should barn
Regular verb: barn - barned- barned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd barn
you'd barn
she'd barn
we'd barn
you'd barn
they'd barn 	I'd be barning
you'd be barning
she'd be barning
we'd be barning
you'd be barning
they'd be barning	I should've barned
you should've barned
she should've barned
we should've barned
you should've barned
they should've barned	I should've been barning
you should've been barning
she should've been barning
we should've been barning
you should've been barning
they should've been barning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't barn
you shouldn't barn
she shouldn't barn
we shouldn't barn
you shouldn't barn
they shouldn't barn 	I shouldn't be barning
you shouldn't be barning
she shouldn't be barning
we shouldn't be barning
you shouldn't be barning
they shouldn't be barning	I shouldn't have barned
you shouldn't have barned
she shouldn't have barned
we shouldn't have barned
you shouldn't have barned
they shouldn't have barned	I shouldn't have been barning
you shouldn't have been barning
she shouldn't have been barning
we shouldn't have been barning
you shouldn't have been barning
they shouldn't have been barning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I barn?
should you barn?
should she barn?
should we barn?
should you barn?
should they barn? 	should I be barning?
should you be barning?
should she be barning?
should we be barning?
should you be barning?
should they be barning? 	should I have barned?
should you have barned?
should she have barned?
should we have barned?
should you have barned?
should they have barned? 	should I have been barning?
should you have been barning?
should she have been barning?
should we have been barning?
should you have been barning?
should they have been barning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I barn?
shouldn't you barn?
shouldn't she barn?
shouldn't we barn?
shouldn't you barn?
shouldn't they barn? 	shouldn't I be barning?
shouldn't you be barning?
shouldn't she be barning?
shouldn't we be barning?
shouldn't you be barning?
shouldn't they be barning? 	shouldn't I have barned?
shouldn't you have barned?
shouldn't she have barned?
shouldn't we have barned?
shouldn't you have barned?
shouldn't they have barned? 	shouldn't I have been barning?
shouldn't you have been barning?
shouldn't she have been barning?
shouldn't we have been barning?
shouldn't you have been barning?
shouldn't they have been barning?