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