English verb conjugation
OUGHT TO OVERFISH

Regular verb: overfish - overfished - overfished

Affirmation

Simple form	V-ing form
I ought to overfish you ought to overfish he ought to overfish we ought to overfish you ought to overfish they ought to overfish	I ought to be overfishing you ought to be overfishing he ought to be overfishing we ought to be overfishing you ought to be overfishing they ought to be overfishing
Perfect	V-ing perfect
I ought to have overfished you ought to have overfished he ought to have overfished we ought to have overfished you ought to have overfished they ought to have overfished	I ought to have been overfishing you ought to have been overfishing he ought to have been overfishing we ought to have been overfishing you ought to have been overfishing they ought to have been overfishing

Negation

Simple form	V-ing form
I oughtn't to overfish you oughtn't to overfish he oughtn't to overfish we oughtn't to overfish you oughtn't to overfish they oughtn't to overfish	I oughtn't to be overfishing you oughtn't to be overfishing he oughtn't to be overfishing we oughtn't to be overfishing you oughtn't to be overfishing they oughtn't to be overfishing
Perfect	V-ing perfect
I oughtn't to have overfished you oughtn't to have overfished he oughtn't to have overfished we oughtn't to have overfished you oughtn't to have overfished they oughtn't to have overfished	I oughtn't to have been overfishing you oughtn't to have been overfishing he oughtn't to have been overfishing we oughtn't to have been overfishing you oughtn't to have been overfishing they oughtn't to have been overfishing

Interrogative form

Simple form	V-ing form
ought to I overfish? ought to you overfish? ought to he overfish? ought to we overfish? ought to you overfish? ought to they overfish?	ought to I be overfishing? ought to you be overfishing? ought to he be overfishing? ought to we be overfishing? ought to you be overfishing? ought to they be overfishing?
Perfect	V-ing perfect
ought to I have overfished? ought to you have overfished? ought to he have overfished? ought to we have overfished? ought to you have overfished? ought to they have overfished?	ought to I have been overfishing? ought to you have been overfishing? ought to he have been overfishing? ought to we have been overfishing? ought to you have been overfishing? ought to they have been overfishing?

Interro-negative form

Simple form	V-ing form
oughtn't I to overfish? oughtn't you to overfish? oughtn't he to overfish? oughtn't we to overfish? oughtn't you to overfish? oughtn't they to overfish?	oughtn't I to be overfishing? oughtn't you to be overfishing? oughtn't he to be overfishing? oughtn't we to be overfishing? oughtn't you to be overfishing? oughtn't they to be overfishing?
Perfect	V-ing perfect
oughtn't I to have overfished? oughtn't you to have overfished? oughtn't he to have overfished? oughtn't we to have overfished? oughtn't you to have overfished? oughtn't they to have overfished?	oughtn't I to have been overfishing? oughtn't you to have been overfishing? oughtn't he to have been overfishing? oughtn't we to have been overfishing? oughtn't you to have been overfishing? oughtn't they to have been overfishing?