should culm
Regular verb: culm - culmed- culmed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd culm
you'd culm
he'd culm
we'd culm
you'd culm
they'd culm 	I'd be culming
you'd be culming
he'd be culming
we'd be culming
you'd be culming
they'd be culming	I should've culmed
you should've culmed
he should've culmed
we should've culmed
you should've culmed
they should've culmed	I should've been culming
you should've been culming
he should've been culming
we should've been culming
you should've been culming
they should've been culming	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't culm
you shouldn't culm
he shouldn't culm
we shouldn't culm
you shouldn't culm
they shouldn't culm 	I shouldn't be culming
you shouldn't be culming
he shouldn't be culming
we shouldn't be culming
you shouldn't be culming
they shouldn't be culming	I shouldn't have culmed
you shouldn't have culmed
he shouldn't have culmed
we shouldn't have culmed
you shouldn't have culmed
they shouldn't have culmed	I shouldn't have been culming
you shouldn't have been culming
he shouldn't have been culming
we shouldn't have been culming
you shouldn't have been culming
they shouldn't have been culming	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I culm?
should you culm?
should he culm?
should we culm?
should you culm?
should they culm? 	should I be culming?
should you be culming?
should he be culming?
should we be culming?
should you be culming?
should they be culming? 	should I have culmed?
should you have culmed?
should he have culmed?
should we have culmed?
should you have culmed?
should they have culmed? 	should I have been culming?
should you have been culming?
should he have been culming?
should we have been culming?
should you have been culming?
should they have been culming? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I culm?
shouldn't you culm?
shouldn't he culm?
shouldn't we culm?
shouldn't you culm?
shouldn't they culm? 	shouldn't I be culming?
shouldn't you be culming?
shouldn't he be culming?
shouldn't we be culming?
shouldn't you be culming?
shouldn't they be culming? 	shouldn't I have culmed?
shouldn't you have culmed?
shouldn't he have culmed?
shouldn't we have culmed?
shouldn't you have culmed?
shouldn't they have culmed? 	shouldn't I have been culming?
shouldn't you have been culming?
shouldn't he have been culming?
shouldn't we have been culming?
shouldn't you have been culming?
shouldn't they have been culming?