English verb conjugation
OUGHT TO REFASTEN

Regular verb: refasten - refastened - refastened

Affirmation

Simple form	V-ing form
I ought to refasten you ought to refasten she ought to refasten we ought to refasten you ought to refasten they ought to refasten	I ought to be refastening you ought to be refastening she ought to be refastening we ought to be refastening you ought to be refastening they ought to be refastening
Perfect	V-ing perfect
I ought to have refastened you ought to have refastened she ought to have refastened we ought to have refastened you ought to have refastened they ought to have refastened	I ought to have been refastening you ought to have been refastening she ought to have been refastening we ought to have been refastening you ought to have been refastening they ought to have been refastening

Negation

Simple form	V-ing form
I oughtn't to refasten you oughtn't to refasten she oughtn't to refasten we oughtn't to refasten you oughtn't to refasten they oughtn't to refasten	I oughtn't to be refastening you oughtn't to be refastening she oughtn't to be refastening we oughtn't to be refastening you oughtn't to be refastening they oughtn't to be refastening
Perfect	V-ing perfect
I oughtn't to have refastened you oughtn't to have refastened she oughtn't to have refastened we oughtn't to have refastened you oughtn't to have refastened they oughtn't to have refastened	I oughtn't to have been refastening you oughtn't to have been refastening she oughtn't to have been refastening we oughtn't to have been refastening you oughtn't to have been refastening they oughtn't to have been refastening

Interrogative form

Simple form	V-ing form
ought to I refasten? ought to you refasten? ought to she refasten? ought to we refasten? ought to you refasten? ought to they refasten?	ought to I be refastening? ought to you be refastening? ought to she be refastening? ought to we be refastening? ought to you be refastening? ought to they be refastening?
Perfect	V-ing perfect
ought to I have refastened? ought to you have refastened? ought to she have refastened? ought to we have refastened? ought to you have refastened? ought to they have refastened?	ought to I have been refastening? ought to you have been refastening? ought to she have been refastening? ought to we have been refastening? ought to you have been refastening? ought to they have been refastening?

Interro-negative form

Simple form	V-ing form
oughtn't I to refasten? oughtn't you to refasten? oughtn't she to refasten? oughtn't we to refasten? oughtn't you to refasten? oughtn't they to refasten?	oughtn't I to be refastening? oughtn't you to be refastening? oughtn't she to be refastening? oughtn't we to be refastening? oughtn't you to be refastening? oughtn't they to be refastening?
Perfect	V-ing perfect
oughtn't I to have refastened? oughtn't you to have refastened? oughtn't she to have refastened? oughtn't we to have refastened? oughtn't you to have refastened? oughtn't they to have refastened?	oughtn't I to have been refastening? oughtn't you to have been refastening? oughtn't she to have been refastening? oughtn't we to have been refastening? oughtn't you to have been refastening? oughtn't they to have been refastening?