I ought to remember you ought to remember he 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 he 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 he 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 he 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 oughtn't to remember you oughtn't to remember he oughtn't to remember we oughtn't to remember you oughtn't to remember they oughtn't to remember
V-ing form
I oughtn't to be remembering you oughtn't to be remembering he oughtn't to be remembering we oughtn't to be remembering you oughtn't to be remembering they oughtn't to be remembering
Perfect
I oughtn't to have remembered you oughtn't to have remembered he oughtn't to have remembered we oughtn't to have remembered you oughtn't to have remembered they oughtn't to have remembered
V-ing perfect
I oughtn't to have been remembering you oughtn't to have been remembering he oughtn't to have been remembering we oughtn't to have been remembering you oughtn't to have been remembering they oughtn't to have been remembering
Interrogative form
Simple form
ought to I remember? ought to you remember? ought to he 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 he 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 he 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 he 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
oughtn't I to remember? oughtn't you to remember? oughtn't he to remember? oughtn't we to remember? oughtn't you to remember? oughtn't they to remember?
V-ing form
oughtn't I to be remembering? oughtn't you to be remembering? oughtn't he to be remembering? oughtn't we to be remembering? oughtn't you to be remembering? oughtn't they to be remembering?
Perfect
oughtn't I to have remembered? oughtn't you to have remembered? oughtn't he to have remembered? oughtn't we to have remembered? oughtn't you to have remembered? oughtn't they to have remembered?
V-ing perfect
oughtn't I to have been remembering? oughtn't you to have been remembering? oughtn't he to have been remembering? oughtn't we to have been remembering? oughtn't you to have been remembering? oughtn't they to have been remembering?