I ought to erode you ought to erode he ought to erode we ought to erode you ought to erode they ought to erode
V-ing form
I ought to be eroding you ought to be eroding he ought to be eroding we ought to be eroding you ought to be eroding they ought to be eroding
Perfect
I ought to have eroded you ought to have eroded he ought to have eroded we ought to have eroded you ought to have eroded they ought to have eroded
V-ing perfect
I ought to have been eroding you ought to have been eroding he ought to have been eroding we ought to have been eroding you ought to have been eroding they ought to have been eroding
Negation
Simple form
I ought not to erode you ought not to erode he ought not to erode we ought not to erode you ought not to erode they ought not to erode
V-ing form
I ought not to eroding you ought not to eroding he ought not to eroding we ought not to eroding you ought not to eroding they ought not to eroding
Perfect
I ought not to have eroded you ought not to have eroded he ought not to have eroded we ought not to have eroded you ought not to have eroded they ought not to have eroded
V-ing perfect
I ought not to have been eroding you ought not to have been eroding he ought not to have been eroding we ought not to have been eroding you ought not to have been eroding they ought not to have been eroding
Interrogative form
Simple form
ought to I erode? ought to you erode? ought to he erode? ought to we erode? ought to you erode? ought to they erode?
V-ing form
ought to I be eroding? ought to you be eroding? ought to he be eroding? ought to we be eroding? ought to you be eroding? ought to they be eroding?
Perfect
ought to I have eroded? ought to you have eroded? ought to he have eroded? ought to we have eroded? ought to you have eroded? ought to they have eroded?
V-ing perfect
ought to I have been eroding? ought to you have been eroding? ought to he have been eroding? ought to we have been eroding? ought to you have been eroding? ought to they have been eroding?
Interro-negative form
Simple form
ought I not to erode? ought you not to erode? ought he not to erode? ought we not to erode? ought you not to erode? ought they not to erode?
V-ing form
ought I not to be eroding? ought you not to be eroding? ought he not to be eroding? ought we not to be eroding? ought you not to be eroding? ought they not to be eroding?
Perfect
ought I not to have eroded? ought you not to have eroded? ought he not to have eroded? ought we not to have eroded? ought you not to have eroded? ought they not to have eroded?
V-ing perfect
ought I not to have been eroding? ought you not to have been eroding? ought he not to have been eroding? ought we not to have been eroding? ought you not to have been eroding? ought they not to have been eroding?