could ship
Verbo regular: ship - shipped- shipped

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could ship
you could ship
he could ship
we could ship
you could ship
they could ship 	I could be shipping
you could be shipping
he could be shipping
we could be shipping
you could be shipping
they could be shipping	I could have shipped
you could have shipped
he could have shipped
we could have shipped
you could have shipped
they could have shipped	I could have been shipping
you could have been shipping
he could have been shipping
we could have been shipping
you could have been shipping
they could have been shipping	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not ship
you could not ship
he could not ship
we could not ship
you could not ship
they could not ship 	I could not be shipping
you could not be shipping
he could not be shipping
we could not be shipping
you could not be shipping
they could not be shipping	I could not have shipped
you could not have shipped
he could not have shipped
we could not have shipped
you could not have shipped
they could not have shipped	I could not have been shipping
you could not have been shipping
he could not have been shipping
we could not have been shipping
you could not have been shipping
they could not have been shipping	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I ship?
could you ship?
could he ship?
could we ship?
could you ship?
could they ship? 	could I be shipping?
could you be shipping?
could he be shipping?
could we be shipping?
could you be shipping?
could they be shipping? 	could I have shipped?
could you have shipped?
could he have shipped?
could we have shipped?
could you have shipped?
could they have shipped? 	could I have been shipping?
could you have been shipping?
could he have been shipping?
could we have been shipping?
could you have been shipping?
could they have been shipping? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not ship?
could you not ship?
could he not ship?
could we not ship?
could you not ship?
could they not ship? 	could I not be shipping?
could you not be shipping?
could he not be shipping?
could we not be shipping?
could you not be shipping?
could they not be shipping? 	could I not have shipped?
could you not have shipped?
could he not have shipped?
could we not have shipped?
could you not have shipped?
could they not have shipped? 	could I not have been shipping?
could you not have been shipping?
could he not have been shipping?
could we not have been shipping?
could you not have been shipping?
could they not have been shipping?