English verb conjugation
OUGHT TO FURROW

Regular verb: furrow - furrowed - furrowed

Affirmation

Simple form	V-ing form
I ought to furrow you ought to furrow she ought to furrow we ought to furrow you ought to furrow they ought to furrow	I ought to be furrowing you ought to be furrowing she ought to be furrowing we ought to be furrowing you ought to be furrowing they ought to be furrowing
Perfect	V-ing perfect
I ought to have furrowed you ought to have furrowed she ought to have furrowed we ought to have furrowed you ought to have furrowed they ought to have furrowed	I ought to have been furrowing you ought to have been furrowing she ought to have been furrowing we ought to have been furrowing you ought to have been furrowing they ought to have been furrowing

Negation

Simple form	V-ing form
I oughtn't to furrow you oughtn't to furrow she oughtn't to furrow we oughtn't to furrow you oughtn't to furrow they oughtn't to furrow	I oughtn't to be furrowing you oughtn't to be furrowing she oughtn't to be furrowing we oughtn't to be furrowing you oughtn't to be furrowing they oughtn't to be furrowing
Perfect	V-ing perfect
I oughtn't to have furrowed you oughtn't to have furrowed she oughtn't to have furrowed we oughtn't to have furrowed you oughtn't to have furrowed they oughtn't to have furrowed	I oughtn't to have been furrowing you oughtn't to have been furrowing she oughtn't to have been furrowing we oughtn't to have been furrowing you oughtn't to have been furrowing they oughtn't to have been furrowing

Interrogative form

Simple form	V-ing form
ought to I furrow? ought to you furrow? ought to she furrow? ought to we furrow? ought to you furrow? ought to they furrow?	ought to I be furrowing? ought to you be furrowing? ought to she be furrowing? ought to we be furrowing? ought to you be furrowing? ought to they be furrowing?
Perfect	V-ing perfect
ought to I have furrowed? ought to you have furrowed? ought to she have furrowed? ought to we have furrowed? ought to you have furrowed? ought to they have furrowed?	ought to I have been furrowing? ought to you have been furrowing? ought to she have been furrowing? ought to we have been furrowing? ought to you have been furrowing? ought to they have been furrowing?

Interro-negative form

Simple form	V-ing form
oughtn't I to furrow? oughtn't you to furrow? oughtn't she to furrow? oughtn't we to furrow? oughtn't you to furrow? oughtn't they to furrow?	oughtn't I to be furrowing? oughtn't you to be furrowing? oughtn't she to be furrowing? oughtn't we to be furrowing? oughtn't you to be furrowing? oughtn't they to be furrowing?
Perfect	V-ing perfect
oughtn't I to have furrowed? oughtn't you to have furrowed? oughtn't she to have furrowed? oughtn't we to have furrowed? oughtn't you to have furrowed? oughtn't they to have furrowed?	oughtn't I to have been furrowing? oughtn't you to have been furrowing? oughtn't she to have been furrowing? oughtn't we to have been furrowing? oughtn't you to have been furrowing? oughtn't they to have been furrowing?