should smarten
Regular verb: smarten - smartened- smartened

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should smarten
you should smarten
she should smarten
we should smarten
you should smarten
they should smarten 	I should be smartening
you should be smartening
she should be smartening
we should be smartening
you should be smartening
they should be smartening	I should have smartened
you should have smartened
she should have smartened
we should have smartened
you should have smartened
they should have smartened	I should have been smartening
you should have been smartening
she should have been smartening
we should have been smartening
you should have been smartening
they should have been smartening	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not smarten
you should not smarten
she should not smarten
we should not smarten
you should not smarten
they should not smarten 	I should not be smartening
you should not be smartening
she should not be smartening
we should not be smartening
you should not be smartening
they should not be smartening	I should not have smartened
you should not have smartened
she should not have smartened
we should not have smartened
you should not have smartened
they should not have smartened	I should not have been smartening
you should not have been smartening
she should not have been smartening
we should not have been smartening
you should not have been smartening
they should not have been smartening	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I smarten?
should you smarten?
should she smarten?
should we smarten?
should you smarten?
should they smarten? 	should I be smartening?
should you be smartening?
should she be smartening?
should we be smartening?
should you be smartening?
should they be smartening? 	should I have smartened?
should you have smartened?
should she have smartened?
should we have smartened?
should you have smartened?
should they have smartened? 	should I have been smartening?
should you have been smartening?
should she have been smartening?
should we have been smartening?
should you have been smartening?
should they have been smartening? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not smarten?
should you not smarten?
should she not smarten?
should we not smarten?
should you not smarten?
should they not smarten? 	should I not be smartening?
should you not be smartening?
should she not be smartening?
should we not be smartening?
should you not be smartening?
should they not be smartening? 	should I not have smartened?
should you not have smartened?
should she not have smartened?
should we not have smartened?
should you not have smartened?
should they not have smartened? 	should I not have been smartening?
should you not have been smartening?
should she not have been smartening?
should we not have been smartening?
should you not have been smartening?
should they not have been smartening?