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