I ought to sew you ought to sew she ought to sew we ought to sew you ought to sew they ought to sew
V-ing form
I ought to be sewing you ought to be sewing she ought to be sewing we ought to be sewing you ought to be sewing they ought to be sewing
Perfect
I ought to have sewn you ought to have sewn she ought to have sewn we ought to have sewn you ought to have sewn they ought to have sewn
V-ing perfect
I ought to have been sewing you ought to have been sewing she ought to have been sewing we ought to have been sewing you ought to have been sewing they ought to have been sewing
Negation
Simple form
I oughtn't to sew you oughtn't to sew she oughtn't to sew we oughtn't to sew you oughtn't to sew they oughtn't to sew
V-ing form
I oughtn't to be sewing you oughtn't to be sewing she oughtn't to be sewing we oughtn't to be sewing you oughtn't to be sewing they oughtn't to be sewing
Perfect
I oughtn't to have sewn you oughtn't to have sewn she oughtn't to have sewn we oughtn't to have sewn you oughtn't to have sewn they oughtn't to have sewn
V-ing perfect
I oughtn't to have been sewing you oughtn't to have been sewing she oughtn't to have been sewing we oughtn't to have been sewing you oughtn't to have been sewing they oughtn't to have been sewing
Interrogative form
Simple form
ought to I sew? ought to you sew? ought to she sew? ought to we sew? ought to you sew? ought to they sew?
V-ing form
ought to I be sewing? ought to you be sewing? ought to she be sewing? ought to we be sewing? ought to you be sewing? ought to they be sewing?
Perfect
ought to I have sewn? ought to you have sewn? ought to she have sewn? ought to we have sewn? ought to you have sewn? ought to they have sewn?
V-ing perfect
ought to I have been sewing? ought to you have been sewing? ought to she have been sewing? ought to we have been sewing? ought to you have been sewing? ought to they have been sewing?
Interro-negative form
Simple form
oughtn't I to sew? oughtn't you to sew? oughtn't she to sew? oughtn't we to sew? oughtn't you to sew? oughtn't they to sew?
V-ing form
oughtn't I to be sewing? oughtn't you to be sewing? oughtn't she to be sewing? oughtn't we to be sewing? oughtn't you to be sewing? oughtn't they to be sewing?
Perfect
oughtn't I to have sewn? oughtn't you to have sewn? oughtn't she to have sewn? oughtn't we to have sewn? oughtn't you to have sewn? oughtn't they to have sewn?
V-ing perfect
oughtn't I to have been sewing? oughtn't you to have been sewing? oughtn't she to have been sewing? oughtn't we to have been sewing? oughtn't you to have been sewing? oughtn't they to have been sewing?