I ought to grunt you ought to grunt he ought to grunt we ought to grunt you ought to grunt they ought to grunt
V-ing form
I ought to be grunting you ought to be grunting he ought to be grunting we ought to be grunting you ought to be grunting they ought to be grunting
Perfect
I ought to have grunted you ought to have grunted he ought to have grunted we ought to have grunted you ought to have grunted they ought to have grunted
V-ing perfect
I ought to have been grunting you ought to have been grunting he ought to have been grunting we ought to have been grunting you ought to have been grunting they ought to have been grunting
Negation
Simple form
I oughtn't to grunt you oughtn't to grunt he oughtn't to grunt we oughtn't to grunt you oughtn't to grunt they oughtn't to grunt
V-ing form
I oughtn't to be grunting you oughtn't to be grunting he oughtn't to be grunting we oughtn't to be grunting you oughtn't to be grunting they oughtn't to be grunting
Perfect
I oughtn't to have grunted you oughtn't to have grunted he oughtn't to have grunted we oughtn't to have grunted you oughtn't to have grunted they oughtn't to have grunted
V-ing perfect
I oughtn't to have been grunting you oughtn't to have been grunting he oughtn't to have been grunting we oughtn't to have been grunting you oughtn't to have been grunting they oughtn't to have been grunting
Interrogative form
Simple form
ought to I grunt? ought to you grunt? ought to he grunt? ought to we grunt? ought to you grunt? ought to they grunt?
V-ing form
ought to I be grunting? ought to you be grunting? ought to he be grunting? ought to we be grunting? ought to you be grunting? ought to they be grunting?
Perfect
ought to I have grunted? ought to you have grunted? ought to he have grunted? ought to we have grunted? ought to you have grunted? ought to they have grunted?
V-ing perfect
ought to I have been grunting? ought to you have been grunting? ought to he have been grunting? ought to we have been grunting? ought to you have been grunting? ought to they have been grunting?
Interro-negative form
Simple form
oughtn't I to grunt? oughtn't you to grunt? oughtn't he to grunt? oughtn't we to grunt? oughtn't you to grunt? oughtn't they to grunt?
V-ing form
oughtn't I to be grunting? oughtn't you to be grunting? oughtn't he to be grunting? oughtn't we to be grunting? oughtn't you to be grunting? oughtn't they to be grunting?
Perfect
oughtn't I to have grunted? oughtn't you to have grunted? oughtn't he to have grunted? oughtn't we to have grunted? oughtn't you to have grunted? oughtn't they to have grunted?
V-ing perfect
oughtn't I to have been grunting? oughtn't you to have been grunting? oughtn't he to have been grunting? oughtn't we to have been grunting? oughtn't you to have been grunting? oughtn't they to have been grunting?