| I | alter |
| you | alter |
| he/she/it | alters |
| we | alter |
| you | alter |
| they | alter |
| I | have altered |
| you | have altered |
| he/she/it | has altered |
| we | have altered |
| you | have altered |
| they | have altered |
| I | altered |
| you | altered |
| he/she/it | altered |
| we | altered |
| you | altered |
| they | altered |
| I | had altered |
| you | had altered |
| he/she/it | had altered |
| we | had altered |
| you | had altered |
| they | had altered |
| I | will alter |
| you | will alter |
| he/she/it | will alter |
| we | will alter |
| you | will alter |
| they | will alter |
| I | will have altered |
| you | will have altered |
| he/she/it | will have altered |
| we | will have altered |
| you | will have altered |
| they | will have altered |
| I | am altering |
| you | are altering |
| he/she/it | is altering |
| we | are altering |
| you | are altering |
| they | are altering |
| I | have been altering |
| you | have been altering |
| he/she/it | has been altering |
| we | have been altering |
| you | have been altering |
| they | have been altering |
| I | was altering |
| you | were altering |
| he/she/it | was altering |
| we | were altering |
| you | were altering |
| they | were altering |
| I | had been altering |
| you | had been altering |
| he/she/it | had been altering |
| we | had been altering |
| you | had been altering |
| they | had been altering |
| I | will be altering |
| you | will be altering |
| he/she/it | will be altering |
| we | will be altering |
| you | will be altering |
| they | will be altering |
| I | will have been altering |
| you | will have been altering |
| he/she/it | will have been altering |
| we | will have been altering |
| you | will have been altering |
| they | will have been altering |
| I | would alter |
| you | would alter |
| he/she/it | would alter |
| we | would alter |
| you | would alter |
| they | would alter |
| I | would have altered |
| you | would have altered |
| he/she/it | would have altered |
| we | would have altered |
| you | would have altered |
| they | would have altered |
| I | would be altering |
| you | would be altering |
| he/she/it | would be altering |
| we | would be altering |
| you | would be altering |
| they | would be altering |
| I | would have been altering |
| you | would have been altering |
| he/she/it | would have been altering |
| we | would have been altering |
| you | would have been altering |
| they | would have been altering |
| You | alter |
| we | Let's alter |
| You | alter |