I could retype you could retype she could retype we could retype you could retype they could retype
V-ing form
I could be retyping you could be retyping she could be retyping we could be retyping you could be retyping they could be retyping
Perfect
I could have retyped you could have retyped she could have retyped we could have retyped you could have retyped they could have retyped
V-ing perfect
I could have been retyping you could have been retyping she could have been retyping we could have been retyping you could have been retyping they could have been retyping
Negation
Simple form
I could not retype you could not retype she could not retype we could not retype you could not retype they could not retype
V-ing form
I could not be retyping you could not be retyping she could not be retyping we could not be retyping you could not be retyping they could not be retyping
Perfect
I could not have retyped you could not have retyped she could not have retyped we could not have retyped you could not have retyped they could not have retyped
V-ing perfect
I could not have been retyping you could not have been retyping she could not have been retyping we could not have been retyping you could not have been retyping they could not have been retyping
Interrogative form
Simple form
could I retype? could you retype? could she retype? could we retype? could you retype? could they retype?
V-ing form
could I be retyping? could you be retyping? could she be retyping? could we be retyping? could you be retyping? could they be retyping?
Perfect
could I have retyped? could you have retyped? could she have retyped? could we have retyped? could you have retyped? could they have retyped?
V-ing perfect
could I have been retyping? could you have been retyping? could she have been retyping? could we have been retyping? could you have been retyping? could they have been retyping?
Interro-negative form
Simple form
could I not retype? could you not retype? could she not retype? could we not retype? could you not retype? could they not retype?
V-ing form
could I not be retyping? could you not be retyping? could she not be retyping? could we not be retyping? could you not be retyping? could they not be retyping?
Perfect
could I not have retyped? could you not have retyped? could she not have retyped? could we not have retyped? could you not have retyped? could they not have retyped?
V-ing perfect
could I not have been retyping? could you not have been retyping? could she not have been retyping? could we not have been retyping? could you not have been retyping? could they not have been retyping?