ought to countersign
Verbo regolare: countersign - countersigned- countersigned

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I ought to countersign
you ought to countersign
he ought to countersign
we ought to countersign
you ought to countersign
they ought to countersign 	I ought to be countersigning
you ought to be countersigning
he ought to be countersigning
we ought to be countersigning
you ought to be countersigning
they ought to be countersigning	I ought to have countersigned
you ought to have countersigned
he ought to have countersigned
we ought to have countersigned
you ought to have countersigned
they ought to have countersigned	I ought to have been countersigning
you ought to have been countersigning
he ought to have been countersigning
we ought to have been countersigning
you ought to have been countersigning
they ought to have been countersigning	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I oughtn't to countersign
you oughtn't to countersign
he oughtn't to countersign
we oughtn't to countersign
you oughtn't to countersign
they oughtn't to countersign 	I oughtn't to be countersigning
you oughtn't to be countersigning
he oughtn't to be countersigning
we oughtn't to be countersigning
you oughtn't to be countersigning
they oughtn't to be countersigning	I oughtn't to have countersigned
you oughtn't to have countersigned
he oughtn't to have countersigned
we oughtn't to have countersigned
you oughtn't to have countersigned
they oughtn't to have countersigned	I oughtn't to have been countersigning
you oughtn't to have been countersigning
he oughtn't to have been countersigning
we oughtn't to have been countersigning
you oughtn't to have been countersigning
they oughtn't to have been countersigning	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
ought to I countersign?
ought to you countersign?
ought to he countersign?
ought to we countersign?
ought to you countersign?
ought to they countersign? 	ought to I be countersigning?
ought to you be countersigning?
ought to he be countersigning?
ought to we be countersigning?
ought to you be countersigning?
ought to they be countersigning? 	ought to I have countersigned?
ought to you have countersigned?
ought to he have countersigned?
ought to we have countersigned?
ought to you have countersigned?
ought to they have countersigned? 	ought to I have been countersigning?
ought to you have been countersigning?
ought to he have been countersigning?
ought to we have been countersigning?
ought to you have been countersigning?
ought to they have been countersigning? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
oughtn't I to countersign?
oughtn't you to countersign?
oughtn't he to countersign?
oughtn't we to countersign?
oughtn't you to countersign?
oughtn't they to countersign? 	oughtn't I to be countersigning?
oughtn't you to be countersigning?
oughtn't he to be countersigning?
oughtn't we to be countersigning?
oughtn't you to be countersigning?
oughtn't they to be countersigning? 	oughtn't I to have countersigned?
oughtn't you to have countersigned?
oughtn't he to have countersigned?
oughtn't we to have countersigned?
oughtn't you to have countersigned?
oughtn't they to have countersigned? 	oughtn't I to have been countersigning?
oughtn't you to have been countersigning?
oughtn't he to have been countersigning?
oughtn't we to have been countersigning?
oughtn't you to have been countersigning?
oughtn't they to have been countersigning?