English verb conjugation
TO BIFF

Regular verb: biff - biffed - biffed

Indicative

Present	Present continuous	Preterite	Preterite continuous
don't I biff? don't you biff? doesn't she biff? don't we biff? don't you biff? don't they biff?	am I not biffing? aren't you biffing? isn't she biffing? aren't we biffing? aren't you biffing? aren't they biffing?	didn't I biff? didn't you biff? didn't she biff? didn't we biff? didn't you biff? didn't they biff?	wasn't I biffing? weren't you biffing? wasn't she biffing? weren't we biffing? weren't you biffing? weren't they biffing?
Present perfect	Present perfect continuous	Pluperfect	Pluperfect continuous
haven't I biffed? haven't you biffed? hasn't she biffed? haven't we biffed? haven't you biffed? haven't they biffed?	haven't I been biffing? haven't you been biffing? hasn't she been biffing? haven't we been biffing? haven't you been biffing? haven't they been biffing?	hadn't I biffed? hadn't you biffed? hadn't she biffed? hadn't we biffed? hadn't you biffed? hadn't they biffed?	hadn't I been biffing? hadn't you been biffing? hadn't she been biffing? hadn't we been biffing? hadn't you been biffing? hadn't they been biffing?
Future	Future continuous	Future perfect	Future perfect continuous
won't I biff? won't you biff? won't she biff? won't we biff? won't you biff? won't they biff?	won't I be biffing? won't you be biffing? won't she be biffing? won't we be biffing? won't you be biffing? won't they be biffing?	won't I have biffed? won't you have biffed? won't she have biffed? won't we have biffed? won't you have biffed? won't they have biffed?	won't I have been biffing? won't you have been biffing? won't she have been biffing? won't we have been biffing? won't you have been biffing? won't they have been biffing?

Conditional

Present	Present continuous	Past	Past continuous
wouldn't I biff? wouldn't you biff? wouldn't she biff? wouldn't we biff? wouldn't you biff? wouldn't they biff?	wouldn't I be biffing? wouldn't you be biffing? wouldn't she be biffing? wouldn't we be biffing? wouldn't you be biffing? wouldn't they be biffing?	wouldn't I have biffed? wouldn't you have biffed? wouldn't she have biffed? wouldn't we have biffed? wouldn't you have biffed? wouldn't they have biffed?	wouldn't I have been biffing? wouldn't you have been biffing? wouldn't she have been biffing? wouldn't we have been biffing? wouldn't you have been biffing? wouldn't they have been biffing?

Infinitive

Imperative

Infinitive		Imperative
to biff		- - -

Participle

Present	Past
biffing	biffed