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