must reform
Verbe régulier : reform - reformed- reformed
Traduction française : réformer - se corriger 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must reform
you must reform
she must reform
we must reform
you must reform
they must reform 	I must be reforming
you must be reforming
she must be reforming
we must be reforming
you must be reforming
they must be reforming	I must have reformed
you must have reformed
she must have reformed
we must have reformed
you must have reformed
they must have reformed	I must have been reforming
you must have been reforming
she must have been reforming
we must have been reforming
you must have been reforming
they must have been reforming	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't reform
you mustn't reform
she mustn't reform
we mustn't reform
you mustn't reform
they mustn't reform 	I mustn't be reforming
you mustn't be reforming
she mustn't be reforming
we mustn't be reforming
you mustn't be reforming
they mustn't be reforming	I mustn't have reformed
you mustn't have reformed
she mustn't have reformed
we mustn't have reformed
you mustn't have reformed
they mustn't have reformed	I mustn't have been reforming
you mustn't have been reforming
she mustn't have been reforming
we mustn't have been reforming
you mustn't have been reforming
they mustn't have been reforming	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I reform?
must you reform?
must she reform?
must we reform?
must you reform?
must they reform? 	must I be reforming?
must you be reforming?
must she be reforming?
must we be reforming?
must you be reforming?
must they be reforming? 	must I have reformed?
must you have reformed?
must she have reformed?
must we have reformed?
must you have reformed?
must they have reformed? 	must I have been reforming?
must you have been reforming?
must she have been reforming?
must we have been reforming?
must you have been reforming?
must they have been reforming? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I reform?
mustn't you reform?
mustn't she reform?
mustn't we reform?
mustn't you reform?
mustn't they reform? 	mustn't I be reforming?
mustn't you be reforming?
mustn't she be reforming?
mustn't we be reforming?
mustn't you be reforming?
mustn't they be reforming? 	mustn't I have reformed?
mustn't you have reformed?
mustn't she have reformed?
mustn't we have reformed?
mustn't you have reformed?
mustn't they have reformed? 	mustn't I have been reforming?
mustn't you have been reforming?
mustn't she have been reforming?
mustn't we have been reforming?
mustn't you have been reforming?
mustn't they have been reforming?