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 ought not to perform you ought not to perform he ought not to perform we ought not to perform you ought not to perform they ought not to perform
V-ing form
I ought not to performing you ought not to performing he ought not to performing we ought not to performing you ought not to performing they ought not to performing
Perfect
I ought not to have performed you ought not to have performed he ought not to have performed we ought not to have performed you ought not to have performed they ought not to have performed
V-ing perfect
I ought not to have been performing you ought not to have been performing he ought not to have been performing we ought not to have been performing you ought not to have been performing they ought not 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
ought I not to perform? ought you not to perform? ought he not to perform? ought we not to perform? ought you not to perform? ought they not to perform?
V-ing form
ought I not to be performing? ought you not to be performing? ought he not to be performing? ought we not to be performing? ought you not to be performing? ought they not to be performing?
Perfect
ought I not to have performed? ought you not to have performed? ought he not to have performed? ought we not to have performed? ought you not to have performed? ought they not to have performed?
V-ing perfect
ought I not to have been performing? ought you not to have been performing? ought he not to have been performing? ought we not to have been performing? ought you not to have been performing? ought they not to have been performing?