must rebut
Verbe régulier : rebut - rebuted- rebuted
Traduction française : réfuter 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must rebut
you must rebut
he must rebut
we must rebut
you must rebut
they must rebut 	I must be rebuting
you must be rebuting
he must be rebuting
we must be rebuting
you must be rebuting
they must be rebuting	I must have rebuted
you must have rebuted
he must have rebuted
we must have rebuted
you must have rebuted
they must have rebuted	I must have been rebuting
you must have been rebuting
he must have been rebuting
we must have been rebuting
you must have been rebuting
they must have been rebuting	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not rebut
you must not rebut
he must not rebut
we must not rebut
you must not rebut
they must not rebut 	I must not be rebuting
you must not be rebuting
he must not be rebuting
we must not be rebuting
you must not be rebuting
they must not be rebuting	I must not have rebuted
you must not have rebuted
he must not have rebuted
we must not have rebuted
you must not have rebuted
they must not have rebuted	I must not have been rebuting
you must not have been rebuting
he must not have been rebuting
we must not have been rebuting
you must not have been rebuting
they must not have been rebuting	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I rebut?
must you rebut?
must he rebut?
must we rebut?
must you rebut?
must they rebut? 	must I be rebuting?
must you be rebuting?
must he be rebuting?
must we be rebuting?
must you be rebuting?
must they be rebuting? 	must I have rebuted?
must you have rebuted?
must he have rebuted?
must we have rebuted?
must you have rebuted?
must they have rebuted? 	must I have been rebuting?
must you have been rebuting?
must he have been rebuting?
must we have been rebuting?
must you have been rebuting?
must they have been rebuting? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not rebut?
must you not rebut?
must he not rebut?
must we not rebut?
must you not rebut?
must they not rebut? 	must I not be rebuting?
must you not be rebuting?
must he not be rebuting?
must we not be rebuting?
must you not be rebuting?
must they not be rebuting? 	must I not have rebuted?
must you not have rebuted?
must he not have rebuted?
must we not have rebuted?
must you not have rebuted?
must they not have rebuted? 	must I not have been rebuting?
must you not have been rebuting?
must he not have been rebuting?
must we not have been rebuting?
must you not have been rebuting?
must they not have been rebuting?