I ought to ignite you ought to ignite he ought to ignite we ought to ignite you ought to ignite they ought to ignite
V-ing form
I ought to be igniting you ought to be igniting he ought to be igniting we ought to be igniting you ought to be igniting they ought to be igniting
Perfect
I ought to have ignited you ought to have ignited he ought to have ignited we ought to have ignited you ought to have ignited they ought to have ignited
V-ing perfect
I ought to have been igniting you ought to have been igniting he ought to have been igniting we ought to have been igniting you ought to have been igniting they ought to have been igniting
Negation
Simple form
I ought not to ignite you ought not to ignite he ought not to ignite we ought not to ignite you ought not to ignite they ought not to ignite
V-ing form
I ought not to igniting you ought not to igniting he ought not to igniting we ought not to igniting you ought not to igniting they ought not to igniting
Perfect
I ought not to have ignited you ought not to have ignited he ought not to have ignited we ought not to have ignited you ought not to have ignited they ought not to have ignited
V-ing perfect
I ought not to have been igniting you ought not to have been igniting he ought not to have been igniting we ought not to have been igniting you ought not to have been igniting they ought not to have been igniting
Interrogative form
Simple form
ought to I ignite? ought to you ignite? ought to he ignite? ought to we ignite? ought to you ignite? ought to they ignite?
V-ing form
ought to I be igniting? ought to you be igniting? ought to he be igniting? ought to we be igniting? ought to you be igniting? ought to they be igniting?
Perfect
ought to I have ignited? ought to you have ignited? ought to he have ignited? ought to we have ignited? ought to you have ignited? ought to they have ignited?
V-ing perfect
ought to I have been igniting? ought to you have been igniting? ought to he have been igniting? ought to we have been igniting? ought to you have been igniting? ought to they have been igniting?
Interro-negative form
Simple form
ought I not to ignite? ought you not to ignite? ought he not to ignite? ought we not to ignite? ought you not to ignite? ought they not to ignite?
V-ing form
ought I not to be igniting? ought you not to be igniting? ought he not to be igniting? ought we not to be igniting? ought you not to be igniting? ought they not to be igniting?
Perfect
ought I not to have ignited? ought you not to have ignited? ought he not to have ignited? ought we not to have ignited? ought you not to have ignited? ought they not to have ignited?
V-ing perfect
ought I not to have been igniting? ought you not to have been igniting? ought he not to have been igniting? ought we not to have been igniting? ought you not to have been igniting? ought they not to have been igniting?