could assign
Verbo regular: assign - assigned- assigned

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could assign
you could assign
he could assign
we could assign
you could assign
they could assign 	I could be assigning
you could be assigning
he could be assigning
we could be assigning
you could be assigning
they could be assigning	I could have assigned
you could have assigned
he could have assigned
we could have assigned
you could have assigned
they could have assigned	I could have been assigning
you could have been assigning
he could have been assigning
we could have been assigning
you could have been assigning
they could have been assigning	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not assign
you could not assign
he could not assign
we could not assign
you could not assign
they could not assign 	I could not be assigning
you could not be assigning
he could not be assigning
we could not be assigning
you could not be assigning
they could not be assigning	I could not have assigned
you could not have assigned
he could not have assigned
we could not have assigned
you could not have assigned
they could not have assigned	I could not have been assigning
you could not have been assigning
he could not have been assigning
we could not have been assigning
you could not have been assigning
they could not have been assigning	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I assign?
could you assign?
could he assign?
could we assign?
could you assign?
could they assign? 	could I be assigning?
could you be assigning?
could he be assigning?
could we be assigning?
could you be assigning?
could they be assigning? 	could I have assigned?
could you have assigned?
could he have assigned?
could we have assigned?
could you have assigned?
could they have assigned? 	could I have been assigning?
could you have been assigning?
could he have been assigning?
could we have been assigning?
could you have been assigning?
could they have been assigning? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not assign?
could you not assign?
could he not assign?
could we not assign?
could you not assign?
could they not assign? 	could I not be assigning?
could you not be assigning?
could he not be assigning?
could we not be assigning?
could you not be assigning?
could they not be assigning? 	could I not have assigned?
could you not have assigned?
could he not have assigned?
could we not have assigned?
could you not have assigned?
could they not have assigned? 	could I not have been assigning?
could you not have been assigning?
could he not have been assigning?
could we not have been assigning?
could you not have been assigning?
could they not have been assigning?