English verb conjugation
OUGHT TO GRIMACE

Regular verb: grimace - grimaced - grimaced

Affirmation

Simple form	V-ing form
I ought to grimace you ought to grimace he ought to grimace we ought to grimace you ought to grimace they ought to grimace	I ought to be grimacing you ought to be grimacing he ought to be grimacing we ought to be grimacing you ought to be grimacing they ought to be grimacing
Perfect	V-ing perfect
I ought to have grimaced you ought to have grimaced he ought to have grimaced we ought to have grimaced you ought to have grimaced they ought to have grimaced	I ought to have been grimacing you ought to have been grimacing he ought to have been grimacing we ought to have been grimacing you ought to have been grimacing they ought to have been grimacing

Negation

Simple form	V-ing form
I oughtn't to grimace you oughtn't to grimace he oughtn't to grimace we oughtn't to grimace you oughtn't to grimace they oughtn't to grimace	I oughtn't to be grimacing you oughtn't to be grimacing he oughtn't to be grimacing we oughtn't to be grimacing you oughtn't to be grimacing they oughtn't to be grimacing
Perfect	V-ing perfect
I oughtn't to have grimaced you oughtn't to have grimaced he oughtn't to have grimaced we oughtn't to have grimaced you oughtn't to have grimaced they oughtn't to have grimaced	I oughtn't to have been grimacing you oughtn't to have been grimacing he oughtn't to have been grimacing we oughtn't to have been grimacing you oughtn't to have been grimacing they oughtn't to have been grimacing

Interrogative form

Simple form	V-ing form
ought to I grimace? ought to you grimace? ought to he grimace? ought to we grimace? ought to you grimace? ought to they grimace?	ought to I be grimacing? ought to you be grimacing? ought to he be grimacing? ought to we be grimacing? ought to you be grimacing? ought to they be grimacing?
Perfect	V-ing perfect
ought to I have grimaced? ought to you have grimaced? ought to he have grimaced? ought to we have grimaced? ought to you have grimaced? ought to they have grimaced?	ought to I have been grimacing? ought to you have been grimacing? ought to he have been grimacing? ought to we have been grimacing? ought to you have been grimacing? ought to they have been grimacing?

Interro-negative form

Simple form	V-ing form
oughtn't I to grimace? oughtn't you to grimace? oughtn't he to grimace? oughtn't we to grimace? oughtn't you to grimace? oughtn't they to grimace?	oughtn't I to be grimacing? oughtn't you to be grimacing? oughtn't he to be grimacing? oughtn't we to be grimacing? oughtn't you to be grimacing? oughtn't they to be grimacing?
Perfect	V-ing perfect
oughtn't I to have grimaced? oughtn't you to have grimaced? oughtn't he to have grimaced? oughtn't we to have grimaced? oughtn't you to have grimaced? oughtn't they to have grimaced?	oughtn't I to have been grimacing? oughtn't you to have been grimacing? oughtn't he to have been grimacing? oughtn't we to have been grimacing? oughtn't you to have been grimacing? oughtn't they to have been grimacing?