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