should devalue
Regular verb: devalue - devalued- devalued

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd devalue
you'd devalue
she'd devalue
we'd devalue
you'd devalue
they'd devalue 	I'd be devaluing
you'd be devaluing
she'd be devaluing
we'd be devaluing
you'd be devaluing
they'd be devaluing	I should've devalued
you should've devalued
she should've devalued
we should've devalued
you should've devalued
they should've devalued	I should've been devaluing
you should've been devaluing
she should've been devaluing
we should've been devaluing
you should've been devaluing
they should've been devaluing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't devalue
you shouldn't devalue
she shouldn't devalue
we shouldn't devalue
you shouldn't devalue
they shouldn't devalue 	I shouldn't be devaluing
you shouldn't be devaluing
she shouldn't be devaluing
we shouldn't be devaluing
you shouldn't be devaluing
they shouldn't be devaluing	I shouldn't have devalued
you shouldn't have devalued
she shouldn't have devalued
we shouldn't have devalued
you shouldn't have devalued
they shouldn't have devalued	I shouldn't have been devaluing
you shouldn't have been devaluing
she shouldn't have been devaluing
we shouldn't have been devaluing
you shouldn't have been devaluing
they shouldn't have been devaluing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I devalue?
should you devalue?
should she devalue?
should we devalue?
should you devalue?
should they devalue? 	should I be devaluing?
should you be devaluing?
should she be devaluing?
should we be devaluing?
should you be devaluing?
should they be devaluing? 	should I have devalued?
should you have devalued?
should she have devalued?
should we have devalued?
should you have devalued?
should they have devalued? 	should I have been devaluing?
should you have been devaluing?
should she have been devaluing?
should we have been devaluing?
should you have been devaluing?
should they have been devaluing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I devalue?
shouldn't you devalue?
shouldn't she devalue?
shouldn't we devalue?
shouldn't you devalue?
shouldn't they devalue? 	shouldn't I be devaluing?
shouldn't you be devaluing?
shouldn't she be devaluing?
shouldn't we be devaluing?
shouldn't you be devaluing?
shouldn't they be devaluing? 	shouldn't I have devalued?
shouldn't you have devalued?
shouldn't she have devalued?
shouldn't we have devalued?
shouldn't you have devalued?
shouldn't they have devalued? 	shouldn't I have been devaluing?
shouldn't you have been devaluing?
shouldn't she have been devaluing?
shouldn't we have been devaluing?
shouldn't you have been devaluing?
shouldn't they have been devaluing?