I ought to fertilize you ought to fertilize he ought to fertilize we ought to fertilize you ought to fertilize they ought to fertilize
V-ing form
I ought to be fertilizing you ought to be fertilizing he ought to be fertilizing we ought to be fertilizing you ought to be fertilizing they ought to be fertilizing
Perfect
I ought to have fertilized you ought to have fertilized he ought to have fertilized we ought to have fertilized you ought to have fertilized they ought to have fertilized
V-ing perfect
I ought to have been fertilizing you ought to have been fertilizing he ought to have been fertilizing we ought to have been fertilizing you ought to have been fertilizing they ought to have been fertilizing
Negation
Simple form
I ought not to fertilize you ought not to fertilize he ought not to fertilize we ought not to fertilize you ought not to fertilize they ought not to fertilize
V-ing form
I ought not to fertilizing you ought not to fertilizing he ought not to fertilizing we ought not to fertilizing you ought not to fertilizing they ought not to fertilizing
Perfect
I ought not to have fertilized you ought not to have fertilized he ought not to have fertilized we ought not to have fertilized you ought not to have fertilized they ought not to have fertilized
V-ing perfect
I ought not to have been fertilizing you ought not to have been fertilizing he ought not to have been fertilizing we ought not to have been fertilizing you ought not to have been fertilizing they ought not to have been fertilizing
Interrogative form
Simple form
ought to I fertilize? ought to you fertilize? ought to he fertilize? ought to we fertilize? ought to you fertilize? ought to they fertilize?
V-ing form
ought to I be fertilizing? ought to you be fertilizing? ought to he be fertilizing? ought to we be fertilizing? ought to you be fertilizing? ought to they be fertilizing?
Perfect
ought to I have fertilized? ought to you have fertilized? ought to he have fertilized? ought to we have fertilized? ought to you have fertilized? ought to they have fertilized?
V-ing perfect
ought to I have been fertilizing? ought to you have been fertilizing? ought to he have been fertilizing? ought to we have been fertilizing? ought to you have been fertilizing? ought to they have been fertilizing?
Interro-negative form
Simple form
ought I not to fertilize? ought you not to fertilize? ought he not to fertilize? ought we not to fertilize? ought you not to fertilize? ought they not to fertilize?
V-ing form
ought I not to be fertilizing? ought you not to be fertilizing? ought he not to be fertilizing? ought we not to be fertilizing? ought you not to be fertilizing? ought they not to be fertilizing?
Perfect
ought I not to have fertilized? ought you not to have fertilized? ought he not to have fertilized? ought we not to have fertilized? ought you not to have fertilized? ought they not to have fertilized?
V-ing perfect
ought I not to have been fertilizing? ought you not to have been fertilizing? ought he not to have been fertilizing? ought we not to have been fertilizing? ought you not to have been fertilizing? ought they not to have been fertilizing?