English verb conjugation
SHOULD UNCURL

Regular verb: uncurl - uncurled - uncurled

Affirmation

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

Negation

Simple form	V-ing form
I should not uncurl you should not uncurl he should not uncurl we should not uncurl you should not uncurl they should not uncurl	I should not be uncurling you should not be uncurling he should not be uncurling we should not be uncurling you should not be uncurling they should not be uncurling
Perfect	V-ing perfect
I should not have uncurled you should not have uncurled he should not have uncurled we should not have uncurled you should not have uncurled they should not have uncurled	I should not have been uncurling you should not have been uncurling he should not have been uncurling we should not have been uncurling you should not have been uncurling they should not have been uncurling

Interrogative form

Simple form	V-ing form
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?
Perfect	V-ing perfect
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
should I not uncurl? should you not uncurl? should he not uncurl? should we not uncurl? should you not uncurl? should they not uncurl?	should I not be uncurling? should you not be uncurling? should he not be uncurling? should we not be uncurling? should you not be uncurling? should they not be uncurling?
Perfect	V-ing perfect
should I not have uncurled? should you not have uncurled? should he not have uncurled? should we not have uncurled? should you not have uncurled? should they not have uncurled?	should I not have been uncurling? should you not have been uncurling? should he not have been uncurling? should we not have been uncurling? should you not have been uncurling? should they not have been uncurling?