I ought to regret you ought to regret he ought to regret we ought to regret you ought to regret they ought to regret
V-ing form
I ought to be regreting you ought to be regreting he ought to be regreting we ought to be regreting you ought to be regreting they ought to be regreting
Perfect
I ought to have regreted you ought to have regreted he ought to have regreted we ought to have regreted you ought to have regreted they ought to have regreted
V-ing perfect
I ought to have been regreting you ought to have been regreting he ought to have been regreting we ought to have been regreting you ought to have been regreting they ought to have been regreting
Negation
Simple form
I ought not to regret you ought not to regret he ought not to regret we ought not to regret you ought not to regret they ought not to regret
V-ing form
I ought not to regreting you ought not to regreting he ought not to regreting we ought not to regreting you ought not to regreting they ought not to regreting
Perfect
I ought not to have regreted you ought not to have regreted he ought not to have regreted we ought not to have regreted you ought not to have regreted they ought not to have regreted
V-ing perfect
I ought not to have been regreting you ought not to have been regreting he ought not to have been regreting we ought not to have been regreting you ought not to have been regreting they ought not to have been regreting
Interrogative form
Simple form
ought to I regret? ought to you regret? ought to he regret? ought to we regret? ought to you regret? ought to they regret?
V-ing form
ought to I be regreting? ought to you be regreting? ought to he be regreting? ought to we be regreting? ought to you be regreting? ought to they be regreting?
Perfect
ought to I have regreted? ought to you have regreted? ought to he have regreted? ought to we have regreted? ought to you have regreted? ought to they have regreted?
V-ing perfect
ought to I have been regreting? ought to you have been regreting? ought to he have been regreting? ought to we have been regreting? ought to you have been regreting? ought to they have been regreting?
Interro-negative form
Simple form
ought I not to regret? ought you not to regret? ought he not to regret? ought we not to regret? ought you not to regret? ought they not to regret?
V-ing form
ought I not to be regreting? ought you not to be regreting? ought he not to be regreting? ought we not to be regreting? ought you not to be regreting? ought they not to be regreting?
Perfect
ought I not to have regreted? ought you not to have regreted? ought he not to have regreted? ought we not to have regreted? ought you not to have regreted? ought they not to have regreted?
V-ing perfect
ought I not to have been regreting? ought you not to have been regreting? ought he not to have been regreting? ought we not to have been regreting? ought you not to have been regreting? ought they not to have been regreting?