| Simple | Progressive | Perfect | Progressive |
| Present |
| I flex |
| you flex |
| he/she/it flexes |
| we flex |
| you all flex |
| they flex |
|
| I am flexing |
| you are flexing |
| he/she/it is flexing |
| we are flexing |
| you all are flexing |
| they are flexing |
|
| I have flexed |
| you have flexed |
| he/she/it has flexed |
| we have flexed |
| you all have flexed |
| they have flexed |
|
| I have been flexing |
| you have been flexing |
| he/she/it has been flexing |
| we have been flexing |
| you all have been flexing |
| they have been flexing |
|
| Past |
| I flexed |
| you flexed |
| he/she/it flexed |
| we flexed |
| you all flexed |
| they flexed |
|
| I was flexing |
| you were flexing |
| he/she/it was flexing |
| we were flexing |
| you all were flexing |
| they were flexing |
|
| I had flexed |
| you had flexed |
| he/she/it had flexed |
| we had flexed |
| you all had flexed |
| they had flexed |
|
| I had been flexing |
| you had been flexing |
| he/she/it had been flexing |
| we had been flexing |
| you all had been flexing |
| they had been flexing |
|
| Future |
| I will flex |
| you will flex |
| he/she/it will flex |
| we will flex |
| you all will flex |
| they will flex |
|
| I will be flexing |
| you will be flexing |
| he/she/it will be flexing |
| we are flexing |
| you all will be flexing |
| they will be flexing |
|
| I will have flexed |
| you will have flexed |
| he/she/it will have flexed |
| we will have flexed |
| you all will have flexed |
| they will have flexed |
|
| I will have been flexing |
| you will have been flexing |
| he/she/it will have been flexing |
| we will have been flexing |
| you all will have been flexing |
| they will have been flexing |
|
