ought to referee
Verbe régulier : referee - refereed- refereed
Traduction française : arbitrer - être arbitre 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I ought to referee
you ought to referee
she ought to referee
we ought to referee
you ought to referee
they ought to referee 	I ought to be refereeing
you ought to be refereeing
she ought to be refereeing
we ought to be refereeing
you ought to be refereeing
they ought to be refereeing	I ought to have refereed
you ought to have refereed
she ought to have refereed
we ought to have refereed
you ought to have refereed
they ought to have refereed	I ought to have been refereeing
you ought to have been refereeing
she ought to have been refereeing
we ought to have been refereeing
you ought to have been refereeing
they ought to have been refereeing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I oughtn't to referee
you oughtn't to referee
she oughtn't to referee
we oughtn't to referee
you oughtn't to referee
they oughtn't to referee 	I oughtn't to be refereeing
you oughtn't to be refereeing
she oughtn't to be refereeing
we oughtn't to be refereeing
you oughtn't to be refereeing
they oughtn't to be refereeing	I oughtn't to have refereed
you oughtn't to have refereed
she oughtn't to have refereed
we oughtn't to have refereed
you oughtn't to have refereed
they oughtn't to have refereed	I oughtn't to have been refereeing
you oughtn't to have been refereeing
she oughtn't to have been refereeing
we oughtn't to have been refereeing
you oughtn't to have been refereeing
they oughtn't to have been refereeing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
ought to I referee?
ought to you referee?
ought to she referee?
ought to we referee?
ought to you referee?
ought to they referee? 	ought to I be refereeing?
ought to you be refereeing?
ought to she be refereeing?
ought to we be refereeing?
ought to you be refereeing?
ought to they be refereeing? 	ought to I have refereed?
ought to you have refereed?
ought to she have refereed?
ought to we have refereed?
ought to you have refereed?
ought to they have refereed? 	ought to I have been refereeing?
ought to you have been refereeing?
ought to she have been refereeing?
ought to we have been refereeing?
ought to you have been refereeing?
ought to they have been refereeing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
oughtn't I to referee?
oughtn't you to referee?
oughtn't she to referee?
oughtn't we to referee?
oughtn't you to referee?
oughtn't they to referee? 	oughtn't I to be refereeing?
oughtn't you to be refereeing?
oughtn't she to be refereeing?
oughtn't we to be refereeing?
oughtn't you to be refereeing?
oughtn't they to be refereeing? 	oughtn't I to have refereed?
oughtn't you to have refereed?
oughtn't she to have refereed?
oughtn't we to have refereed?
oughtn't you to have refereed?
oughtn't they to have refereed? 	oughtn't I to have been refereeing?
oughtn't you to have been refereeing?
oughtn't she to have been refereeing?
oughtn't we to have been refereeing?
oughtn't you to have been refereeing?
oughtn't they to have been refereeing?