clammed |
| we will have clammed |
| you all will have clammed |
| they will have clammed |
|
| I will have been clamming |
| you will have been clamming |
| he/she/it will have been clamming |
| we will have been clamming |
| you all will have been clamming |
| they will have been clamming |
|
