should ply
Regular verb: ply - plied- plied

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd ply
you'd ply
he'd ply
we'd ply
you'd ply
they'd ply 	I'd be plying
you'd be plying
he'd be plying
we'd be plying
you'd be plying
they'd be plying	I should've plied
you should've plied
he should've plied
we should've plied
you should've plied
they should've plied	I should've been plying
you should've been plying
he should've been plying
we should've been plying
you should've been plying
they should've been plying	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't ply
you shouldn't ply
he shouldn't ply
we shouldn't ply
you shouldn't ply
they shouldn't ply 	I shouldn't be plying
you shouldn't be plying
he shouldn't be plying
we shouldn't be plying
you shouldn't be plying
they shouldn't be plying	I shouldn't have plied
you shouldn't have plied
he shouldn't have plied
we shouldn't have plied
you shouldn't have plied
they shouldn't have plied	I shouldn't have been plying
you shouldn't have been plying
he shouldn't have been plying
we shouldn't have been plying
you shouldn't have been plying
they shouldn't have been plying	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I ply?
should you ply?
should he ply?
should we ply?
should you ply?
should they ply? 	should I be plying?
should you be plying?
should he be plying?
should we be plying?
should you be plying?
should they be plying? 	should I have plied?
should you have plied?
should he have plied?
should we have plied?
should you have plied?
should they have plied? 	should I have been plying?
should you have been plying?
should he have been plying?
should we have been plying?
should you have been plying?
should they have been plying? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I ply?
shouldn't you ply?
shouldn't he ply?
shouldn't we ply?
shouldn't you ply?
shouldn't they ply? 	shouldn't I be plying?
shouldn't you be plying?
shouldn't he be plying?
shouldn't we be plying?
shouldn't you be plying?
shouldn't they be plying? 	shouldn't I have plied?
shouldn't you have plied?
shouldn't he have plied?
shouldn't we have plied?
shouldn't you have plied?
shouldn't they have plied? 	shouldn't I have been plying?
shouldn't you have been plying?
shouldn't he have been plying?
shouldn't we have been plying?
shouldn't you have been plying?
shouldn't they have been plying?