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