| Simple | Progressive | Perfect | Progressive |
| Present |
| I base |
| you base |
| he/she/it bases |
| we base |
| you all base |
| they base |
|
| I am basing |
| you are basing |
| he/she/it is basing |
| we are basing |
| you all are basing |
| they are basing |
|
| I have based |
| you have based |
| he/she/it has based |
| we have based |
| you all have based |
| they have based |
|
| I have been basing |
| you have been basing |
| he/she/it has been basing |
| we have been basing |
| you all have been basing |
| they have been basing |
|
| Past |
| I based |
| you based |
| he/she/it based |
| we based |
| you all based |
| they based |
|
| I was basing |
| you were basing |
| he/she/it was basing |
| we were basing |
| you all were basing |
| they were basing |
|
| I had based |
| you had based |
| he/she/it had based |
| we had based |
| you all had based |
| they had based |
|
| I had been basing |
| you had been basing |
| he/she/it had been basing |
| we had been basing |
| you all had been basing |
| they had been basing |
|
| Future |
| I will base |
| you will base |
| he/she/it will base |
| we will base |
| you all will base |
| they will base |
|
| I will be basing |
| you will be basing |
| he/she/it will be basing |
| we are basing |
| you all will be basing |
| they will be basing |
|
| I will have based |
| you will have based |
| he/she/it will have based |
| we will have based |
| you all will have based |
| they will have based |
|
| I will have been basing |
| you will have been basing |
| he/she/it will have been basing |
| we will have been basing |
| you all will have been basing |
| they will have been basing |
|
