English verb conjugation
OUGHT TO BIRTH

Regular verb: birth - birthed - birthed

Affirmation

Simple form	V-ing form
I ought to birth you ought to birth she ought to birth we ought to birth you ought to birth they ought to birth	I ought to be birthing you ought to be birthing she ought to be birthing we ought to be birthing you ought to be birthing they ought to be birthing
Perfect	V-ing perfect
I ought to have birthed you ought to have birthed she ought to have birthed we ought to have birthed you ought to have birthed they ought to have birthed	I ought to have been birthing you ought to have been birthing she ought to have been birthing we ought to have been birthing you ought to have been birthing they ought to have been birthing

Negation

Simple form	V-ing form
I oughtn't to birth you oughtn't to birth she oughtn't to birth we oughtn't to birth you oughtn't to birth they oughtn't to birth	I oughtn't to be birthing you oughtn't to be birthing she oughtn't to be birthing we oughtn't to be birthing you oughtn't to be birthing they oughtn't to be birthing
Perfect	V-ing perfect
I oughtn't to have birthed you oughtn't to have birthed she oughtn't to have birthed we oughtn't to have birthed you oughtn't to have birthed they oughtn't to have birthed	I oughtn't to have been birthing you oughtn't to have been birthing she oughtn't to have been birthing we oughtn't to have been birthing you oughtn't to have been birthing they oughtn't to have been birthing

Interrogative form

Simple form	V-ing form
ought to I birth? ought to you birth? ought to she birth? ought to we birth? ought to you birth? ought to they birth?	ought to I be birthing? ought to you be birthing? ought to she be birthing? ought to we be birthing? ought to you be birthing? ought to they be birthing?
Perfect	V-ing perfect
ought to I have birthed? ought to you have birthed? ought to she have birthed? ought to we have birthed? ought to you have birthed? ought to they have birthed?	ought to I have been birthing? ought to you have been birthing? ought to she have been birthing? ought to we have been birthing? ought to you have been birthing? ought to they have been birthing?

Interro-negative form

Simple form	V-ing form
oughtn't I to birth? oughtn't you to birth? oughtn't she to birth? oughtn't we to birth? oughtn't you to birth? oughtn't they to birth?	oughtn't I to be birthing? oughtn't you to be birthing? oughtn't she to be birthing? oughtn't we to be birthing? oughtn't you to be birthing? oughtn't they to be birthing?
Perfect	V-ing perfect
oughtn't I to have birthed? oughtn't you to have birthed? oughtn't she to have birthed? oughtn't we to have birthed? oughtn't you to have birthed? oughtn't they to have birthed?	oughtn't I to have been birthing? oughtn't you to have been birthing? oughtn't she to have been birthing? oughtn't we to have been birthing? oughtn't you to have been birthing? oughtn't they to have been birthing?