might countersign
Verbo regular: countersign - countersigned- countersigned

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

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I mightn't countersign
you mightn't countersign
she mightn't countersign
we mightn't countersign
you mightn't countersign
they mightn't countersign 	I mightn't be countersigning
you mightn't be countersigning
she mightn't be countersigning
we mightn't be countersigning
you mightn't be countersigning
they mightn't be countersigning	I mightn't have countersigned
you mightn't have countersigned
she mightn't have countersigned
we mightn't have countersigned
you mightn't have countersigned
they mightn't have countersigned	I mightn't have been countersigning
you mightn't have been countersigning
she mightn't have been countersigning
we mightn't have been countersigning
you mightn't have been countersigning
they mightn't have been countersigning	

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

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
mightn't I countersign?
mightn't you countersign?
mightn't she countersign?
mightn't we countersign?
mightn't you countersign?
mightn't they countersign? 	mightn't I be countersigning?
mightn't you be countersigning?
mightn't she be countersigning?
mightn't we be countersigning?
mightn't you be countersigning?
mightn't they be countersigning? 	mightn't I have countersigned?
mightn't you have countersigned?
mightn't she have countersigned?
mightn't we have countersigned?
mightn't you have countersigned?
mightn't they have countersigned? 	mightn't I have been countersigning?
mightn't you have been countersigning?
mightn't she have been countersigning?
mightn't we have been countersigning?
mightn't you have been countersigning?
mightn't they have been countersigning?