English verb conjugation
OUGHT TO PIE

Regular verb: pie - pied - pied

Affirmation

Simple form	V-ing form
I ought to pie you ought to pie she ought to pie we ought to pie you ought to pie they ought to pie	I ought to be pying you ought to be pying she ought to be pying we ought to be pying you ought to be pying they ought to be pying
Perfect	V-ing perfect
I ought to have pied you ought to have pied she ought to have pied we ought to have pied you ought to have pied they ought to have pied	I ought to have been pying you ought to have been pying she ought to have been pying we ought to have been pying you ought to have been pying they ought to have been pying

Negation

Simple form	V-ing form
I oughtn't to pie you oughtn't to pie she oughtn't to pie we oughtn't to pie you oughtn't to pie they oughtn't to pie	I oughtn't to be pying you oughtn't to be pying she oughtn't to be pying we oughtn't to be pying you oughtn't to be pying they oughtn't to be pying
Perfect	V-ing perfect
I oughtn't to have pied you oughtn't to have pied she oughtn't to have pied we oughtn't to have pied you oughtn't to have pied they oughtn't to have pied	I oughtn't to have been pying you oughtn't to have been pying she oughtn't to have been pying we oughtn't to have been pying you oughtn't to have been pying they oughtn't to have been pying

Interrogative form

Simple form	V-ing form
ought to I pie? ought to you pie? ought to she pie? ought to we pie? ought to you pie? ought to they pie?	ought to I be pying? ought to you be pying? ought to she be pying? ought to we be pying? ought to you be pying? ought to they be pying?
Perfect	V-ing perfect
ought to I have pied? ought to you have pied? ought to she have pied? ought to we have pied? ought to you have pied? ought to they have pied?	ought to I have been pying? ought to you have been pying? ought to she have been pying? ought to we have been pying? ought to you have been pying? ought to they have been pying?

Interro-negative form

Simple form	V-ing form
oughtn't I to pie? oughtn't you to pie? oughtn't she to pie? oughtn't we to pie? oughtn't you to pie? oughtn't they to pie?	oughtn't I to be pying? oughtn't you to be pying? oughtn't she to be pying? oughtn't we to be pying? oughtn't you to be pying? oughtn't they to be pying?
Perfect	V-ing perfect
oughtn't I to have pied? oughtn't you to have pied? oughtn't she to have pied? oughtn't we to have pied? oughtn't you to have pied? oughtn't they to have pied?	oughtn't I to have been pying? oughtn't you to have been pying? oughtn't she to have been pying? oughtn't we to have been pying? oughtn't you to have been pying? oughtn't they to have been pying?