I ought to fence you ought to fence he ought to fence we ought to fence you ought to fence they ought to fence
V-ing form
I ought to be fencing you ought to be fencing he ought to be fencing we ought to be fencing you ought to be fencing they ought to be fencing
Perfect
I ought to have fenced you ought to have fenced he ought to have fenced we ought to have fenced you ought to have fenced they ought to have fenced
V-ing perfect
I ought to have been fencing you ought to have been fencing he ought to have been fencing we ought to have been fencing you ought to have been fencing they ought to have been fencing
Negation
Simple form
I ought not to fence you ought not to fence he ought not to fence we ought not to fence you ought not to fence they ought not to fence
V-ing form
I ought not to fencing you ought not to fencing he ought not to fencing we ought not to fencing you ought not to fencing they ought not to fencing
Perfect
I ought not to have fenced you ought not to have fenced he ought not to have fenced we ought not to have fenced you ought not to have fenced they ought not to have fenced
V-ing perfect
I ought not to have been fencing you ought not to have been fencing he ought not to have been fencing we ought not to have been fencing you ought not to have been fencing they ought not to have been fencing
Interrogative form
Simple form
ought to I fence? ought to you fence? ought to he fence? ought to we fence? ought to you fence? ought to they fence?
V-ing form
ought to I be fencing? ought to you be fencing? ought to he be fencing? ought to we be fencing? ought to you be fencing? ought to they be fencing?
Perfect
ought to I have fenced? ought to you have fenced? ought to he have fenced? ought to we have fenced? ought to you have fenced? ought to they have fenced?
V-ing perfect
ought to I have been fencing? ought to you have been fencing? ought to he have been fencing? ought to we have been fencing? ought to you have been fencing? ought to they have been fencing?
Interro-negative form
Simple form
ought I not to fence? ought you not to fence? ought he not to fence? ought we not to fence? ought you not to fence? ought they not to fence?
V-ing form
ought I not to be fencing? ought you not to be fencing? ought he not to be fencing? ought we not to be fencing? ought you not to be fencing? ought they not to be fencing?
Perfect
ought I not to have fenced? ought you not to have fenced? ought he not to have fenced? ought we not to have fenced? ought you not to have fenced? ought they not to have fenced?
V-ing perfect
ought I not to have been fencing? ought you not to have been fencing? ought he not to have been fencing? ought we not to have been fencing? ought you not to have been fencing? ought they not to have been fencing?