should leash
Regular verb: leash - leashed- leashed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd leash
you'd leash
he'd leash
we'd leash
you'd leash
they'd leash 	I'd be leashing
you'd be leashing
he'd be leashing
we'd be leashing
you'd be leashing
they'd be leashing	I should've leashed
you should've leashed
he should've leashed
we should've leashed
you should've leashed
they should've leashed	I should've been leashing
you should've been leashing
he should've been leashing
we should've been leashing
you should've been leashing
they should've been leashing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't leash
you shouldn't leash
he shouldn't leash
we shouldn't leash
you shouldn't leash
they shouldn't leash 	I shouldn't be leashing
you shouldn't be leashing
he shouldn't be leashing
we shouldn't be leashing
you shouldn't be leashing
they shouldn't be leashing	I shouldn't have leashed
you shouldn't have leashed
he shouldn't have leashed
we shouldn't have leashed
you shouldn't have leashed
they shouldn't have leashed	I shouldn't have been leashing
you shouldn't have been leashing
he shouldn't have been leashing
we shouldn't have been leashing
you shouldn't have been leashing
they shouldn't have been leashing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I leash?
should you leash?
should he leash?
should we leash?
should you leash?
should they leash? 	should I be leashing?
should you be leashing?
should he be leashing?
should we be leashing?
should you be leashing?
should they be leashing? 	should I have leashed?
should you have leashed?
should he have leashed?
should we have leashed?
should you have leashed?
should they have leashed? 	should I have been leashing?
should you have been leashing?
should he have been leashing?
should we have been leashing?
should you have been leashing?
should they have been leashing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I leash?
shouldn't you leash?
shouldn't he leash?
shouldn't we leash?
shouldn't you leash?
shouldn't they leash? 	shouldn't I be leashing?
shouldn't you be leashing?
shouldn't he be leashing?
shouldn't we be leashing?
shouldn't you be leashing?
shouldn't they be leashing? 	shouldn't I have leashed?
shouldn't you have leashed?
shouldn't he have leashed?
shouldn't we have leashed?
shouldn't you have leashed?
shouldn't they have leashed? 	shouldn't I have been leashing?
shouldn't you have been leashing?
shouldn't he have been leashing?
shouldn't we have been leashing?
shouldn't you have been leashing?
shouldn't they have been leashing?