I ought to keen you ought to keen he ought to keen we ought to keen you ought to keen they ought to keen
V-ing form
I ought to be keening you ought to be keening he ought to be keening we ought to be keening you ought to be keening they ought to be keening
Perfect
I ought to have keened you ought to have keened he ought to have keened we ought to have keened you ought to have keened they ought to have keened
V-ing perfect
I ought to have been keening you ought to have been keening he ought to have been keening we ought to have been keening you ought to have been keening they ought to have been keening
Negation
Simple form
I ought not to keen you ought not to keen he ought not to keen we ought not to keen you ought not to keen they ought not to keen
V-ing form
I ought not to keening you ought not to keening he ought not to keening we ought not to keening you ought not to keening they ought not to keening
Perfect
I ought not to have keened you ought not to have keened he ought not to have keened we ought not to have keened you ought not to have keened they ought not to have keened
V-ing perfect
I ought not to have been keening you ought not to have been keening he ought not to have been keening we ought not to have been keening you ought not to have been keening they ought not to have been keening
Interrogative form
Simple form
ought to I keen? ought to you keen? ought to he keen? ought to we keen? ought to you keen? ought to they keen?
V-ing form
ought to I be keening? ought to you be keening? ought to he be keening? ought to we be keening? ought to you be keening? ought to they be keening?
Perfect
ought to I have keened? ought to you have keened? ought to he have keened? ought to we have keened? ought to you have keened? ought to they have keened?
V-ing perfect
ought to I have been keening? ought to you have been keening? ought to he have been keening? ought to we have been keening? ought to you have been keening? ought to they have been keening?
Interro-negative form
Simple form
ought I not to keen? ought you not to keen? ought he not to keen? ought we not to keen? ought you not to keen? ought they not to keen?
V-ing form
ought I not to be keening? ought you not to be keening? ought he not to be keening? ought we not to be keening? ought you not to be keening? ought they not to be keening?
Perfect
ought I not to have keened? ought you not to have keened? ought he not to have keened? ought we not to have keened? ought you not to have keened? ought they not to have keened?
V-ing perfect
ought I not to have been keening? ought you not to have been keening? ought he not to have been keening? ought we not to have been keening? ought you not to have been keening? ought they not to have been keening?