| Simple | Progressive | Perfect | Progressive |
| Present |
| I double |
| you double |
| he/she/it doubles |
| we double |
| you all double |
| they double |
|
| I am doubling |
| you are doubling |
| he/she/it is doubling |
| we are doubling |
| you all are doubling |
| they are doubling |
|
| I have doubled |
| you have doubled |
| he/she/it has doubled |
| we have doubled |
| you all have doubled |
| they have doubled |
|
| I have been doubling |
| you have been doubling |
| he/she/it has been doubling |
| we have been doubling |
| you all have been doubling |
| they have been doubling |
|
| Past |
| I doubled |
| you doubled |
| he/she/it doubled |
| we doubled |
| you all doubled |
| they doubled |
|
| I was doubling |
| you were doubling |
| he/she/it was doubling |
| we were doubling |
| you all were doubling |
| they were doubling |
|
| I had doubled |
| you had doubled |
| he/she/it had doubled |
| we had doubled |
| you all had doubled |
| they had doubled |
|
| I had been doubling |
| you had been doubling |
| he/she/it had been doubling |
| we had been doubling |
| you all had been doubling |
| they had been doubling |
|
| Future |
| I will double |
| you will double |
| he/she/it will double |
| we will double |
| you all will double |
| they will double |
|
| I will be doubling |
| you will be doubling |
| he/she/it will be doubling |
| we are doubling |
| you all will be doubling |
| they will be doubling |
|
| I will have doubled |
| you will have doubled |
| he/she/it will have doubled |
| we will have doubled |
| you all will have doubled |
| they will have doubled |
|
| I will have been doubling |
| you will have been doubling |
| he/she/it will have been doubling |
| we will have been doubling |
| you all will have been doubling |
| they will have been doubling |
|
