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