should clamp
Regular verb: clamp - clamped- clamped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd clamp
you'd clamp
she'd clamp
we'd clamp
you'd clamp
they'd clamp 	I'd be clamping
you'd be clamping
she'd be clamping
we'd be clamping
you'd be clamping
they'd be clamping	I should've clamped
you should've clamped
she should've clamped
we should've clamped
you should've clamped
they should've clamped	I should've been clamping
you should've been clamping
she should've been clamping
we should've been clamping
you should've been clamping
they should've been clamping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't clamp
you shouldn't clamp
she shouldn't clamp
we shouldn't clamp
you shouldn't clamp
they shouldn't clamp 	I shouldn't be clamping
you shouldn't be clamping
she shouldn't be clamping
we shouldn't be clamping
you shouldn't be clamping
they shouldn't be clamping	I shouldn't have clamped
you shouldn't have clamped
she shouldn't have clamped
we shouldn't have clamped
you shouldn't have clamped
they shouldn't have clamped	I shouldn't have been clamping
you shouldn't have been clamping
she shouldn't have been clamping
we shouldn't have been clamping
you shouldn't have been clamping
they shouldn't have been clamping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I clamp?
should you clamp?
should she clamp?
should we clamp?
should you clamp?
should they clamp? 	should I be clamping?
should you be clamping?
should she be clamping?
should we be clamping?
should you be clamping?
should they be clamping? 	should I have clamped?
should you have clamped?
should she have clamped?
should we have clamped?
should you have clamped?
should they have clamped? 	should I have been clamping?
should you have been clamping?
should she have been clamping?
should we have been clamping?
should you have been clamping?
should they have been clamping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I clamp?
shouldn't you clamp?
shouldn't she clamp?
shouldn't we clamp?
shouldn't you clamp?
shouldn't they clamp? 	shouldn't I be clamping?
shouldn't you be clamping?
shouldn't she be clamping?
shouldn't we be clamping?
shouldn't you be clamping?
shouldn't they be clamping? 	shouldn't I have clamped?
shouldn't you have clamped?
shouldn't she have clamped?
shouldn't we have clamped?
shouldn't you have clamped?
shouldn't they have clamped? 	shouldn't I have been clamping?
shouldn't you have been clamping?
shouldn't she have been clamping?
shouldn't we have been clamping?
shouldn't you have been clamping?
shouldn't they have been clamping?