English verb conjugation
SHOULD FORFEIT

Regular verb: forfeit - forfeited - forfeited

Affirmation

Simple form	V-ing form
I'd forfeit you'd forfeit he'd forfeit we'd forfeit you'd forfeit they'd forfeit	I'd be forfeiting you'd be forfeiting he'd be forfeiting we'd be forfeiting you'd be forfeiting they'd be forfeiting
Perfect	V-ing perfect
I should've forfeited you should've forfeited he should've forfeited we should've forfeited you should've forfeited they should've forfeited	I should've been forfeiting you should've been forfeiting he should've been forfeiting we should've been forfeiting you should've been forfeiting they should've been forfeiting

Negation

Simple form	V-ing form
I shouldn't forfeit you shouldn't forfeit he shouldn't forfeit we shouldn't forfeit you shouldn't forfeit they shouldn't forfeit	I shouldn't be forfeiting you shouldn't be forfeiting he shouldn't be forfeiting we shouldn't be forfeiting you shouldn't be forfeiting they shouldn't be forfeiting
Perfect	V-ing perfect
I shouldn't have forfeited you shouldn't have forfeited he shouldn't have forfeited we shouldn't have forfeited you shouldn't have forfeited they shouldn't have forfeited	I shouldn't have been forfeiting you shouldn't have been forfeiting he shouldn't have been forfeiting we shouldn't have been forfeiting you shouldn't have been forfeiting they shouldn't have been forfeiting

Interrogative form

Simple form	V-ing form
should I forfeit? should you forfeit? should he forfeit? should we forfeit? should you forfeit? should they forfeit?	should I be forfeiting? should you be forfeiting? should he be forfeiting? should we be forfeiting? should you be forfeiting? should they be forfeiting?
Perfect	V-ing perfect
should I have forfeited? should you have forfeited? should he have forfeited? should we have forfeited? should you have forfeited? should they have forfeited?	should I have been forfeiting? should you have been forfeiting? should he have been forfeiting? should we have been forfeiting? should you have been forfeiting? should they have been forfeiting?

Interro-negative form

Simple form	V-ing form
shouldn't I forfeit? shouldn't you forfeit? shouldn't he forfeit? shouldn't we forfeit? shouldn't you forfeit? shouldn't they forfeit?	shouldn't I be forfeiting? shouldn't you be forfeiting? shouldn't he be forfeiting? shouldn't we be forfeiting? shouldn't you be forfeiting? shouldn't they be forfeiting?
Perfect	V-ing perfect
shouldn't I have forfeited? shouldn't you have forfeited? shouldn't he have forfeited? shouldn't we have forfeited? shouldn't you have forfeited? shouldn't they have forfeited?	shouldn't I have been forfeiting? shouldn't you have been forfeiting? shouldn't he have been forfeiting? shouldn't we have been forfeiting? shouldn't you have been forfeiting? shouldn't they have been forfeiting?