English verb conjugation
OUGHT TO PLOW

Regular verb: plow - plowed - plowed

Affirmation

Simple form	V-ing form
I ought to plow you ought to plow he ought to plow we ought to plow you ought to plow they ought to plow	I ought to be plowing you ought to be plowing he ought to be plowing we ought to be plowing you ought to be plowing they ought to be plowing
Perfect	V-ing perfect
I ought to have plowed you ought to have plowed he ought to have plowed we ought to have plowed you ought to have plowed they ought to have plowed	I ought to have been plowing you ought to have been plowing he ought to have been plowing we ought to have been plowing you ought to have been plowing they ought to have been plowing

Negation

Simple form	V-ing form
I oughtn't to plow you oughtn't to plow he oughtn't to plow we oughtn't to plow you oughtn't to plow they oughtn't to plow	I oughtn't to be plowing you oughtn't to be plowing he oughtn't to be plowing we oughtn't to be plowing you oughtn't to be plowing they oughtn't to be plowing
Perfect	V-ing perfect
I oughtn't to have plowed you oughtn't to have plowed he oughtn't to have plowed we oughtn't to have plowed you oughtn't to have plowed they oughtn't to have plowed	I oughtn't to have been plowing you oughtn't to have been plowing he oughtn't to have been plowing we oughtn't to have been plowing you oughtn't to have been plowing they oughtn't to have been plowing

Interrogative form

Simple form	V-ing form
ought to I plow? ought to you plow? ought to he plow? ought to we plow? ought to you plow? ought to they plow?	ought to I be plowing? ought to you be plowing? ought to he be plowing? ought to we be plowing? ought to you be plowing? ought to they be plowing?
Perfect	V-ing perfect
ought to I have plowed? ought to you have plowed? ought to he have plowed? ought to we have plowed? ought to you have plowed? ought to they have plowed?	ought to I have been plowing? ought to you have been plowing? ought to he have been plowing? ought to we have been plowing? ought to you have been plowing? ought to they have been plowing?

Interro-negative form

Simple form	V-ing form
oughtn't I to plow? oughtn't you to plow? oughtn't he to plow? oughtn't we to plow? oughtn't you to plow? oughtn't they to plow?	oughtn't I to be plowing? oughtn't you to be plowing? oughtn't he to be plowing? oughtn't we to be plowing? oughtn't you to be plowing? oughtn't they to be plowing?
Perfect	V-ing perfect
oughtn't I to have plowed? oughtn't you to have plowed? oughtn't he to have plowed? oughtn't we to have plowed? oughtn't you to have plowed? oughtn't they to have plowed?	oughtn't I to have been plowing? oughtn't you to have been plowing? oughtn't he to have been plowing? oughtn't we to have been plowing? oughtn't you to have been plowing? oughtn't they to have been plowing?