English verb conjugation
OUGHT TO EXPURGATE

Regular verb: expurgate - expurgated - expurgated

Affirmation

Simple form	V-ing form
I ought to expurgate you ought to expurgate he ought to expurgate we ought to expurgate you ought to expurgate they ought to expurgate	I ought to be expurgating you ought to be expurgating he ought to be expurgating we ought to be expurgating you ought to be expurgating they ought to be expurgating
Perfect	V-ing perfect
I ought to have expurgated you ought to have expurgated he ought to have expurgated we ought to have expurgated you ought to have expurgated they ought to have expurgated	I ought to have been expurgating you ought to have been expurgating he ought to have been expurgating we ought to have been expurgating you ought to have been expurgating they ought to have been expurgating

Negation

Simple form	V-ing form
I oughtn't to expurgate you oughtn't to expurgate he oughtn't to expurgate we oughtn't to expurgate you oughtn't to expurgate they oughtn't to expurgate	I oughtn't to be expurgating you oughtn't to be expurgating he oughtn't to be expurgating we oughtn't to be expurgating you oughtn't to be expurgating they oughtn't to be expurgating
Perfect	V-ing perfect
I oughtn't to have expurgated you oughtn't to have expurgated he oughtn't to have expurgated we oughtn't to have expurgated you oughtn't to have expurgated they oughtn't to have expurgated	I oughtn't to have been expurgating you oughtn't to have been expurgating he oughtn't to have been expurgating we oughtn't to have been expurgating you oughtn't to have been expurgating they oughtn't to have been expurgating

Interrogative form

Simple form	V-ing form
ought to I expurgate? ought to you expurgate? ought to he expurgate? ought to we expurgate? ought to you expurgate? ought to they expurgate?	ought to I be expurgating? ought to you be expurgating? ought to he be expurgating? ought to we be expurgating? ought to you be expurgating? ought to they be expurgating?
Perfect	V-ing perfect
ought to I have expurgated? ought to you have expurgated? ought to he have expurgated? ought to we have expurgated? ought to you have expurgated? ought to they have expurgated?	ought to I have been expurgating? ought to you have been expurgating? ought to he have been expurgating? ought to we have been expurgating? ought to you have been expurgating? ought to they have been expurgating?

Interro-negative form

Simple form	V-ing form
oughtn't I to expurgate? oughtn't you to expurgate? oughtn't he to expurgate? oughtn't we to expurgate? oughtn't you to expurgate? oughtn't they to expurgate?	oughtn't I to be expurgating? oughtn't you to be expurgating? oughtn't he to be expurgating? oughtn't we to be expurgating? oughtn't you to be expurgating? oughtn't they to be expurgating?
Perfect	V-ing perfect
oughtn't I to have expurgated? oughtn't you to have expurgated? oughtn't he to have expurgated? oughtn't we to have expurgated? oughtn't you to have expurgated? oughtn't they to have expurgated?	oughtn't I to have been expurgating? oughtn't you to have been expurgating? oughtn't he to have been expurgating? oughtn't we to have been expurgating? oughtn't you to have been expurgating? oughtn't they to have been expurgating?