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