should darkle
Regular verb: darkle - darkled- darkled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd darkle
you'd darkle
he'd darkle
we'd darkle
you'd darkle
they'd darkle 	I'd be darkling
you'd be darkling
he'd be darkling
we'd be darkling
you'd be darkling
they'd be darkling	I should've darkled
you should've darkled
he should've darkled
we should've darkled
you should've darkled
they should've darkled	I should've been darkling
you should've been darkling
he should've been darkling
we should've been darkling
you should've been darkling
they should've been darkling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't darkle
you shouldn't darkle
he shouldn't darkle
we shouldn't darkle
you shouldn't darkle
they shouldn't darkle 	I shouldn't be darkling
you shouldn't be darkling
he shouldn't be darkling
we shouldn't be darkling
you shouldn't be darkling
they shouldn't be darkling	I shouldn't have darkled
you shouldn't have darkled
he shouldn't have darkled
we shouldn't have darkled
you shouldn't have darkled
they shouldn't have darkled	I shouldn't have been darkling
you shouldn't have been darkling
he shouldn't have been darkling
we shouldn't have been darkling
you shouldn't have been darkling
they shouldn't have been darkling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I darkle?
should you darkle?
should he darkle?
should we darkle?
should you darkle?
should they darkle? 	should I be darkling?
should you be darkling?
should he be darkling?
should we be darkling?
should you be darkling?
should they be darkling? 	should I have darkled?
should you have darkled?
should he have darkled?
should we have darkled?
should you have darkled?
should they have darkled? 	should I have been darkling?
should you have been darkling?
should he have been darkling?
should we have been darkling?
should you have been darkling?
should they have been darkling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I darkle?
shouldn't you darkle?
shouldn't he darkle?
shouldn't we darkle?
shouldn't you darkle?
shouldn't they darkle? 	shouldn't I be darkling?
shouldn't you be darkling?
shouldn't he be darkling?
shouldn't we be darkling?
shouldn't you be darkling?
shouldn't they be darkling? 	shouldn't I have darkled?
shouldn't you have darkled?
shouldn't he have darkled?
shouldn't we have darkled?
shouldn't you have darkled?
shouldn't they have darkled? 	shouldn't I have been darkling?
shouldn't you have been darkling?
shouldn't he have been darkling?
shouldn't we have been darkling?
shouldn't you have been darkling?
shouldn't they have been darkling?