| Simple | Progressive | Perfect | Progressive |
| Present |
| I refuel |
| you refuel |
| he/she/it refuels |
| we refuel |
| you all refuel |
| they refuel |
|
| I am refueling |
| you are refueling |
| he/she/it is refueling |
| we are refueling |
| you all are refueling |
| they are refueling |
|
| I have refueled |
| you have refueled |
| he/she/it has refueled |
| we have refueled |
| you all have refueled |
| they have refueled |
|
| I have been refueling |
| you have been refueling |
| he/she/it has been refueling |
| we have been refueling |
| you all have been refueling |
| they have been refueling |
|
| Past |
| I refueled |
| you refueled |
| he/she/it refueled |
| we refueled |
| you all refueled |
| they refueled |
|
| I was refueling |
| you were refueling |
| he/she/it was refueling |
| we were refueling |
| you all were refueling |
| they were refueling |
|
| I had refueled |
| you had refueled |
| he/she/it had refueled |
| we had refueled |
| you all had refueled |
| they had refueled |
|
| I had been refueling |
| you had been refueling |
| he/she/it had been refueling |
| we had been refueling |
| you all had been refueling |
| they had been refueling |
|
| Future |
| I will refuel |
| you will refuel |
| he/she/it will refuel |
| we will refuel |
| you all will refuel |
| they will refuel |
|
| I will be refueling |
| you will be refueling |
| he/she/it will be refueling |
| we are refueling |
| you all will be refueling |
| they will be refueling |
|
| I will have refueled |
| you will have refueled |
| he/she/it will have refueled |
| we will have refueled |
| you all will have refueled |
| they will have refueled |
|
| I will have been refueling |
| you will have been refueling |
| he/she/it will have been refueling |
| we will have been refueling |
| you all will have been refueling |
| they will have been refueling |
|
