could shape
Regular verb: shape - shaped- shaped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could shape
you could shape
he could shape
we could shape
you could shape
they could shape 	I could be shaping
you could be shaping
he could be shaping
we could be shaping
you could be shaping
they could be shaping	I could have shaped
you could have shaped
he could have shaped
we could have shaped
you could have shaped
they could have shaped	I could have been shaping
you could have been shaping
he could have been shaping
we could have been shaping
you could have been shaping
they could have been shaping	

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

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