must furl
Verbe régulier : furl - furled- furled

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must furl
you must furl
she must furl
we must furl
you must furl
they must furl 	I must be furling
you must be furling
she must be furling
we must be furling
you must be furling
they must be furling	I must have furled
you must have furled
she must have furled
we must have furled
you must have furled
they must have furled	I must have been furling
you must have been furling
she must have been furling
we must have been furling
you must have been furling
they must have been furling	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't furl
you mustn't furl
she mustn't furl
we mustn't furl
you mustn't furl
they mustn't furl 	I mustn't be furling
you mustn't be furling
she mustn't be furling
we mustn't be furling
you mustn't be furling
they mustn't be furling	I mustn't have furled
you mustn't have furled
she mustn't have furled
we mustn't have furled
you mustn't have furled
they mustn't have furled	I mustn't have been furling
you mustn't have been furling
she mustn't have been furling
we mustn't have been furling
you mustn't have been furling
they mustn't have been furling	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I furl?
must you furl?
must she furl?
must we furl?
must you furl?
must they furl? 	must I be furling?
must you be furling?
must she be furling?
must we be furling?
must you be furling?
must they be furling? 	must I have furled?
must you have furled?
must she have furled?
must we have furled?
must you have furled?
must they have furled? 	must I have been furling?
must you have been furling?
must she have been furling?
must we have been furling?
must you have been furling?
must they have been furling? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I furl?
mustn't you furl?
mustn't she furl?
mustn't we furl?
mustn't you furl?
mustn't they furl? 	mustn't I be furling?
mustn't you be furling?
mustn't she be furling?
mustn't we be furling?
mustn't you be furling?
mustn't they be furling? 	mustn't I have furled?
mustn't you have furled?
mustn't she have furled?
mustn't we have furled?
mustn't you have furled?
mustn't they have furled? 	mustn't I have been furling?
mustn't you have been furling?
mustn't she have been furling?
mustn't we have been furling?
mustn't you have been furling?
mustn't they have been furling?