should father
Regular verb: father - fathered- fathered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd father
you'd father
she'd father
we'd father
you'd father
they'd father 	I'd be fathering
you'd be fathering
she'd be fathering
we'd be fathering
you'd be fathering
they'd be fathering	I should've fathered
you should've fathered
she 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
she 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
she 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
she 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
she 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
she 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 she father?
should we father?
should you father?
should they father? 	should I be fathering?
should you be fathering?
should she be fathering?
should we be fathering?
should you be fathering?
should they be fathering? 	should I have fathered?
should you have fathered?
should she 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 she 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 she 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 she 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 she 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 she have been fathering?
shouldn't we have been fathering?
shouldn't you have been fathering?
shouldn't they have been fathering?