| I | straighten |
| you | straighten |
| he/she/it | straightens |
| we | straighten |
| you | straighten |
| they | straighten |
| I | have straightened |
| you | have straightened |
| he/she/it | has straightened |
| we | have straightened |
| you | have straightened |
| they | have straightened |
| I | straightened |
| you | straightened |
| he/she/it | straightened |
| we | straightened |
| you | straightened |
| they | straightened |
| I | had straightened |
| you | had straightened |
| he/she/it | had straightened |
| we | had straightened |
| you | had straightened |
| they | had straightened |
| I | will straighten |
| you | will straighten |
| he/she/it | will straighten |
| we | will straighten |
| you | will straighten |
| they | will straighten |
| I | will have straightened |
| you | will have straightened |
| he/she/it | will have straightened |
| we | will have straightened |
| you | will have straightened |
| they | will have straightened |
| I | am straightening |
| you | are straightening |
| he/she/it | is straightening |
| we | are straightening |
| you | are straightening |
| they | are straightening |
| I | have been straightening |
| you | have been straightening |
| he/she/it | has been straightening |
| we | have been straightening |
| you | have been straightening |
| they | have been straightening |
| I | was straightening |
| you | were straightening |
| he/she/it | was straightening |
| we | were straightening |
| you | were straightening |
| they | were straightening |
| I | had been straightening |
| you | had been straightening |
| he/she/it | had been straightening |
| we | had been straightening |
| you | had been straightening |
| they | had been straightening |
| I | will be straightening |
| you | will be straightening |
| he/she/it | will be straightening |
| we | will be straightening |
| you | will be straightening |
| they | will be straightening |
| I | will have been straightening |
| you | will have been straightening |
| he/she/it | will have been straightening |
| we | will have been straightening |
| you | will have been straightening |
| they | will have been straightening |
| I | would straighten |
| you | would straighten |
| he/she/it | would straighten |
| we | would straighten |
| you | would straighten |
| they | would straighten |
| I | would have straightened |
| you | would have straightened |
| he/she/it | would have straightened |
| we | would have straightened |
| you | would have straightened |
| they | would have straightened |
| I | would be straightening |
| you | would be straightening |
| he/she/it | would be straightening |
| we | would be straightening |
| you | would be straightening |
| they | would be straightening |
| I | would have been straightening |
| you | would have been straightening |
| he/she/it | would have been straightening |
| we | would have been straightening |
| you | would have been straightening |
| they | would have been straightening |
| You | straighten |
| we | Let's straighten |
| You | straighten |