must refute
Verbe régulier : refute - refuted- refuted
Traduction française : réfuter - nier 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must refute
you must refute
she must refute
we must refute
you must refute
they must refute 	I must be refuting
you must be refuting
she must be refuting
we must be refuting
you must be refuting
they must be refuting	I must have refuted
you must have refuted
she must have refuted
we must have refuted
you must have refuted
they must have refuted	I must have been refuting
you must have been refuting
she must have been refuting
we must have been refuting
you must have been refuting
they must have been refuting	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't refute
you mustn't refute
she mustn't refute
we mustn't refute
you mustn't refute
they mustn't refute 	I mustn't be refuting
you mustn't be refuting
she mustn't be refuting
we mustn't be refuting
you mustn't be refuting
they mustn't be refuting	I mustn't have refuted
you mustn't have refuted
she mustn't have refuted
we mustn't have refuted
you mustn't have refuted
they mustn't have refuted	I mustn't have been refuting
you mustn't have been refuting
she mustn't have been refuting
we mustn't have been refuting
you mustn't have been refuting
they mustn't have been refuting	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I refute?
must you refute?
must she refute?
must we refute?
must you refute?
must they refute? 	must I be refuting?
must you be refuting?
must she be refuting?
must we be refuting?
must you be refuting?
must they be refuting? 	must I have refuted?
must you have refuted?
must she have refuted?
must we have refuted?
must you have refuted?
must they have refuted? 	must I have been refuting?
must you have been refuting?
must she have been refuting?
must we have been refuting?
must you have been refuting?
must they have been refuting? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I refute?
mustn't you refute?
mustn't she refute?
mustn't we refute?
mustn't you refute?
mustn't they refute? 	mustn't I be refuting?
mustn't you be refuting?
mustn't she be refuting?
mustn't we be refuting?
mustn't you be refuting?
mustn't they be refuting? 	mustn't I have refuted?
mustn't you have refuted?
mustn't she have refuted?
mustn't we have refuted?
mustn't you have refuted?
mustn't they have refuted? 	mustn't I have been refuting?
mustn't you have been refuting?
mustn't she have been refuting?
mustn't we have been refuting?
mustn't you have been refuting?
mustn't they have been refuting?