I could shape you could shape she could shape we could shape you could shape they could shape
V-ing form
I could be shaping you could be shaping she could be shaping we could be shaping you could be shaping they could be shaping
Perfect
I could have shaped you could have shaped she could have shaped we could have shaped you could have shaped they could have shaped
V-ing perfect
I could have been shaping you could have been shaping she could have been shaping we could have been shaping you could have been shaping they could have been shaping
Negation
Simple form
I could not shape you could not shape she could not shape we could not shape you could not shape they could not shape
V-ing form
I could not be shaping you could not be shaping she could not be shaping we could not be shaping you could not be shaping they could not be shaping
Perfect
I could not have shaped you could not have shaped she could not have shaped we could not have shaped you could not have shaped they could not have shaped
V-ing perfect
I could not have been shaping you could not have been shaping she could not have been shaping we could not have been shaping you could not have been shaping they could not have been shaping
Interrogative form
Simple form
could I shape? could you shape? could she shape? could we shape? could you shape? could they shape?
V-ing form
could I be shaping? could you be shaping? could she be shaping? could we be shaping? could you be shaping? could they be shaping?
Perfect
could I have shaped? could you have shaped? could she have shaped? could we have shaped? could you have shaped? could they have shaped?
V-ing perfect
could I have been shaping? could you have been shaping? could she have been shaping? could we have been shaping? could you have been shaping? could they have been shaping?
Interro-negative form
Simple form
could I not shape? could you not shape? could she not shape? could we not shape? could you not shape? could they not shape?
V-ing form
could I not be shaping? could you not be shaping? could she not be shaping? could we not be shaping? could you not be shaping? could they not be shaping?
Perfect
could I not have shaped? could you not have shaped? could she not have shaped? could we not have shaped? could you not have shaped? could they not have shaped?
V-ing perfect
could I not have been shaping? could you not have been shaping? could she not have been shaping? could we not have been shaping? could you not have been shaping? could they not have been shaping?