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
he 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
he 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
he 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
he 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 ought not to referee
you ought not to referee
he ought not to referee
we ought not to referee
you ought not to referee
they ought not to referee 	I ought not to refereeing
you ought not to refereeing
he ought not to refereeing
we ought not to refereeing
you ought not to refereeing
they ought not to refereeing	I ought not to have refereed
you ought not to have refereed
he ought not to have refereed
we ought not to have refereed
you ought not to have refereed
they ought not to have refereed	I ought not to have been refereeing
you ought not to have been refereeing
he ought not to have been refereeing
we ought not to have been refereeing
you ought not to have been refereeing
they ought not 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 he 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 he 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 he 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 he 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 	
ought I not to referee?
ought you not to referee?
ought he not to referee?
ought we not to referee?
ought you not to referee?
ought they not to referee? 	ought I not to be refereeing?
ought you not to be refereeing?
ought he not to be refereeing?
ought we not to be refereeing?
ought you not to be refereeing?
ought they not to be refereeing? 	ought I not to have refereed?
ought you not to have refereed?
ought he not to have refereed?
ought we not to have refereed?
ought you not to have refereed?
ought they not to have refereed? 	ought I not to have been refereeing?
ought you not to have been refereeing?
ought he not to have been refereeing?
ought we not to have been refereeing?
ought you not to have been refereeing?
ought they not to have been refereeing?