English verb conjugation
OUGHT TO PRICK

Regular verb: prick - pricked - pricked

Affirmation

Simple form	V-ing form
I ought to prick you ought to prick she ought to prick we ought to prick you ought to prick they ought to prick	I ought to be pricking you ought to be pricking she ought to be pricking we ought to be pricking you ought to be pricking they ought to be pricking
Perfect	V-ing perfect
I ought to have pricked you ought to have pricked she ought to have pricked we ought to have pricked you ought to have pricked they ought to have pricked	I ought to have been pricking you ought to have been pricking she ought to have been pricking we ought to have been pricking you ought to have been pricking they ought to have been pricking

Negation

Simple form	V-ing form
I oughtn't to prick you oughtn't to prick she oughtn't to prick we oughtn't to prick you oughtn't to prick they oughtn't to prick	I oughtn't to be pricking you oughtn't to be pricking she oughtn't to be pricking we oughtn't to be pricking you oughtn't to be pricking they oughtn't to be pricking
Perfect	V-ing perfect
I oughtn't to have pricked you oughtn't to have pricked she oughtn't to have pricked we oughtn't to have pricked you oughtn't to have pricked they oughtn't to have pricked	I oughtn't to have been pricking you oughtn't to have been pricking she oughtn't to have been pricking we oughtn't to have been pricking you oughtn't to have been pricking they oughtn't to have been pricking

Interrogative form

Simple form	V-ing form
ought to I prick? ought to you prick? ought to she prick? ought to we prick? ought to you prick? ought to they prick?	ought to I be pricking? ought to you be pricking? ought to she be pricking? ought to we be pricking? ought to you be pricking? ought to they be pricking?
Perfect	V-ing perfect
ought to I have pricked? ought to you have pricked? ought to she have pricked? ought to we have pricked? ought to you have pricked? ought to they have pricked?	ought to I have been pricking? ought to you have been pricking? ought to she have been pricking? ought to we have been pricking? ought to you have been pricking? ought to they have been pricking?

Interro-negative form

Simple form	V-ing form
oughtn't I to prick? oughtn't you to prick? oughtn't she to prick? oughtn't we to prick? oughtn't you to prick? oughtn't they to prick?	oughtn't I to be pricking? oughtn't you to be pricking? oughtn't she to be pricking? oughtn't we to be pricking? oughtn't you to be pricking? oughtn't they to be pricking?
Perfect	V-ing perfect
oughtn't I to have pricked? oughtn't you to have pricked? oughtn't she to have pricked? oughtn't we to have pricked? oughtn't you to have pricked? oughtn't they to have pricked?	oughtn't I to have been pricking? oughtn't you to have been pricking? oughtn't she to have been pricking? oughtn't we to have been pricking? oughtn't you to have been pricking? oughtn't they to have been pricking?