I could bound you could bound she could bound we could bound you could bound they could bound
V-ing form
I could be bounding you could be bounding she could be bounding we could be bounding you could be bounding they could be bounding
Perfect
I could have bounded you could have bounded she could have bounded we could have bounded you could have bounded they could have bounded
V-ing perfect
I could have been bounding you could have been bounding she could have been bounding we could have been bounding you could have been bounding they could have been bounding
Negation
Simple form
I could not bound you could not bound she could not bound we could not bound you could not bound they could not bound
V-ing form
I could not be bounding you could not be bounding she could not be bounding we could not be bounding you could not be bounding they could not be bounding
Perfect
I could not have bounded you could not have bounded she could not have bounded we could not have bounded you could not have bounded they could not have bounded
V-ing perfect
I could not have been bounding you could not have been bounding she could not have been bounding we could not have been bounding you could not have been bounding they could not have been bounding
Interrogative form
Simple form
could I bound? could you bound? could she bound? could we bound? could you bound? could they bound?
V-ing form
could I be bounding? could you be bounding? could she be bounding? could we be bounding? could you be bounding? could they be bounding?
Perfect
could I have bounded? could you have bounded? could she have bounded? could we have bounded? could you have bounded? could they have bounded?
V-ing perfect
could I have been bounding? could you have been bounding? could she have been bounding? could we have been bounding? could you have been bounding? could they have been bounding?
Interro-negative form
Simple form
could I not bound? could you not bound? could she not bound? could we not bound? could you not bound? could they not bound?
V-ing form
could I not be bounding? could you not be bounding? could she not be bounding? could we not be bounding? could you not be bounding? could they not be bounding?
Perfect
could I not have bounded? could you not have bounded? could she not have bounded? could we not have bounded? could you not have bounded? could they not have bounded?
V-ing perfect
could I not have been bounding? could you not have been bounding? could she not have been bounding? could we not have been bounding? could you not have been bounding? could they not have been bounding?