| I | biff |
| you | biff |
| he/she/it | biffs |
| we | biff |
| you | biff |
| they | biff |
| I | have biffed |
| you | have biffed |
| he/she/it | has biffed |
| we | have biffed |
| you | have biffed |
| they | have biffed |
| I | biffed |
| you | biffed |
| he/she/it | biffed |
| we | biffed |
| you | biffed |
| they | biffed |
| I | had biffed |
| you | had biffed |
| he/she/it | had biffed |
| we | had biffed |
| you | had biffed |
| they | had biffed |
| I | will biff |
| you | will biff |
| he/she/it | will biff |
| we | will biff |
| you | will biff |
| they | will biff |
| I | will have biffed |
| you | will have biffed |
| he/she/it | will have biffed |
| we | will have biffed |
| you | will have biffed |
| they | will have biffed |
| I | am biffing |
| you | are biffing |
| he/she/it | is biffing |
| we | are biffing |
| you | are biffing |
| they | are biffing |
| I | have been biffing |
| you | have been biffing |
| he/she/it | has been biffing |
| we | have been biffing |
| you | have been biffing |
| they | have been biffing |
| I | was biffing |
| you | were biffing |
| he/she/it | was biffing |
| we | were biffing |
| you | were biffing |
| they | were biffing |
| I | had been biffing |
| you | had been biffing |
| he/she/it | had been biffing |
| we | had been biffing |
| you | had been biffing |
| they | had been biffing |
| I | will be biffing |
| you | will be biffing |
| he/she/it | will be biffing |
| we | will be biffing |
| you | will be biffing |
| they | will be biffing |
| I | will have been biffing |
| you | will have been biffing |
| he/she/it | will have been biffing |
| we | will have been biffing |
| you | will have been biffing |
| they | will have been biffing |
| I | would biff |
| you | would biff |
| he/she/it | would biff |
| we | would biff |
| you | would biff |
| they | would biff |
| I | would have biffed |
| you | would have biffed |
| he/she/it | would have biffed |
| we | would have biffed |
| you | would have biffed |
| they | would have biffed |
| I | would be biffing |
| you | would be biffing |
| he/she/it | would be biffing |
| we | would be biffing |
| you | would be biffing |
| they | would be biffing |
| I | would have been biffing |
| you | would have been biffing |
| he/she/it | would have been biffing |
| we | would have been biffing |
| you | would have been biffing |
| they | would have been biffing |
| You | biff |
| we | Let's biff |
| You | biff |