should hack
Regular verb: hack - hacked- hacked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd hack
you'd hack
he'd hack
we'd hack
you'd hack
they'd hack 	I'd be hacking
you'd be hacking
he'd be hacking
we'd be hacking
you'd be hacking
they'd be hacking	I should've hacked
you should've hacked
he should've hacked
we should've hacked
you should've hacked
they should've hacked	I should've been hacking
you should've been hacking
he should've been hacking
we should've been hacking
you should've been hacking
they should've been hacking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't hack
you shouldn't hack
he shouldn't hack
we shouldn't hack
you shouldn't hack
they shouldn't hack 	I shouldn't be hacking
you shouldn't be hacking
he shouldn't be hacking
we shouldn't be hacking
you shouldn't be hacking
they shouldn't be hacking	I shouldn't have hacked
you shouldn't have hacked
he shouldn't have hacked
we shouldn't have hacked
you shouldn't have hacked
they shouldn't have hacked	I shouldn't have been hacking
you shouldn't have been hacking
he shouldn't have been hacking
we shouldn't have been hacking
you shouldn't have been hacking
they shouldn't have been hacking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I hack?
should you hack?
should he hack?
should we hack?
should you hack?
should they hack? 	should I be hacking?
should you be hacking?
should he be hacking?
should we be hacking?
should you be hacking?
should they be hacking? 	should I have hacked?
should you have hacked?
should he have hacked?
should we have hacked?
should you have hacked?
should they have hacked? 	should I have been hacking?
should you have been hacking?
should he have been hacking?
should we have been hacking?
should you have been hacking?
should they have been hacking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I hack?
shouldn't you hack?
shouldn't he hack?
shouldn't we hack?
shouldn't you hack?
shouldn't they hack? 	shouldn't I be hacking?
shouldn't you be hacking?
shouldn't he be hacking?
shouldn't we be hacking?
shouldn't you be hacking?
shouldn't they be hacking? 	shouldn't I have hacked?
shouldn't you have hacked?
shouldn't he have hacked?
shouldn't we have hacked?
shouldn't you have hacked?
shouldn't they have hacked? 	shouldn't I have been hacking?
shouldn't you have been hacking?
shouldn't he have been hacking?
shouldn't we have been hacking?
shouldn't you have been hacking?
shouldn't they have been hacking?