I ought to open you ought to open she ought to open we ought to open you ought to open they ought to open
V-ing form
I ought to be opening you ought to be opening she ought to be opening we ought to be opening you ought to be opening they ought to be opening
Perfect
I ought to have opened you ought to have opened she ought to have opened we ought to have opened you ought to have opened they ought to have opened
V-ing perfect
I ought to have been opening you ought to have been opening she ought to have been opening we ought to have been opening you ought to have been opening they ought to have been opening
Negation
Simple form
I oughtn't to open you oughtn't to open she oughtn't to open we oughtn't to open you oughtn't to open they oughtn't to open
V-ing form
I oughtn't to be opening you oughtn't to be opening she oughtn't to be opening we oughtn't to be opening you oughtn't to be opening they oughtn't to be opening
Perfect
I oughtn't to have opened you oughtn't to have opened she oughtn't to have opened we oughtn't to have opened you oughtn't to have opened they oughtn't to have opened
V-ing perfect
I oughtn't to have been opening you oughtn't to have been opening she oughtn't to have been opening we oughtn't to have been opening you oughtn't to have been opening they oughtn't to have been opening
Interrogative form
Simple form
ought to I open? ought to you open? ought to she open? ought to we open? ought to you open? ought to they open?
V-ing form
ought to I be opening? ought to you be opening? ought to she be opening? ought to we be opening? ought to you be opening? ought to they be opening?
Perfect
ought to I have opened? ought to you have opened? ought to she have opened? ought to we have opened? ought to you have opened? ought to they have opened?
V-ing perfect
ought to I have been opening? ought to you have been opening? ought to she have been opening? ought to we have been opening? ought to you have been opening? ought to they have been opening?
Interro-negative form
Simple form
oughtn't I to open? oughtn't you to open? oughtn't she to open? oughtn't we to open? oughtn't you to open? oughtn't they to open?
V-ing form
oughtn't I to be opening? oughtn't you to be opening? oughtn't she to be opening? oughtn't we to be opening? oughtn't you to be opening? oughtn't they to be opening?
Perfect
oughtn't I to have opened? oughtn't you to have opened? oughtn't she to have opened? oughtn't we to have opened? oughtn't you to have opened? oughtn't they to have opened?
V-ing perfect
oughtn't I to have been opening? oughtn't you to have been opening? oughtn't she to have been opening? oughtn't we to have been opening? oughtn't you to have been opening? oughtn't they to have been opening?