English verb conjugation
OUGHT TO STUMP

Regular verb: stump - stumped - stumped

Affirmation

Simple form	V-ing form
I ought to stump you ought to stump she ought to stump we ought to stump you ought to stump they ought to stump	I ought to be stumping you ought to be stumping she ought to be stumping we ought to be stumping you ought to be stumping they ought to be stumping
Perfect	V-ing perfect
I ought to have stumped you ought to have stumped she ought to have stumped we ought to have stumped you ought to have stumped they ought to have stumped	I ought to have been stumping you ought to have been stumping she ought to have been stumping we ought to have been stumping you ought to have been stumping they ought to have been stumping

Negation

Simple form	V-ing form
I oughtn't to stump you oughtn't to stump she oughtn't to stump we oughtn't to stump you oughtn't to stump they oughtn't to stump	I oughtn't to be stumping you oughtn't to be stumping she oughtn't to be stumping we oughtn't to be stumping you oughtn't to be stumping they oughtn't to be stumping
Perfect	V-ing perfect
I oughtn't to have stumped you oughtn't to have stumped she oughtn't to have stumped we oughtn't to have stumped you oughtn't to have stumped they oughtn't to have stumped	I oughtn't to have been stumping you oughtn't to have been stumping she oughtn't to have been stumping we oughtn't to have been stumping you oughtn't to have been stumping they oughtn't to have been stumping

Interrogative form

Simple form	V-ing form
ought to I stump? ought to you stump? ought to she stump? ought to we stump? ought to you stump? ought to they stump?	ought to I be stumping? ought to you be stumping? ought to she be stumping? ought to we be stumping? ought to you be stumping? ought to they be stumping?
Perfect	V-ing perfect
ought to I have stumped? ought to you have stumped? ought to she have stumped? ought to we have stumped? ought to you have stumped? ought to they have stumped?	ought to I have been stumping? ought to you have been stumping? ought to she have been stumping? ought to we have been stumping? ought to you have been stumping? ought to they have been stumping?

Interro-negative form

Simple form	V-ing form
oughtn't I to stump? oughtn't you to stump? oughtn't she to stump? oughtn't we to stump? oughtn't you to stump? oughtn't they to stump?	oughtn't I to be stumping? oughtn't you to be stumping? oughtn't she to be stumping? oughtn't we to be stumping? oughtn't you to be stumping? oughtn't they to be stumping?
Perfect	V-ing perfect
oughtn't I to have stumped? oughtn't you to have stumped? oughtn't she to have stumped? oughtn't we to have stumped? oughtn't you to have stumped? oughtn't they to have stumped?	oughtn't I to have been stumping? oughtn't you to have been stumping? oughtn't she to have been stumping? oughtn't we to have been stumping? oughtn't you to have been stumping? oughtn't they to have been stumping?