should jack
Verbo regular: jack - jacked- jacked

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I'd jack
you'd jack
he'd jack
we'd jack
you'd jack
they'd jack 	I'd be jacking
you'd be jacking
he'd be jacking
we'd be jacking
you'd be jacking
they'd be jacking	I should've jacked
you should've jacked
he should've jacked
we should've jacked
you should've jacked
they should've jacked	I should've been jacking
you should've been jacking
he should've been jacking
we should've been jacking
you should've been jacking
they should've been jacking	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shouldn't jack
you shouldn't jack
he shouldn't jack
we shouldn't jack
you shouldn't jack
they shouldn't jack 	I shouldn't be jacking
you shouldn't be jacking
he shouldn't be jacking
we shouldn't be jacking
you shouldn't be jacking
they shouldn't be jacking	I shouldn't have jacked
you shouldn't have jacked
he shouldn't have jacked
we shouldn't have jacked
you shouldn't have jacked
they shouldn't have jacked	I shouldn't have been jacking
you shouldn't have been jacking
he shouldn't have been jacking
we shouldn't have been jacking
you shouldn't have been jacking
they shouldn't have been jacking	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I jack?
should you jack?
should he jack?
should we jack?
should you jack?
should they jack? 	should I be jacking?
should you be jacking?
should he be jacking?
should we be jacking?
should you be jacking?
should they be jacking? 	should I have jacked?
should you have jacked?
should he have jacked?
should we have jacked?
should you have jacked?
should they have jacked? 	should I have been jacking?
should you have been jacking?
should he have been jacking?
should we have been jacking?
should you have been jacking?
should they have been jacking? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shouldn't I jack?
shouldn't you jack?
shouldn't he jack?
shouldn't we jack?
shouldn't you jack?
shouldn't they jack? 	shouldn't I be jacking?
shouldn't you be jacking?
shouldn't he be jacking?
shouldn't we be jacking?
shouldn't you be jacking?
shouldn't they be jacking? 	shouldn't I have jacked?
shouldn't you have jacked?
shouldn't he have jacked?
shouldn't we have jacked?
shouldn't you have jacked?
shouldn't they have jacked? 	shouldn't I have been jacking?
shouldn't you have been jacking?
shouldn't he have been jacking?
shouldn't we have been jacking?
shouldn't you have been jacking?
shouldn't they have been jacking?