English verb conjugation
OUGHT TO FISH

Regular verb: fish - fished - fished

Affirmation

Simple form	V-ing form
I ought to fish you ought to fish he ought to fish we ought to fish you ought to fish they ought to fish	I ought to be fishing you ought to be fishing he ought to be fishing we ought to be fishing you ought to be fishing they ought to be fishing
Perfect	V-ing perfect
I ought to have fished you ought to have fished he ought to have fished we ought to have fished you ought to have fished they ought to have fished	I ought to have been fishing you ought to have been fishing he ought to have been fishing we ought to have been fishing you ought to have been fishing they ought to have been fishing

Negation

Simple form	V-ing form
I oughtn't to fish you oughtn't to fish he oughtn't to fish we oughtn't to fish you oughtn't to fish they oughtn't to fish	I oughtn't to be fishing you oughtn't to be fishing he oughtn't to be fishing we oughtn't to be fishing you oughtn't to be fishing they oughtn't to be fishing
Perfect	V-ing perfect
I oughtn't to have fished you oughtn't to have fished he oughtn't to have fished we oughtn't to have fished you oughtn't to have fished they oughtn't to have fished	I oughtn't to have been fishing you oughtn't to have been fishing he oughtn't to have been fishing we oughtn't to have been fishing you oughtn't to have been fishing they oughtn't to have been fishing

Interrogative form

Simple form	V-ing form
ought to I fish? ought to you fish? ought to he fish? ought to we fish? ought to you fish? ought to they fish?	ought to I be fishing? ought to you be fishing? ought to he be fishing? ought to we be fishing? ought to you be fishing? ought to they be fishing?
Perfect	V-ing perfect
ought to I have fished? ought to you have fished? ought to he have fished? ought to we have fished? ought to you have fished? ought to they have fished?	ought to I have been fishing? ought to you have been fishing? ought to he have been fishing? ought to we have been fishing? ought to you have been fishing? ought to they have been fishing?

Interro-negative form

Simple form	V-ing form
oughtn't I to fish? oughtn't you to fish? oughtn't he to fish? oughtn't we to fish? oughtn't you to fish? oughtn't they to fish?	oughtn't I to be fishing? oughtn't you to be fishing? oughtn't he to be fishing? oughtn't we to be fishing? oughtn't you to be fishing? oughtn't they to be fishing?
Perfect	V-ing perfect
oughtn't I to have fished? oughtn't you to have fished? oughtn't he to have fished? oughtn't we to have fished? oughtn't you to have fished? oughtn't they to have fished?	oughtn't I to have been fishing? oughtn't you to have been fishing? oughtn't he to have been fishing? oughtn't we to have been fishing? oughtn't you to have been fishing? oughtn't they to have been fishing?