should pinch
Regular verb: pinch - pinched- pinched

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd pinch
you'd pinch
she'd pinch
we'd pinch
you'd pinch
they'd pinch 	I'd be pinching
you'd be pinching
she'd be pinching
we'd be pinching
you'd be pinching
they'd be pinching	I should've pinched
you should've pinched
she should've pinched
we should've pinched
you should've pinched
they should've pinched	I should've been pinching
you should've been pinching
she should've been pinching
we should've been pinching
you should've been pinching
they should've been pinching	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't pinch
you shouldn't pinch
she shouldn't pinch
we shouldn't pinch
you shouldn't pinch
they shouldn't pinch 	I shouldn't be pinching
you shouldn't be pinching
she shouldn't be pinching
we shouldn't be pinching
you shouldn't be pinching
they shouldn't be pinching	I shouldn't have pinched
you shouldn't have pinched
she shouldn't have pinched
we shouldn't have pinched
you shouldn't have pinched
they shouldn't have pinched	I shouldn't have been pinching
you shouldn't have been pinching
she shouldn't have been pinching
we shouldn't have been pinching
you shouldn't have been pinching
they shouldn't have been pinching	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I pinch?
should you pinch?
should she pinch?
should we pinch?
should you pinch?
should they pinch? 	should I be pinching?
should you be pinching?
should she be pinching?
should we be pinching?
should you be pinching?
should they be pinching? 	should I have pinched?
should you have pinched?
should she have pinched?
should we have pinched?
should you have pinched?
should they have pinched? 	should I have been pinching?
should you have been pinching?
should she have been pinching?
should we have been pinching?
should you have been pinching?
should they have been pinching? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I pinch?
shouldn't you pinch?
shouldn't she pinch?
shouldn't we pinch?
shouldn't you pinch?
shouldn't they pinch? 	shouldn't I be pinching?
shouldn't you be pinching?
shouldn't she be pinching?
shouldn't we be pinching?
shouldn't you be pinching?
shouldn't they be pinching? 	shouldn't I have pinched?
shouldn't you have pinched?
shouldn't she have pinched?
shouldn't we have pinched?
shouldn't you have pinched?
shouldn't they have pinched? 	shouldn't I have been pinching?
shouldn't you have been pinching?
shouldn't she have been pinching?
shouldn't we have been pinching?
shouldn't you have been pinching?
shouldn't they have been pinching?