I ought to flee you ought to flee she ought to flee we ought to flee you ought to flee they ought to flee
V-ing form
I ought to be fleeing you ought to be fleeing she ought to be fleeing we ought to be fleeing you ought to be fleeing they ought to be fleeing
Perfect
I ought to have fled you ought to have fled she ought to have fled we ought to have fled you ought to have fled they ought to have fled
V-ing perfect
I ought to have been fleeing you ought to have been fleeing she ought to have been fleeing we ought to have been fleeing you ought to have been fleeing they ought to have been fleeing
Negation
Simple form
I ought not to flee you ought not to flee she ought not to flee we ought not to flee you ought not to flee they ought not to flee
V-ing form
I ought not to fleeing you ought not to fleeing she ought not to fleeing we ought not to fleeing you ought not to fleeing they ought not to fleeing
Perfect
I ought not to have fled you ought not to have fled she ought not to have fled we ought not to have fled you ought not to have fled they ought not to have fled
V-ing perfect
I ought not to have been fleeing you ought not to have been fleeing she ought not to have been fleeing we ought not to have been fleeing you ought not to have been fleeing they ought not to have been fleeing
Interrogative form
Simple form
ought to I flee? ought to you flee? ought to she flee? ought to we flee? ought to you flee? ought to they flee?
V-ing form
ought to I be fleeing? ought to you be fleeing? ought to she be fleeing? ought to we be fleeing? ought to you be fleeing? ought to they be fleeing?
Perfect
ought to I have fled? ought to you have fled? ought to she have fled? ought to we have fled? ought to you have fled? ought to they have fled?
V-ing perfect
ought to I have been fleeing? ought to you have been fleeing? ought to she have been fleeing? ought to we have been fleeing? ought to you have been fleeing? ought to they have been fleeing?
Interro-negative form
Simple form
ought I not to flee? ought you not to flee? ought she not to flee? ought we not to flee? ought you not to flee? ought they not to flee?
V-ing form
ought I not to be fleeing? ought you not to be fleeing? ought she not to be fleeing? ought we not to be fleeing? ought you not to be fleeing? ought they not to be fleeing?
Perfect
ought I not to have fled? ought you not to have fled? ought she not to have fled? ought we not to have fled? ought you not to have fled? ought they not to have fled?
V-ing perfect
ought I not to have been fleeing? ought you not to have been fleeing? ought she not to have been fleeing? ought we not to have been fleeing? ought you not to have been fleeing? ought they not to have been fleeing?