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