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