should father
Regular verb: father - fathered- fathered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd father
you'd father
he'd father
we'd father
you'd father
they'd father 	I'd be fathering
you'd be fathering
he'd be fathering
we'd be fathering
you'd be fathering
they'd be fathering	I should've fathered
you should've fathered
he should've fathered
we should've fathered
you should've fathered
they should've fathered	I should've been fathering
you should've been fathering
he should've been fathering
we should've been fathering
you should've been fathering
they should've been fathering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't father
you shouldn't father
he shouldn't father
we shouldn't father
you shouldn't father
they shouldn't father 	I shouldn't be fathering
you shouldn't be fathering
he shouldn't be fathering
we shouldn't be fathering
you shouldn't be fathering
they shouldn't be fathering	I shouldn't have fathered
you shouldn't have fathered
he shouldn't have fathered
we shouldn't have fathered
you shouldn't have fathered
they shouldn't have fathered	I shouldn't have been fathering
you shouldn't have been fathering
he shouldn't have been fathering
we shouldn't have been fathering
you shouldn't have been fathering
they shouldn't have been fathering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I father?
should you father?
should he father?
should we father?
should you father?
should they father? 	should I be fathering?
should you be fathering?
should he be fathering?
should we be fathering?
should you be fathering?
should they be fathering? 	should I have fathered?
should you have fathered?
should he have fathered?
should we have fathered?
should you have fathered?
should they have fathered? 	should I have been fathering?
should you have been fathering?
should he have been fathering?
should we have been fathering?
should you have been fathering?
should they have been fathering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I father?
shouldn't you father?
shouldn't he father?
shouldn't we father?
shouldn't you father?
shouldn't they father? 	shouldn't I be fathering?
shouldn't you be fathering?
shouldn't he be fathering?
shouldn't we be fathering?
shouldn't you be fathering?
shouldn't they be fathering? 	shouldn't I have fathered?
shouldn't you have fathered?
shouldn't he have fathered?
shouldn't we have fathered?
shouldn't you have fathered?
shouldn't they have fathered? 	shouldn't I have been fathering?
shouldn't you have been fathering?
shouldn't he have been fathering?
shouldn't we have been fathering?
shouldn't you have been fathering?
shouldn't they have been fathering?