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