must prefurnish
Verbe régulier : prefurnish - prefurnished- prefurnished

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must prefurnish
you must prefurnish
she must prefurnish
we must prefurnish
you must prefurnish
they must prefurnish 	I must be prefurnishing
you must be prefurnishing
she must be prefurnishing
we must be prefurnishing
you must be prefurnishing
they must be prefurnishing	I must have prefurnished
you must have prefurnished
she must have prefurnished
we must have prefurnished
you must have prefurnished
they must have prefurnished	I must have been prefurnishing
you must have been prefurnishing
she must have been prefurnishing
we must have been prefurnishing
you must have been prefurnishing
they must have been prefurnishing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't prefurnish
you mustn't prefurnish
she mustn't prefurnish
we mustn't prefurnish
you mustn't prefurnish
they mustn't prefurnish 	I mustn't be prefurnishing
you mustn't be prefurnishing
she mustn't be prefurnishing
we mustn't be prefurnishing
you mustn't be prefurnishing
they mustn't be prefurnishing	I mustn't have prefurnished
you mustn't have prefurnished
she mustn't have prefurnished
we mustn't have prefurnished
you mustn't have prefurnished
they mustn't have prefurnished	I mustn't have been prefurnishing
you mustn't have been prefurnishing
she mustn't have been prefurnishing
we mustn't have been prefurnishing
you mustn't have been prefurnishing
they mustn't have been prefurnishing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I prefurnish?
must you prefurnish?
must she prefurnish?
must we prefurnish?
must you prefurnish?
must they prefurnish? 	must I be prefurnishing?
must you be prefurnishing?
must she be prefurnishing?
must we be prefurnishing?
must you be prefurnishing?
must they be prefurnishing? 	must I have prefurnished?
must you have prefurnished?
must she have prefurnished?
must we have prefurnished?
must you have prefurnished?
must they have prefurnished? 	must I have been prefurnishing?
must you have been prefurnishing?
must she have been prefurnishing?
must we have been prefurnishing?
must you have been prefurnishing?
must they have been prefurnishing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I prefurnish?
mustn't you prefurnish?
mustn't she prefurnish?
mustn't we prefurnish?
mustn't you prefurnish?
mustn't they prefurnish? 	mustn't I be prefurnishing?
mustn't you be prefurnishing?
mustn't she be prefurnishing?
mustn't we be prefurnishing?
mustn't you be prefurnishing?
mustn't they be prefurnishing? 	mustn't I have prefurnished?
mustn't you have prefurnished?
mustn't she have prefurnished?
mustn't we have prefurnished?
mustn't you have prefurnished?
mustn't they have prefurnished? 	mustn't I have been prefurnishing?
mustn't you have been prefurnishing?
mustn't she have been prefurnishing?
mustn't we have been prefurnishing?
mustn't you have been prefurnishing?
mustn't they have been prefurnishing?