should unfold
Regular verb: unfold - unfolded- unfolded

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd unfold
you'd unfold
she'd unfold
we'd unfold
you'd unfold
they'd unfold 	I'd be unfolding
you'd be unfolding
she'd be unfolding
we'd be unfolding
you'd be unfolding
they'd be unfolding	I should've unfolded
you should've unfolded
she should've unfolded
we should've unfolded
you should've unfolded
they should've unfolded	I should've been unfolding
you should've been unfolding
she should've been unfolding
we should've been unfolding
you should've been unfolding
they should've been unfolding	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't unfold
you shouldn't unfold
she shouldn't unfold
we shouldn't unfold
you shouldn't unfold
they shouldn't unfold 	I shouldn't be unfolding
you shouldn't be unfolding
she shouldn't be unfolding
we shouldn't be unfolding
you shouldn't be unfolding
they shouldn't be unfolding	I shouldn't have unfolded
you shouldn't have unfolded
she shouldn't have unfolded
we shouldn't have unfolded
you shouldn't have unfolded
they shouldn't have unfolded	I shouldn't have been unfolding
you shouldn't have been unfolding
she shouldn't have been unfolding
we shouldn't have been unfolding
you shouldn't have been unfolding
they shouldn't have been unfolding	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I unfold?
should you unfold?
should she unfold?
should we unfold?
should you unfold?
should they unfold? 	should I be unfolding?
should you be unfolding?
should she be unfolding?
should we be unfolding?
should you be unfolding?
should they be unfolding? 	should I have unfolded?
should you have unfolded?
should she have unfolded?
should we have unfolded?
should you have unfolded?
should they have unfolded? 	should I have been unfolding?
should you have been unfolding?
should she have been unfolding?
should we have been unfolding?
should you have been unfolding?
should they have been unfolding? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I unfold?
shouldn't you unfold?
shouldn't she unfold?
shouldn't we unfold?
shouldn't you unfold?
shouldn't they unfold? 	shouldn't I be unfolding?
shouldn't you be unfolding?
shouldn't she be unfolding?
shouldn't we be unfolding?
shouldn't you be unfolding?
shouldn't they be unfolding? 	shouldn't I have unfolded?
shouldn't you have unfolded?
shouldn't she have unfolded?
shouldn't we have unfolded?
shouldn't you have unfolded?
shouldn't they have unfolded? 	shouldn't I have been unfolding?
shouldn't you have been unfolding?
shouldn't she have been unfolding?
shouldn't we have been unfolding?
shouldn't you have been unfolding?
shouldn't they have been unfolding?