| Simple | Progressive | Perfect | Progressive |
| Present |
| I dam |
| you dam |
| he/she/it dams |
| we dam |
| you all dam |
| they dam |
|
| I am damming |
| you are damming |
| he/she/it is damming |
| we are damming |
| you all are damming |
| they are damming |
|
| I have dammed |
| you have dammed |
| he/she/it has dammed |
| we have dammed |
| you all have dammed |
| they have dammed |
|
| I have been damming |
| you have been damming |
| he/she/it has been damming |
| we have been damming |
| you all have been damming |
| they have been damming |
|
| Past |
| I dammed |
| you dammed |
| he/she/it dammed |
| we dammed |
| you all dammed |
| they dammed |
|
| I was damming |
| you were damming |
| he/she/it was damming |
| we were damming |
| you all were damming |
| they were damming |
|
| I had dammed |
| you had dammed |
| he/she/it had dammed |
| we had dammed |
| you all had dammed |
| they had dammed |
|
| I had been damming |
| you had been damming |
| he/she/it had been damming |
| we had been damming |
| you all had been damming |
| they had been damming |
|
| Future |
| I will dam |
| you will dam |
| he/she/it will dam |
| we will dam |
| you all will dam |
| they will dam |
|
| I will be damming |
| you will be damming |
| he/she/it will be damming |
| we are damming |
| you all will be damming |
| they will be damming |
|
| I will have dammed |
| you will have dammed |
| he/she/it will have dammed |
| we will have dammed |
| you all will have dammed |
| they will have dammed |
|
| I will have been damming |
| you will have been damming |
| he/she/it will have been damming |
| we will have been damming |
| you all will have been damming |
| they will have been damming |
|
