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