could correspond
Verbo regular: correspond - corresponded- corresponded

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could correspond
you could correspond
he could correspond
we could correspond
you could correspond
they could correspond 	I could be corresponding
you could be corresponding
he could be corresponding
we could be corresponding
you could be corresponding
they could be corresponding	I could have corresponded
you could have corresponded
he could have corresponded
we could have corresponded
you could have corresponded
they could have corresponded	I could have been corresponding
you could have been corresponding
he could have been corresponding
we could have been corresponding
you could have been corresponding
they could have been corresponding	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't correspond
you couldn't correspond
he couldn't correspond
we couldn't correspond
you couldn't correspond
they couldn't correspond 	I couldn't be corresponding
you couldn't be corresponding
he couldn't be corresponding
we couldn't be corresponding
you couldn't be corresponding
they couldn't be corresponding	I couldn't have corresponded
you couldn't have corresponded
he couldn't have corresponded
we couldn't have corresponded
you couldn't have corresponded
they couldn't have corresponded	I couldn't have been corresponding
you couldn't have been corresponding
he couldn't have been corresponding
we couldn't have been corresponding
you couldn't have been corresponding
they couldn't have been corresponding	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I correspond?
could you correspond?
could he correspond?
could we correspond?
could you correspond?
could they correspond? 	could I be corresponding?
could you be corresponding?
could he be corresponding?
could we be corresponding?
could you be corresponding?
could they be corresponding? 	could I have corresponded?
could you have corresponded?
could he have corresponded?
could we have corresponded?
could you have corresponded?
could they have corresponded? 	could I have been corresponding?
could you have been corresponding?
could he have been corresponding?
could we have been corresponding?
could you have been corresponding?
could they have been corresponding? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I correspond?
couldn't you correspond?
couldn't he correspond?
couldn't we correspond?
couldn't you correspond?
couldn't they correspond? 	couldn't I be corresponding?
couldn't you be corresponding?
couldn't he be corresponding?
couldn't we be corresponding?
couldn't you be corresponding?
couldn't they be corresponding? 	couldn't I have corresponded?
couldn't you have corresponded?
couldn't he have corresponded?
couldn't we have corresponded?
couldn't you have corresponded?
couldn't they have corresponded? 	couldn't I have been corresponding?
couldn't you have been corresponding?
couldn't he have been corresponding?
couldn't we have been corresponding?
couldn't you have been corresponding?
couldn't they have been corresponding?