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