I ought to flow you ought to flow she 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 she 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 she 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 she 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 ought not to flow you ought not to flow she ought not to flow we ought not to flow you ought not to flow they ought not to flow
V-ing form
I ought not to flowing you ought not to flowing she ought not to flowing we ought not to flowing you ought not to flowing they ought not to flowing
Perfect
I ought not to have flowed you ought not to have flowed she ought not to have flowed we ought not to have flowed you ought not to have flowed they ought not to have flowed
V-ing perfect
I ought not to have been flowing you ought not to have been flowing she ought not to have been flowing we ought not to have been flowing you ought not to have been flowing they ought not to have been flowing
Interrogative form
Simple form
ought to I flow? ought to you flow? ought to she 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 she 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 she 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 she 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
ought I not to flow? ought you not to flow? ought she not to flow? ought we not to flow? ought you not to flow? ought they not to flow?
V-ing form
ought I not to be flowing? ought you not to be flowing? ought she not to be flowing? ought we not to be flowing? ought you not to be flowing? ought they not to be flowing?
Perfect
ought I not to have flowed? ought you not to have flowed? ought she not to have flowed? ought we not to have flowed? ought you not to have flowed? ought they not to have flowed?
V-ing perfect
ought I not to have been flowing? ought you not to have been flowing? ought she not to have been flowing? ought we not to have been flowing? ought you not to have been flowing? ought they not to have been flowing?