English verb conjugation
OUGHT TO SMARTEN

Regular verb: smarten - smartened - smartened

Affirmation

Simple form	V-ing form
I ought to smarten you ought to smarten he ought to smarten we ought to smarten you ought to smarten they ought to smarten	I ought to be smartening you ought to be smartening he ought to be smartening we ought to be smartening you ought to be smartening they ought to be smartening
Perfect	V-ing perfect
I ought to have smartened you ought to have smartened he ought to have smartened we ought to have smartened you ought to have smartened they ought to have smartened	I ought to have been smartening you ought to have been smartening he ought to have been smartening we ought to have been smartening you ought to have been smartening they ought to have been smartening

Negation

Simple form	V-ing form
I oughtn't to smarten you oughtn't to smarten he oughtn't to smarten we oughtn't to smarten you oughtn't to smarten they oughtn't to smarten	I oughtn't to be smartening you oughtn't to be smartening he oughtn't to be smartening we oughtn't to be smartening you oughtn't to be smartening they oughtn't to be smartening
Perfect	V-ing perfect
I oughtn't to have smartened you oughtn't to have smartened he oughtn't to have smartened we oughtn't to have smartened you oughtn't to have smartened they oughtn't to have smartened	I oughtn't to have been smartening you oughtn't to have been smartening he oughtn't to have been smartening we oughtn't to have been smartening you oughtn't to have been smartening they oughtn't to have been smartening

Interrogative form

Simple form	V-ing form
ought to I smarten? ought to you smarten? ought to he smarten? ought to we smarten? ought to you smarten? ought to they smarten?	ought to I be smartening? ought to you be smartening? ought to he be smartening? ought to we be smartening? ought to you be smartening? ought to they be smartening?
Perfect	V-ing perfect
ought to I have smartened? ought to you have smartened? ought to he have smartened? ought to we have smartened? ought to you have smartened? ought to they have smartened?	ought to I have been smartening? ought to you have been smartening? ought to he have been smartening? ought to we have been smartening? ought to you have been smartening? ought to they have been smartening?

Interro-negative form

Simple form	V-ing form
oughtn't I to smarten? oughtn't you to smarten? oughtn't he to smarten? oughtn't we to smarten? oughtn't you to smarten? oughtn't they to smarten?	oughtn't I to be smartening? oughtn't you to be smartening? oughtn't he to be smartening? oughtn't we to be smartening? oughtn't you to be smartening? oughtn't they to be smartening?
Perfect	V-ing perfect
oughtn't I to have smartened? oughtn't you to have smartened? oughtn't he to have smartened? oughtn't we to have smartened? oughtn't you to have smartened? oughtn't they to have smartened?	oughtn't I to have been smartening? oughtn't you to have been smartening? oughtn't he to have been smartening? oughtn't we to have been smartening? oughtn't you to have been smartening? oughtn't they to have been smartening?