English verb conjugation
OUGHT TO SUE

Regular verb: sue - sued - sued

Affirmation

Simple form	V-ing form
I ought to sue you ought to sue she ought to sue we ought to sue you ought to sue they ought to sue	I ought to be suing you ought to be suing she ought to be suing we ought to be suing you ought to be suing they ought to be suing
Perfect	V-ing perfect
I ought to have sued you ought to have sued she ought to have sued we ought to have sued you ought to have sued they ought to have sued	I ought to have been suing you ought to have been suing she ought to have been suing we ought to have been suing you ought to have been suing they ought to have been suing

Negation

Simple form	V-ing form
I oughtn't to sue you oughtn't to sue she oughtn't to sue we oughtn't to sue you oughtn't to sue they oughtn't to sue	I oughtn't to be suing you oughtn't to be suing she oughtn't to be suing we oughtn't to be suing you oughtn't to be suing they oughtn't to be suing
Perfect	V-ing perfect
I oughtn't to have sued you oughtn't to have sued she oughtn't to have sued we oughtn't to have sued you oughtn't to have sued they oughtn't to have sued	I oughtn't to have been suing you oughtn't to have been suing she oughtn't to have been suing we oughtn't to have been suing you oughtn't to have been suing they oughtn't to have been suing

Interrogative form

Simple form	V-ing form
ought to I sue? ought to you sue? ought to she sue? ought to we sue? ought to you sue? ought to they sue?	ought to I be suing? ought to you be suing? ought to she be suing? ought to we be suing? ought to you be suing? ought to they be suing?
Perfect	V-ing perfect
ought to I have sued? ought to you have sued? ought to she have sued? ought to we have sued? ought to you have sued? ought to they have sued?	ought to I have been suing? ought to you have been suing? ought to she have been suing? ought to we have been suing? ought to you have been suing? ought to they have been suing?

Interro-negative form

Simple form	V-ing form
oughtn't I to sue? oughtn't you to sue? oughtn't she to sue? oughtn't we to sue? oughtn't you to sue? oughtn't they to sue?	oughtn't I to be suing? oughtn't you to be suing? oughtn't she to be suing? oughtn't we to be suing? oughtn't you to be suing? oughtn't they to be suing?
Perfect	V-ing perfect
oughtn't I to have sued? oughtn't you to have sued? oughtn't she to have sued? oughtn't we to have sued? oughtn't you to have sued? oughtn't they to have sued?	oughtn't I to have been suing? oughtn't you to have been suing? oughtn't she to have been suing? oughtn't we to have been suing? oughtn't you to have been suing? oughtn't they to have been suing?