should birth
Regular verb: birth - birthed- birthed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd birth
you'd birth
she'd birth
we'd birth
you'd birth
they'd birth 	I'd be birthing
you'd be birthing
she'd be birthing
we'd be birthing
you'd be birthing
they'd be birthing	I should've birthed
you should've birthed
she should've birthed
we should've birthed
you should've birthed
they should've birthed	I should've been birthing
you should've been birthing
she should've been birthing
we should've been birthing
you should've been birthing
they should've been birthing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't birth
you shouldn't birth
she shouldn't birth
we shouldn't birth
you shouldn't birth
they shouldn't birth 	I shouldn't be birthing
you shouldn't be birthing
she shouldn't be birthing
we shouldn't be birthing
you shouldn't be birthing
they shouldn't be birthing	I shouldn't have birthed
you shouldn't have birthed
she shouldn't have birthed
we shouldn't have birthed
you shouldn't have birthed
they shouldn't have birthed	I shouldn't have been birthing
you shouldn't have been birthing
she shouldn't have been birthing
we shouldn't have been birthing
you shouldn't have been birthing
they shouldn't have been birthing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I birth?
should you birth?
should she birth?
should we birth?
should you birth?
should they birth? 	should I be birthing?
should you be birthing?
should she be birthing?
should we be birthing?
should you be birthing?
should they be birthing? 	should I have birthed?
should you have birthed?
should she have birthed?
should we have birthed?
should you have birthed?
should they have birthed? 	should I have been birthing?
should you have been birthing?
should she have been birthing?
should we have been birthing?
should you have been birthing?
should they have been birthing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I birth?
shouldn't you birth?
shouldn't she birth?
shouldn't we birth?
shouldn't you birth?
shouldn't they birth? 	shouldn't I be birthing?
shouldn't you be birthing?
shouldn't she be birthing?
shouldn't we be birthing?
shouldn't you be birthing?
shouldn't they be birthing? 	shouldn't I have birthed?
shouldn't you have birthed?
shouldn't she have birthed?
shouldn't we have birthed?
shouldn't you have birthed?
shouldn't they have birthed? 	shouldn't I have been birthing?
shouldn't you have been birthing?
shouldn't she have been birthing?
shouldn't we have been birthing?
shouldn't you have been birthing?
shouldn't they have been birthing?