must whir
Verbe régulier : whir - whired- whired

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must whir
you must whir
she must whir
we must whir
you must whir
they must whir 	I must be whiring
you must be whiring
she must be whiring
we must be whiring
you must be whiring
they must be whiring	I must have whired
you must have whired
she must have whired
we must have whired
you must have whired
they must have whired	I must have been whiring
you must have been whiring
she must have been whiring
we must have been whiring
you must have been whiring
they must have been whiring	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't whir
you mustn't whir
she mustn't whir
we mustn't whir
you mustn't whir
they mustn't whir 	I mustn't be whiring
you mustn't be whiring
she mustn't be whiring
we mustn't be whiring
you mustn't be whiring
they mustn't be whiring	I mustn't have whired
you mustn't have whired
she mustn't have whired
we mustn't have whired
you mustn't have whired
they mustn't have whired	I mustn't have been whiring
you mustn't have been whiring
she mustn't have been whiring
we mustn't have been whiring
you mustn't have been whiring
they mustn't have been whiring	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I whir?
must you whir?
must she whir?
must we whir?
must you whir?
must they whir? 	must I be whiring?
must you be whiring?
must she be whiring?
must we be whiring?
must you be whiring?
must they be whiring? 	must I have whired?
must you have whired?
must she have whired?
must we have whired?
must you have whired?
must they have whired? 	must I have been whiring?
must you have been whiring?
must she have been whiring?
must we have been whiring?
must you have been whiring?
must they have been whiring? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I whir?
mustn't you whir?
mustn't she whir?
mustn't we whir?
mustn't you whir?
mustn't they whir? 	mustn't I be whiring?
mustn't you be whiring?
mustn't she be whiring?
mustn't we be whiring?
mustn't you be whiring?
mustn't they be whiring? 	mustn't I have whired?
mustn't you have whired?
mustn't she have whired?
mustn't we have whired?
mustn't you have whired?
mustn't they have whired? 	mustn't I have been whiring?
mustn't you have been whiring?
mustn't she have been whiring?
mustn't we have been whiring?
mustn't you have been whiring?
mustn't they have been whiring?