could optimize
Verbo regular: optimize - optimized- optimized

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could optimize
you could optimize
she could optimize
we could optimize
you could optimize
they could optimize 	I could be optimizing
you could be optimizing
she could be optimizing
we could be optimizing
you could be optimizing
they could be optimizing	I could have optimized
you could have optimized
she could have optimized
we could have optimized
you could have optimized
they could have optimized	I could have been optimizing
you could have been optimizing
she could have been optimizing
we could have been optimizing
you could have been optimizing
they could have been optimizing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not optimize
you could not optimize
she could not optimize
we could not optimize
you could not optimize
they could not optimize 	I could not be optimizing
you could not be optimizing
she could not be optimizing
we could not be optimizing
you could not be optimizing
they could not be optimizing	I could not have optimized
you could not have optimized
she could not have optimized
we could not have optimized
you could not have optimized
they could not have optimized	I could not have been optimizing
you could not have been optimizing
she could not have been optimizing
we could not have been optimizing
you could not have been optimizing
they could not have been optimizing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I optimize?
could you optimize?
could she optimize?
could we optimize?
could you optimize?
could they optimize? 	could I be optimizing?
could you be optimizing?
could she be optimizing?
could we be optimizing?
could you be optimizing?
could they be optimizing? 	could I have optimized?
could you have optimized?
could she have optimized?
could we have optimized?
could you have optimized?
could they have optimized? 	could I have been optimizing?
could you have been optimizing?
could she have been optimizing?
could we have been optimizing?
could you have been optimizing?
could they have been optimizing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not optimize?
could you not optimize?
could she not optimize?
could we not optimize?
could you not optimize?
could they not optimize? 	could I not be optimizing?
could you not be optimizing?
could she not be optimizing?
could we not be optimizing?
could you not be optimizing?
could they not be optimizing? 	could I not have optimized?
could you not have optimized?
could she not have optimized?
could we not have optimized?
could you not have optimized?
could they not have optimized? 	could I not have been optimizing?
could you not have been optimizing?
could she not have been optimizing?
could we not have been optimizing?
could you not have been optimizing?
could they not have been optimizing?