should uncurl
Regular verb: uncurl - uncurled- uncurled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd uncurl
you'd uncurl
he'd uncurl
we'd uncurl
you'd uncurl
they'd uncurl 	I'd be uncurling
you'd be uncurling
he'd be uncurling
we'd be uncurling
you'd be uncurling
they'd be uncurling	I should've uncurled
you should've uncurled
he should've uncurled
we should've uncurled
you should've uncurled
they should've uncurled	I should've been uncurling
you should've been uncurling
he should've been uncurling
we should've been uncurling
you should've been uncurling
they should've been uncurling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't uncurl
you shouldn't uncurl
he shouldn't uncurl
we shouldn't uncurl
you shouldn't uncurl
they shouldn't uncurl 	I shouldn't be uncurling
you shouldn't be uncurling
he shouldn't be uncurling
we shouldn't be uncurling
you shouldn't be uncurling
they shouldn't be uncurling	I shouldn't have uncurled
you shouldn't have uncurled
he shouldn't have uncurled
we shouldn't have uncurled
you shouldn't have uncurled
they shouldn't have uncurled	I shouldn't have been uncurling
you shouldn't have been uncurling
he shouldn't have been uncurling
we shouldn't have been uncurling
you shouldn't have been uncurling
they shouldn't have been uncurling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I uncurl?
should you uncurl?
should he uncurl?
should we uncurl?
should you uncurl?
should they uncurl? 	should I be uncurling?
should you be uncurling?
should he be uncurling?
should we be uncurling?
should you be uncurling?
should they be uncurling? 	should I have uncurled?
should you have uncurled?
should he have uncurled?
should we have uncurled?
should you have uncurled?
should they have uncurled? 	should I have been uncurling?
should you have been uncurling?
should he have been uncurling?
should we have been uncurling?
should you have been uncurling?
should they have been uncurling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I uncurl?
shouldn't you uncurl?
shouldn't he uncurl?
shouldn't we uncurl?
shouldn't you uncurl?
shouldn't they uncurl? 	shouldn't I be uncurling?
shouldn't you be uncurling?
shouldn't he be uncurling?
shouldn't we be uncurling?
shouldn't you be uncurling?
shouldn't they be uncurling? 	shouldn't I have uncurled?
shouldn't you have uncurled?
shouldn't he have uncurled?
shouldn't we have uncurled?
shouldn't you have uncurled?
shouldn't they have uncurled? 	shouldn't I have been uncurling?
shouldn't you have been uncurling?
shouldn't he have been uncurling?
shouldn't we have been uncurling?
shouldn't you have been uncurling?
shouldn't they have been uncurling?