| Simple | Progressive | Perfect | Progressive |
| Present |
| I bill |
| you bill |
| he/she/it bills |
| we bill |
| you all bill |
| they bill |
|
| I am billing |
| you are billing |
| he/she/it is billing |
| we are billing |
| you all are billing |
| they are billing |
|
| I have billed |
| you have billed |
| he/she/it has billed |
| we have billed |
| you all have billed |
| they have billed |
|
| I have been billing |
| you have been billing |
| he/she/it has been billing |
| we have been billing |
| you all have been billing |
| they have been billing |
|
| Past |
| I billed |
| you billed |
| he/she/it billed |
| we billed |
| you all billed |
| they billed |
|
| I was billing |
| you were billing |
| he/she/it was billing |
| we were billing |
| you all were billing |
| they were billing |
|
| I had billed |
| you had billed |
| he/she/it had billed |
| we had billed |
| you all had billed |
| they had billed |
|
| I had been billing |
| you had been billing |
| he/she/it had been billing |
| we had been billing |
| you all had been billing |
| they had been billing |
|
| Future |
| I will bill |
| you will bill |
| he/she/it will bill |
| we will bill |
| you all will bill |
| they will bill |
|
| I will be billing |
| you will be billing |
| he/she/it will be billing |
| we are billing |
| you all will be billing |
| they will be billing |
|
| I will have billed |
| you will have billed |
| he/she/it will have billed |
| we will have billed |
| you all will have billed |
| they will have billed |
|
| I will have been billing |
| you will have been billing |
| he/she/it will have been billing |
| we will have been billing |
| you all will have been billing |
| they will have been billing |
|
