English verb conjugation
OUGHT TO REGRET

Regular verb: regret - regreted - regreted

Affirmation

Simple form	V-ing form
I ought to regret you ought to regret she ought to regret we ought to regret you ought to regret they ought to regret	I ought to be regreting you ought to be regreting she ought to be regreting we ought to be regreting you ought to be regreting they ought to be regreting
Perfect	V-ing perfect
I ought to have regreted you ought to have regreted she ought to have regreted we ought to have regreted you ought to have regreted they ought to have regreted	I ought to have been regreting you ought to have been regreting she ought to have been regreting we ought to have been regreting you ought to have been regreting they ought to have been regreting

Negation

Simple form	V-ing form
I oughtn't to regret you oughtn't to regret she oughtn't to regret we oughtn't to regret you oughtn't to regret they oughtn't to regret	I oughtn't to be regreting you oughtn't to be regreting she oughtn't to be regreting we oughtn't to be regreting you oughtn't to be regreting they oughtn't to be regreting
Perfect	V-ing perfect
I oughtn't to have regreted you oughtn't to have regreted she oughtn't to have regreted we oughtn't to have regreted you oughtn't to have regreted they oughtn't to have regreted	I oughtn't to have been regreting you oughtn't to have been regreting she oughtn't to have been regreting we oughtn't to have been regreting you oughtn't to have been regreting they oughtn't to have been regreting

Interrogative form

Simple form	V-ing form
ought to I regret? ought to you regret? ought to she regret? ought to we regret? ought to you regret? ought to they regret?	ought to I be regreting? ought to you be regreting? ought to she be regreting? ought to we be regreting? ought to you be regreting? ought to they be regreting?
Perfect	V-ing perfect
ought to I have regreted? ought to you have regreted? ought to she have regreted? ought to we have regreted? ought to you have regreted? ought to they have regreted?	ought to I have been regreting? ought to you have been regreting? ought to she have been regreting? ought to we have been regreting? ought to you have been regreting? ought to they have been regreting?

Interro-negative form

Simple form	V-ing form
oughtn't I to regret? oughtn't you to regret? oughtn't she to regret? oughtn't we to regret? oughtn't you to regret? oughtn't they to regret?	oughtn't I to be regreting? oughtn't you to be regreting? oughtn't she to be regreting? oughtn't we to be regreting? oughtn't you to be regreting? oughtn't they to be regreting?
Perfect	V-ing perfect
oughtn't I to have regreted? oughtn't you to have regreted? oughtn't she to have regreted? oughtn't we to have regreted? oughtn't you to have regreted? oughtn't they to have regreted?	oughtn't I to have been regreting? oughtn't you to have been regreting? oughtn't she to have been regreting? oughtn't we to have been regreting? oughtn't you to have been regreting? oughtn't they to have been regreting?