English verb conjugation
OUGHT TO SIED

Regular verb: sied - sieded - sieded

Affirmation

Simple form	V-ing form
I ought to sied you ought to sied she ought to sied we ought to sied you ought to sied they ought to sied	I ought to be sieding you ought to be sieding she ought to be sieding we ought to be sieding you ought to be sieding they ought to be sieding
Perfect	V-ing perfect
I ought to have sieded you ought to have sieded she ought to have sieded we ought to have sieded you ought to have sieded they ought to have sieded	I ought to have been sieding you ought to have been sieding she ought to have been sieding we ought to have been sieding you ought to have been sieding they ought to have been sieding

Negation

Simple form	V-ing form
I oughtn't to sied you oughtn't to sied she oughtn't to sied we oughtn't to sied you oughtn't to sied they oughtn't to sied	I oughtn't to be sieding you oughtn't to be sieding she oughtn't to be sieding we oughtn't to be sieding you oughtn't to be sieding they oughtn't to be sieding
Perfect	V-ing perfect
I oughtn't to have sieded you oughtn't to have sieded she oughtn't to have sieded we oughtn't to have sieded you oughtn't to have sieded they oughtn't to have sieded	I oughtn't to have been sieding you oughtn't to have been sieding she oughtn't to have been sieding we oughtn't to have been sieding you oughtn't to have been sieding they oughtn't to have been sieding

Interrogative form

Simple form	V-ing form
ought to I sied? ought to you sied? ought to she sied? ought to we sied? ought to you sied? ought to they sied?	ought to I be sieding? ought to you be sieding? ought to she be sieding? ought to we be sieding? ought to you be sieding? ought to they be sieding?
Perfect	V-ing perfect
ought to I have sieded? ought to you have sieded? ought to she have sieded? ought to we have sieded? ought to you have sieded? ought to they have sieded?	ought to I have been sieding? ought to you have been sieding? ought to she have been sieding? ought to we have been sieding? ought to you have been sieding? ought to they have been sieding?

Interro-negative form

Simple form	V-ing form
oughtn't I to sied? oughtn't you to sied? oughtn't she to sied? oughtn't we to sied? oughtn't you to sied? oughtn't they to sied?	oughtn't I to be sieding? oughtn't you to be sieding? oughtn't she to be sieding? oughtn't we to be sieding? oughtn't you to be sieding? oughtn't they to be sieding?
Perfect	V-ing perfect
oughtn't I to have sieded? oughtn't you to have sieded? oughtn't she to have sieded? oughtn't we to have sieded? oughtn't you to have sieded? oughtn't they to have sieded?	oughtn't I to have been sieding? oughtn't you to have been sieding? oughtn't she to have been sieding? oughtn't we to have been sieding? oughtn't you to have been sieding? oughtn't they to have been sieding?