I could feudalize you could feudalize she could feudalize we could feudalize you could feudalize they could feudalize
V-ing form
I could be feudalizing you could be feudalizing she could be feudalizing we could be feudalizing you could be feudalizing they could be feudalizing
Perfect
I could have feudalized you could have feudalized she could have feudalized we could have feudalized you could have feudalized they could have feudalized
V-ing perfect
I could have been feudalizing you could have been feudalizing she could have been feudalizing we could have been feudalizing you could have been feudalizing they could have been feudalizing
Negation
Simple form
I could not feudalize you could not feudalize she could not feudalize we could not feudalize you could not feudalize they could not feudalize
V-ing form
I could not be feudalizing you could not be feudalizing she could not be feudalizing we could not be feudalizing you could not be feudalizing they could not be feudalizing
Perfect
I could not have feudalized you could not have feudalized she could not have feudalized we could not have feudalized you could not have feudalized they could not have feudalized
V-ing perfect
I could not have been feudalizing you could not have been feudalizing she could not have been feudalizing we could not have been feudalizing you could not have been feudalizing they could not have been feudalizing
Interrogative form
Simple form
could I feudalize? could you feudalize? could she feudalize? could we feudalize? could you feudalize? could they feudalize?
V-ing form
could I be feudalizing? could you be feudalizing? could she be feudalizing? could we be feudalizing? could you be feudalizing? could they be feudalizing?
Perfect
could I have feudalized? could you have feudalized? could she have feudalized? could we have feudalized? could you have feudalized? could they have feudalized?
V-ing perfect
could I have been feudalizing? could you have been feudalizing? could she have been feudalizing? could we have been feudalizing? could you have been feudalizing? could they have been feudalizing?
Interro-negative form
Simple form
could I not feudalize? could you not feudalize? could she not feudalize? could we not feudalize? could you not feudalize? could they not feudalize?
V-ing form
could I not be feudalizing? could you not be feudalizing? could she not be feudalizing? could we not be feudalizing? could you not be feudalizing? could they not be feudalizing?
Perfect
could I not have feudalized? could you not have feudalized? could she not have feudalized? could we not have feudalized? could you not have feudalized? could they not have feudalized?
V-ing perfect
could I not have been feudalizing? could you not have been feudalizing? could she not have been feudalizing? could we not have been feudalizing? could you not have been feudalizing? could they not have been feudalizing?