would countersign
Verbo regular: countersign - countersigned- countersigned

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I would countersign
you would countersign
he would countersign
we would countersign
you would countersign
they would countersign 	I would be countersigning
you would be countersigning
he would be countersigning
we would be countersigning
you would be countersigning
they would be countersigning	I would have countersigned
you would have countersigned
he would have countersigned
we would have countersigned
you would have countersigned
they would have countersigned	I would have been countersigning
you would have been countersigning
he would have been countersigning
we would have been countersigning
you would have been countersigning
they would have been countersigning	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I would not countersign
you would not countersign
he would not countersign
we would not countersign
you would not countersign
they would not countersign 	I would not be countersigning
you would not be countersigning
he would not be countersigning
we would not be countersigning
you would not be countersigning
they would not be countersigning	I would not have countersigned
you would not have countersigned
he would not have countersigned
we would not have countersigned
you would not have countersigned
they would not have countersigned	I would not have been countersigning
you would not have been countersigning
he would not have been countersigning
we would not have been countersigning
you would not have been countersigning
they would not have been countersigning	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
would I countersign?
would you countersign?
would he countersign?
would we countersign?
would you countersign?
would they countersign? 	would I be countersigning?
would you be countersigning?
would he be countersigning?
would we be countersigning?
would you be countersigning?
would they be countersigning? 	would I have countersigned?
would you have countersigned?
would he have countersigned?
would we have countersigned?
would you have countersigned?
would they have countersigned? 	would I have been countersigning?
would you have been countersigning?
would he have been countersigning?
would we have been countersigning?
would you have been countersigning?
would they have been countersigning? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
would I not countersign?
would you not countersign?
would he not countersign?
would we not countersign?
would you not countersign?
would they not countersign? 	would I not be countersigning?
would you not be countersigning?
would he not be countersigning?
would we not be countersigning?
would you not be countersigning?
would they not be countersigning? 	would I not have countersigned?
would you not have countersigned?
would he not have countersigned?
would we not have countersigned?
would you not have countersigned?
would they not have countersigned? 	would I not have been countersigning?
would you not have been countersigning?
would he not have been countersigning?
would we not have been countersigning?
would you not have been countersigning?
would they not have been countersigning?