should leash
Regular verb: leash - leashed- leashed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd leash
you'd leash
she'd leash
we'd leash
you'd leash
they'd leash 	I'd be leashing
you'd be leashing
she'd be leashing
we'd be leashing
you'd be leashing
they'd be leashing	I should've leashed
you should've leashed
she 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
she 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
she 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
she 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
she 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
she 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 she leash?
should we leash?
should you leash?
should they leash? 	should I be leashing?
should you be leashing?
should she be leashing?
should we be leashing?
should you be leashing?
should they be leashing? 	should I have leashed?
should you have leashed?
should she 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 she 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 she 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 she 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 she 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 she have been leashing?
shouldn't we have been leashing?
shouldn't you have been leashing?
shouldn't they have been leashing?