I ought to guess you ought to guess she ought to guess we ought to guess you ought to guess they ought to guess
V-ing form
I ought to be guessing you ought to be guessing she ought to be guessing we ought to be guessing you ought to be guessing they ought to be guessing
Perfect
I ought to have guessed you ought to have guessed she ought to have guessed we ought to have guessed you ought to have guessed they ought to have guessed
V-ing perfect
I ought to have been guessing you ought to have been guessing she ought to have been guessing we ought to have been guessing you ought to have been guessing they ought to have been guessing
Negation
Simple form
I ought not to guess you ought not to guess she ought not to guess we ought not to guess you ought not to guess they ought not to guess
V-ing form
I ought not to guessing you ought not to guessing she ought not to guessing we ought not to guessing you ought not to guessing they ought not to guessing
Perfect
I ought not to have guessed you ought not to have guessed she ought not to have guessed we ought not to have guessed you ought not to have guessed they ought not to have guessed
V-ing perfect
I ought not to have been guessing you ought not to have been guessing she ought not to have been guessing we ought not to have been guessing you ought not to have been guessing they ought not to have been guessing
Interrogative form
Simple form
ought to I guess? ought to you guess? ought to she guess? ought to we guess? ought to you guess? ought to they guess?
V-ing form
ought to I be guessing? ought to you be guessing? ought to she be guessing? ought to we be guessing? ought to you be guessing? ought to they be guessing?
Perfect
ought to I have guessed? ought to you have guessed? ought to she have guessed? ought to we have guessed? ought to you have guessed? ought to they have guessed?
V-ing perfect
ought to I have been guessing? ought to you have been guessing? ought to she have been guessing? ought to we have been guessing? ought to you have been guessing? ought to they have been guessing?
Interro-negative form
Simple form
ought I not to guess? ought you not to guess? ought she not to guess? ought we not to guess? ought you not to guess? ought they not to guess?
V-ing form
ought I not to be guessing? ought you not to be guessing? ought she not to be guessing? ought we not to be guessing? ought you not to be guessing? ought they not to be guessing?
Perfect
ought I not to have guessed? ought you not to have guessed? ought she not to have guessed? ought we not to have guessed? ought you not to have guessed? ought they not to have guessed?
V-ing perfect
ought I not to have been guessing? ought you not to have been guessing? ought she not to have been guessing? ought we not to have been guessing? ought you not to have been guessing? ought they not to have been guessing?