I ought to fable you ought to fable he ought to fable we ought to fable you ought to fable they ought to fable
V-ing form
I ought to be fabling you ought to be fabling he ought to be fabling we ought to be fabling you ought to be fabling they ought to be fabling
Perfect
I ought to have fabled you ought to have fabled he ought to have fabled we ought to have fabled you ought to have fabled they ought to have fabled
V-ing perfect
I ought to have been fabling you ought to have been fabling he ought to have been fabling we ought to have been fabling you ought to have been fabling they ought to have been fabling
Negation
Simple form
I ought not to fable you ought not to fable he ought not to fable we ought not to fable you ought not to fable they ought not to fable
V-ing form
I ought not to fabling you ought not to fabling he ought not to fabling we ought not to fabling you ought not to fabling they ought not to fabling
Perfect
I ought not to have fabled you ought not to have fabled he ought not to have fabled we ought not to have fabled you ought not to have fabled they ought not to have fabled
V-ing perfect
I ought not to have been fabling you ought not to have been fabling he ought not to have been fabling we ought not to have been fabling you ought not to have been fabling they ought not to have been fabling
Interrogative form
Simple form
ought to I fable? ought to you fable? ought to he fable? ought to we fable? ought to you fable? ought to they fable?
V-ing form
ought to I be fabling? ought to you be fabling? ought to he be fabling? ought to we be fabling? ought to you be fabling? ought to they be fabling?
Perfect
ought to I have fabled? ought to you have fabled? ought to he have fabled? ought to we have fabled? ought to you have fabled? ought to they have fabled?
V-ing perfect
ought to I have been fabling? ought to you have been fabling? ought to he have been fabling? ought to we have been fabling? ought to you have been fabling? ought to they have been fabling?
Interro-negative form
Simple form
ought I not to fable? ought you not to fable? ought he not to fable? ought we not to fable? ought you not to fable? ought they not to fable?
V-ing form
ought I not to be fabling? ought you not to be fabling? ought he not to be fabling? ought we not to be fabling? ought you not to be fabling? ought they not to be fabling?
Perfect
ought I not to have fabled? ought you not to have fabled? ought he not to have fabled? ought we not to have fabled? ought you not to have fabled? ought they not to have fabled?
V-ing perfect
ought I not to have been fabling? ought you not to have been fabling? ought he not to have been fabling? ought we not to have been fabling? ought you not to have been fabling? ought they not to have been fabling?