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 oughtn't to guess you oughtn't to guess she oughtn't to guess we oughtn't to guess you oughtn't to guess they oughtn't to guess
V-ing form
I oughtn't to be guessing you oughtn't to be guessing she oughtn't to be guessing we oughtn't to be guessing you oughtn't to be guessing they oughtn't to be guessing
Perfect
I oughtn't to have guessed you oughtn't to have guessed she oughtn't to have guessed we oughtn't to have guessed you oughtn't to have guessed they oughtn't to have guessed
V-ing perfect
I oughtn't to have been guessing you oughtn't to have been guessing she oughtn't to have been guessing we oughtn't to have been guessing you oughtn't to have been guessing they oughtn't 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
oughtn't I to guess? oughtn't you to guess? oughtn't she to guess? oughtn't we to guess? oughtn't you to guess? oughtn't they to guess?
V-ing form
oughtn't I to be guessing? oughtn't you to be guessing? oughtn't she to be guessing? oughtn't we to be guessing? oughtn't you to be guessing? oughtn't they to be guessing?
Perfect
oughtn't I to have guessed? oughtn't you to have guessed? oughtn't she to have guessed? oughtn't we to have guessed? oughtn't you to have guessed? oughtn't they to have guessed?
V-ing perfect
oughtn't I to have been guessing? oughtn't you to have been guessing? oughtn't she to have been guessing? oughtn't we to have been guessing? oughtn't you to have been guessing? oughtn't they to have been guessing?