could deliver
Verbo regular: deliver - delivered- delivered

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could deliver
you could deliver
she could deliver
we could deliver
you could deliver
they could deliver 	I could be delivering
you could be delivering
she could be delivering
we could be delivering
you could be delivering
they could be delivering	I could have delivered
you could have delivered
she could have delivered
we could have delivered
you could have delivered
they could have delivered	I could have been delivering
you could have been delivering
she could have been delivering
we could have been delivering
you could have been delivering
they could have been delivering	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not deliver
you could not deliver
she could not deliver
we could not deliver
you could not deliver
they could not deliver 	I could not be delivering
you could not be delivering
she could not be delivering
we could not be delivering
you could not be delivering
they could not be delivering	I could not have delivered
you could not have delivered
she could not have delivered
we could not have delivered
you could not have delivered
they could not have delivered	I could not have been delivering
you could not have been delivering
she could not have been delivering
we could not have been delivering
you could not have been delivering
they could not have been delivering	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I deliver?
could you deliver?
could she deliver?
could we deliver?
could you deliver?
could they deliver? 	could I be delivering?
could you be delivering?
could she be delivering?
could we be delivering?
could you be delivering?
could they be delivering? 	could I have delivered?
could you have delivered?
could she have delivered?
could we have delivered?
could you have delivered?
could they have delivered? 	could I have been delivering?
could you have been delivering?
could she have been delivering?
could we have been delivering?
could you have been delivering?
could they have been delivering? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not deliver?
could you not deliver?
could she not deliver?
could we not deliver?
could you not deliver?
could they not deliver? 	could I not be delivering?
could you not be delivering?
could she not be delivering?
could we not be delivering?
could you not be delivering?
could they not be delivering? 	could I not have delivered?
could you not have delivered?
could she not have delivered?
could we not have delivered?
could you not have delivered?
could they not have delivered? 	could I not have been delivering?
could you not have been delivering?
could she not have been delivering?
could we not have been delivering?
could you not have been delivering?
could they not have been delivering?