can uncurl
Regular verb: uncurl - uncurled- uncurled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can uncurl
you can uncurl
he can uncurl
we can uncurl
you can uncurl
they can uncurl 	I can be uncurling
you can be uncurling
he can be uncurling
we can be uncurling
you can be uncurling
they can be uncurling	I can have uncurled
you can have uncurled
he can have uncurled
we can have uncurled
you can have uncurled
they can have uncurled	I can have been uncurling
you can have been uncurling
he can have been uncurling
we can have been uncurling
you can have been uncurling
they can have been uncurling	

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

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

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