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 must not refute
you must not refute
she must not refute
we must not refute
you must not refute
they must not refute 	I must not be refuting
you must not be refuting
she must not be refuting
we must not be refuting
you must not be refuting
they must not be refuting	I must not have refuted
you must not have refuted
she must not have refuted
we must not have refuted
you must not have refuted
they must not have refuted	I must not have been refuting
you must not have been refuting
she must not have been refuting
we must not have been refuting
you must not have been refuting
they must not 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 	
must I not refute?
must you not refute?
must she not refute?
must we not refute?
must you not refute?
must they not refute? 	must I not be refuting?
must you not be refuting?
must she not be refuting?
must we not be refuting?
must you not be refuting?
must they not be refuting? 	must I not have refuted?
must you not have refuted?
must she not have refuted?
must we not have refuted?
must you not have refuted?
must they not have refuted? 	must I not have been refuting?
must you not have been refuting?
must she not have been refuting?
must we not have been refuting?
must you not have been refuting?
must they not have been refuting?