I ought to remember you ought to remember she ought to remember we ought to remember you ought to remember they ought to remember
V-ing form
I ought to be remembering you ought to be remembering she ought to be remembering we ought to be remembering you ought to be remembering they ought to be remembering
Perfect
I ought to have remembered you ought to have remembered she ought to have remembered we ought to have remembered you ought to have remembered they ought to have remembered
V-ing perfect
I ought to have been remembering you ought to have been remembering she ought to have been remembering we ought to have been remembering you ought to have been remembering they ought to have been remembering
Negation
Simple form
I ought not to remember you ought not to remember she ought not to remember we ought not to remember you ought not to remember they ought not to remember
V-ing form
I ought not to remembering you ought not to remembering she ought not to remembering we ought not to remembering you ought not to remembering they ought not to remembering
Perfect
I ought not to have remembered you ought not to have remembered she ought not to have remembered we ought not to have remembered you ought not to have remembered they ought not to have remembered
V-ing perfect
I ought not to have been remembering you ought not to have been remembering she ought not to have been remembering we ought not to have been remembering you ought not to have been remembering they ought not to have been remembering
Interrogative form
Simple form
ought to I remember? ought to you remember? ought to she remember? ought to we remember? ought to you remember? ought to they remember?
V-ing form
ought to I be remembering? ought to you be remembering? ought to she be remembering? ought to we be remembering? ought to you be remembering? ought to they be remembering?
Perfect
ought to I have remembered? ought to you have remembered? ought to she have remembered? ought to we have remembered? ought to you have remembered? ought to they have remembered?
V-ing perfect
ought to I have been remembering? ought to you have been remembering? ought to she have been remembering? ought to we have been remembering? ought to you have been remembering? ought to they have been remembering?
Interro-negative form
Simple form
ought I not to remember? ought you not to remember? ought she not to remember? ought we not to remember? ought you not to remember? ought they not to remember?
V-ing form
ought I not to be remembering? ought you not to be remembering? ought she not to be remembering? ought we not to be remembering? ought you not to be remembering? ought they not to be remembering?
Perfect
ought I not to have remembered? ought you not to have remembered? ought she not to have remembered? ought we not to have remembered? ought you not to have remembered? ought they not to have remembered?
V-ing perfect
ought I not to have been remembering? ought you not to have been remembering? ought she not to have been remembering? ought we not to have been remembering? ought you not to have been remembering? ought they not to have been remembering?