English verb conjugation
OUGHT TO CONCEDE

Regular verb: concede - conceded - conceded

Affirmation

Simple form	V-ing form
I ought to concede you ought to concede he ought to concede we ought to concede you ought to concede they ought to concede	I ought to be conceding you ought to be conceding he ought to be conceding we ought to be conceding you ought to be conceding they ought to be conceding
Perfect	V-ing perfect
I ought to have conceded you ought to have conceded he ought to have conceded we ought to have conceded you ought to have conceded they ought to have conceded	I ought to have been conceding you ought to have been conceding he ought to have been conceding we ought to have been conceding you ought to have been conceding they ought to have been conceding

Negation

Simple form	V-ing form
I oughtn't to concede you oughtn't to concede he oughtn't to concede we oughtn't to concede you oughtn't to concede they oughtn't to concede	I oughtn't to be conceding you oughtn't to be conceding he oughtn't to be conceding we oughtn't to be conceding you oughtn't to be conceding they oughtn't to be conceding
Perfect	V-ing perfect
I oughtn't to have conceded you oughtn't to have conceded he oughtn't to have conceded we oughtn't to have conceded you oughtn't to have conceded they oughtn't to have conceded	I oughtn't to have been conceding you oughtn't to have been conceding he oughtn't to have been conceding we oughtn't to have been conceding you oughtn't to have been conceding they oughtn't to have been conceding

Interrogative form

Simple form	V-ing form
ought to I concede? ought to you concede? ought to he concede? ought to we concede? ought to you concede? ought to they concede?	ought to I be conceding? ought to you be conceding? ought to he be conceding? ought to we be conceding? ought to you be conceding? ought to they be conceding?
Perfect	V-ing perfect
ought to I have conceded? ought to you have conceded? ought to he have conceded? ought to we have conceded? ought to you have conceded? ought to they have conceded?	ought to I have been conceding? ought to you have been conceding? ought to he have been conceding? ought to we have been conceding? ought to you have been conceding? ought to they have been conceding?

Interro-negative form

Simple form	V-ing form
oughtn't I to concede? oughtn't you to concede? oughtn't he to concede? oughtn't we to concede? oughtn't you to concede? oughtn't they to concede?	oughtn't I to be conceding? oughtn't you to be conceding? oughtn't he to be conceding? oughtn't we to be conceding? oughtn't you to be conceding? oughtn't they to be conceding?
Perfect	V-ing perfect
oughtn't I to have conceded? oughtn't you to have conceded? oughtn't he to have conceded? oughtn't we to have conceded? oughtn't you to have conceded? oughtn't they to have conceded?	oughtn't I to have been conceding? oughtn't you to have been conceding? oughtn't he to have been conceding? oughtn't we to have been conceding? oughtn't you to have been conceding? oughtn't they to have been conceding?