English verb conjugation
OUGHT TO RUST

Regular verb: rust - rusted - rusted

Affirmation

Simple form	V-ing form
I ought to rust you ought to rust he ought to rust we ought to rust you ought to rust they ought to rust	I ought to be rusting you ought to be rusting he ought to be rusting we ought to be rusting you ought to be rusting they ought to be rusting
Perfect	V-ing perfect
I ought to have rusted you ought to have rusted he ought to have rusted we ought to have rusted you ought to have rusted they ought to have rusted	I ought to have been rusting you ought to have been rusting he ought to have been rusting we ought to have been rusting you ought to have been rusting they ought to have been rusting

Negation

Simple form	V-ing form
I oughtn't to rust you oughtn't to rust he oughtn't to rust we oughtn't to rust you oughtn't to rust they oughtn't to rust	I oughtn't to be rusting you oughtn't to be rusting he oughtn't to be rusting we oughtn't to be rusting you oughtn't to be rusting they oughtn't to be rusting
Perfect	V-ing perfect
I oughtn't to have rusted you oughtn't to have rusted he oughtn't to have rusted we oughtn't to have rusted you oughtn't to have rusted they oughtn't to have rusted	I oughtn't to have been rusting you oughtn't to have been rusting he oughtn't to have been rusting we oughtn't to have been rusting you oughtn't to have been rusting they oughtn't to have been rusting

Interrogative form

Simple form	V-ing form
ought to I rust? ought to you rust? ought to he rust? ought to we rust? ought to you rust? ought to they rust?	ought to I be rusting? ought to you be rusting? ought to he be rusting? ought to we be rusting? ought to you be rusting? ought to they be rusting?
Perfect	V-ing perfect
ought to I have rusted? ought to you have rusted? ought to he have rusted? ought to we have rusted? ought to you have rusted? ought to they have rusted?	ought to I have been rusting? ought to you have been rusting? ought to he have been rusting? ought to we have been rusting? ought to you have been rusting? ought to they have been rusting?

Interro-negative form

Simple form	V-ing form
oughtn't I to rust? oughtn't you to rust? oughtn't he to rust? oughtn't we to rust? oughtn't you to rust? oughtn't they to rust?	oughtn't I to be rusting? oughtn't you to be rusting? oughtn't he to be rusting? oughtn't we to be rusting? oughtn't you to be rusting? oughtn't they to be rusting?
Perfect	V-ing perfect
oughtn't I to have rusted? oughtn't you to have rusted? oughtn't he to have rusted? oughtn't we to have rusted? oughtn't you to have rusted? oughtn't they to have rusted?	oughtn't I to have been rusting? oughtn't you to have been rusting? oughtn't he to have been rusting? oughtn't we to have been rusting? oughtn't you to have been rusting? oughtn't they to have been rusting?