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 she 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 she 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 she 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 she 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 she 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 she 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 she 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 she 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 she 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 she 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 she 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 she 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 she 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 she 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 she 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 she 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?