should stricken
Regular verb: stricken - strickened- strickened

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd stricken
you'd stricken
he'd stricken
we'd stricken
you'd stricken
they'd stricken 	I'd be strickening
you'd be strickening
he'd be strickening
we'd be strickening
you'd be strickening
they'd be strickening	I should've strickened
you should've strickened
he should've strickened
we should've strickened
you should've strickened
they should've strickened	I should've been strickening
you should've been strickening
he should've been strickening
we should've been strickening
you should've been strickening
they should've been strickening	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't stricken
you shouldn't stricken
he shouldn't stricken
we shouldn't stricken
you shouldn't stricken
they shouldn't stricken 	I shouldn't be strickening
you shouldn't be strickening
he shouldn't be strickening
we shouldn't be strickening
you shouldn't be strickening
they shouldn't be strickening	I shouldn't have strickened
you shouldn't have strickened
he shouldn't have strickened
we shouldn't have strickened
you shouldn't have strickened
they shouldn't have strickened	I shouldn't have been strickening
you shouldn't have been strickening
he shouldn't have been strickening
we shouldn't have been strickening
you shouldn't have been strickening
they shouldn't have been strickening	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I stricken?
should you stricken?
should he stricken?
should we stricken?
should you stricken?
should they stricken? 	should I be strickening?
should you be strickening?
should he be strickening?
should we be strickening?
should you be strickening?
should they be strickening? 	should I have strickened?
should you have strickened?
should he have strickened?
should we have strickened?
should you have strickened?
should they have strickened? 	should I have been strickening?
should you have been strickening?
should he have been strickening?
should we have been strickening?
should you have been strickening?
should they have been strickening? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I stricken?
shouldn't you stricken?
shouldn't he stricken?
shouldn't we stricken?
shouldn't you stricken?
shouldn't they stricken? 	shouldn't I be strickening?
shouldn't you be strickening?
shouldn't he be strickening?
shouldn't we be strickening?
shouldn't you be strickening?
shouldn't they be strickening? 	shouldn't I have strickened?
shouldn't you have strickened?
shouldn't he have strickened?
shouldn't we have strickened?
shouldn't you have strickened?
shouldn't they have strickened? 	shouldn't I have been strickening?
shouldn't you have been strickening?
shouldn't he have been strickening?
shouldn't we have been strickening?
shouldn't you have been strickening?
shouldn't they have been strickening?