English verb conjugation
OUGHT TO EXPIRE

Regular verb: expire - expired - expired

Affirmation

Simple form	V-ing form
I ought to expire you ought to expire she ought to expire we ought to expire you ought to expire they ought to expire	I ought to be expiring you ought to be expiring she ought to be expiring we ought to be expiring you ought to be expiring they ought to be expiring
Perfect	V-ing perfect
I ought to have expired you ought to have expired she ought to have expired we ought to have expired you ought to have expired they ought to have expired	I ought to have been expiring you ought to have been expiring she ought to have been expiring we ought to have been expiring you ought to have been expiring they ought to have been expiring

Negation

Simple form	V-ing form
I oughtn't to expire you oughtn't to expire she oughtn't to expire we oughtn't to expire you oughtn't to expire they oughtn't to expire	I oughtn't to be expiring you oughtn't to be expiring she oughtn't to be expiring we oughtn't to be expiring you oughtn't to be expiring they oughtn't to be expiring
Perfect	V-ing perfect
I oughtn't to have expired you oughtn't to have expired she oughtn't to have expired we oughtn't to have expired you oughtn't to have expired they oughtn't to have expired	I oughtn't to have been expiring you oughtn't to have been expiring she oughtn't to have been expiring we oughtn't to have been expiring you oughtn't to have been expiring they oughtn't to have been expiring

Interrogative form

Simple form	V-ing form
ought to I expire? ought to you expire? ought to she expire? ought to we expire? ought to you expire? ought to they expire?	ought to I be expiring? ought to you be expiring? ought to she be expiring? ought to we be expiring? ought to you be expiring? ought to they be expiring?
Perfect	V-ing perfect
ought to I have expired? ought to you have expired? ought to she have expired? ought to we have expired? ought to you have expired? ought to they have expired?	ought to I have been expiring? ought to you have been expiring? ought to she have been expiring? ought to we have been expiring? ought to you have been expiring? ought to they have been expiring?

Interro-negative form

Simple form	V-ing form
oughtn't I to expire? oughtn't you to expire? oughtn't she to expire? oughtn't we to expire? oughtn't you to expire? oughtn't they to expire?	oughtn't I to be expiring? oughtn't you to be expiring? oughtn't she to be expiring? oughtn't we to be expiring? oughtn't you to be expiring? oughtn't they to be expiring?
Perfect	V-ing perfect
oughtn't I to have expired? oughtn't you to have expired? oughtn't she to have expired? oughtn't we to have expired? oughtn't you to have expired? oughtn't they to have expired?	oughtn't I to have been expiring? oughtn't you to have been expiring? oughtn't she to have been expiring? oughtn't we to have been expiring? oughtn't you to have been expiring? oughtn't they to have been expiring?