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