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