should assay
Regular verb: assay - assayed- assayed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd assay
you'd assay
he'd assay
we'd assay
you'd assay
they'd assay 	I'd be assaying
you'd be assaying
he'd be assaying
we'd be assaying
you'd be assaying
they'd be assaying	I should've assayed
you should've assayed
he should've assayed
we should've assayed
you should've assayed
they should've assayed	I should've been assaying
you should've been assaying
he should've been assaying
we should've been assaying
you should've been assaying
they should've been assaying	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't assay
you shouldn't assay
he shouldn't assay
we shouldn't assay
you shouldn't assay
they shouldn't assay 	I shouldn't be assaying
you shouldn't be assaying
he shouldn't be assaying
we shouldn't be assaying
you shouldn't be assaying
they shouldn't be assaying	I shouldn't have assayed
you shouldn't have assayed
he shouldn't have assayed
we shouldn't have assayed
you shouldn't have assayed
they shouldn't have assayed	I shouldn't have been assaying
you shouldn't have been assaying
he shouldn't have been assaying
we shouldn't have been assaying
you shouldn't have been assaying
they shouldn't have been assaying	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I assay?
should you assay?
should he assay?
should we assay?
should you assay?
should they assay? 	should I be assaying?
should you be assaying?
should he be assaying?
should we be assaying?
should you be assaying?
should they be assaying? 	should I have assayed?
should you have assayed?
should he have assayed?
should we have assayed?
should you have assayed?
should they have assayed? 	should I have been assaying?
should you have been assaying?
should he have been assaying?
should we have been assaying?
should you have been assaying?
should they have been assaying? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I assay?
shouldn't you assay?
shouldn't he assay?
shouldn't we assay?
shouldn't you assay?
shouldn't they assay? 	shouldn't I be assaying?
shouldn't you be assaying?
shouldn't he be assaying?
shouldn't we be assaying?
shouldn't you be assaying?
shouldn't they be assaying? 	shouldn't I have assayed?
shouldn't you have assayed?
shouldn't he have assayed?
shouldn't we have assayed?
shouldn't you have assayed?
shouldn't they have assayed? 	shouldn't I have been assaying?
shouldn't you have been assaying?
shouldn't he have been assaying?
shouldn't we have been assaying?
shouldn't you have been assaying?
shouldn't they have been assaying?