| Simple | Progressive | Perfect | Progressive |
| Present |
| I author |
| you author |
| he/she/it authors |
| we author |
| you all author |
| they author |
|
| I am authoring |
| you are authoring |
| he/she/it is authoring |
| we are authoring |
| you all are authoring |
| they are authoring |
|
| I have authored |
| you have authored |
| he/she/it has authored |
| we have authored |
| you all have authored |
| they have authored |
|
| I have been authoring |
| you have been authoring |
| he/she/it has been authoring |
| we have been authoring |
| you all have been authoring |
| they have been authoring |
|
| Past |
| I authored |
| you authored |
| he/she/it authored |
| we authored |
| you all authored |
| they authored |
|
| I was authoring |
| you were authoring |
| he/she/it was authoring |
| we were authoring |
| you all were authoring |
| they were authoring |
|
| I had authored |
| you had authored |
| he/she/it had authored |
| we had authored |
| you all had authored |
| they had authored |
|
| I had been authoring |
| you had been authoring |
| he/she/it had been authoring |
| we had been authoring |
| you all had been authoring |
| they had been authoring |
|
| Future |
| I will author |
| you will author |
| he/she/it will author |
| we will author |
| you all will author |
| they will author |
|
| I will be authoring |
| you will be authoring |
| he/she/it will be authoring |
| we are authoring |
| you all will be authoring |
| they will be authoring |
|
| I will have authored |
| you will have authored |
| he/she/it will have authored |
| we will have authored |
| you all will have authored |
| they will have authored |
|
| I will have been authoring |
| you will have been authoring |
| he/she/it will have been authoring |
| we will have been authoring |
| you all will have been authoring |
| they will have been authoring |
|
