English verb conjugation
OUGHT TO OVERGRADE

Regular verb: overgrade - overgraded - overgraded

Affirmation

Simple form	V-ing form
I ought to overgrade you ought to overgrade she ought to overgrade we ought to overgrade you ought to overgrade they ought to overgrade	I ought to be overgrading you ought to be overgrading she ought to be overgrading we ought to be overgrading you ought to be overgrading they ought to be overgrading
Perfect	V-ing perfect
I ought to have overgraded you ought to have overgraded she ought to have overgraded we ought to have overgraded you ought to have overgraded they ought to have overgraded	I ought to have been overgrading you ought to have been overgrading she ought to have been overgrading we ought to have been overgrading you ought to have been overgrading they ought to have been overgrading

Negation

Simple form	V-ing form
I oughtn't to overgrade you oughtn't to overgrade she oughtn't to overgrade we oughtn't to overgrade you oughtn't to overgrade they oughtn't to overgrade	I oughtn't to be overgrading you oughtn't to be overgrading she oughtn't to be overgrading we oughtn't to be overgrading you oughtn't to be overgrading they oughtn't to be overgrading
Perfect	V-ing perfect
I oughtn't to have overgraded you oughtn't to have overgraded she oughtn't to have overgraded we oughtn't to have overgraded you oughtn't to have overgraded they oughtn't to have overgraded	I oughtn't to have been overgrading you oughtn't to have been overgrading she oughtn't to have been overgrading we oughtn't to have been overgrading you oughtn't to have been overgrading they oughtn't to have been overgrading

Interrogative form

Simple form	V-ing form
ought to I overgrade? ought to you overgrade? ought to she overgrade? ought to we overgrade? ought to you overgrade? ought to they overgrade?	ought to I be overgrading? ought to you be overgrading? ought to she be overgrading? ought to we be overgrading? ought to you be overgrading? ought to they be overgrading?
Perfect	V-ing perfect
ought to I have overgraded? ought to you have overgraded? ought to she have overgraded? ought to we have overgraded? ought to you have overgraded? ought to they have overgraded?	ought to I have been overgrading? ought to you have been overgrading? ought to she have been overgrading? ought to we have been overgrading? ought to you have been overgrading? ought to they have been overgrading?

Interro-negative form

Simple form	V-ing form
oughtn't I to overgrade? oughtn't you to overgrade? oughtn't she to overgrade? oughtn't we to overgrade? oughtn't you to overgrade? oughtn't they to overgrade?	oughtn't I to be overgrading? oughtn't you to be overgrading? oughtn't she to be overgrading? oughtn't we to be overgrading? oughtn't you to be overgrading? oughtn't they to be overgrading?
Perfect	V-ing perfect
oughtn't I to have overgraded? oughtn't you to have overgraded? oughtn't she to have overgraded? oughtn't we to have overgraded? oughtn't you to have overgraded? oughtn't they to have overgraded?	oughtn't I to have been overgrading? oughtn't you to have been overgrading? oughtn't she to have been overgrading? oughtn't we to have been overgrading? oughtn't you to have been overgrading? oughtn't they to have been overgrading?