I could wrap you could wrap he could wrap we could wrap you could wrap they could wrap
V-ing form
I could be wrapping you could be wrapping he could be wrapping we could be wrapping you could be wrapping they could be wrapping
Perfect
I could have wrapped you could have wrapped he could have wrapped we could have wrapped you could have wrapped they could have wrapped
V-ing perfect
I could have been wrapping you could have been wrapping he could have been wrapping we could have been wrapping you could have been wrapping they could have been wrapping
Negation
Simple form
I could not wrap you could not wrap he could not wrap we could not wrap you could not wrap they could not wrap
V-ing form
I could not be wrapping you could not be wrapping he could not be wrapping we could not be wrapping you could not be wrapping they could not be wrapping
Perfect
I could not have wrapped you could not have wrapped he could not have wrapped we could not have wrapped you could not have wrapped they could not have wrapped
V-ing perfect
I could not have been wrapping you could not have been wrapping he could not have been wrapping we could not have been wrapping you could not have been wrapping they could not have been wrapping
Interrogative form
Simple form
could I wrap? could you wrap? could he wrap? could we wrap? could you wrap? could they wrap?
V-ing form
could I be wrapping? could you be wrapping? could he be wrapping? could we be wrapping? could you be wrapping? could they be wrapping?
Perfect
could I have wrapped? could you have wrapped? could he have wrapped? could we have wrapped? could you have wrapped? could they have wrapped?
V-ing perfect
could I have been wrapping? could you have been wrapping? could he have been wrapping? could we have been wrapping? could you have been wrapping? could they have been wrapping?
Interro-negative form
Simple form
could I not wrap? could you not wrap? could he not wrap? could we not wrap? could you not wrap? could they not wrap?
V-ing form
could I not be wrapping? could you not be wrapping? could he not be wrapping? could we not be wrapping? could you not be wrapping? could they not be wrapping?
Perfect
could I not have wrapped? could you not have wrapped? could he not have wrapped? could we not have wrapped? could you not have wrapped? could they not have wrapped?
V-ing perfect
could I not have been wrapping? could you not have been wrapping? could he not have been wrapping? could we not have been wrapping? could you not have been wrapping? could they not have been wrapping?