must ladder
Verbe régulier : ladder - laddered- laddered
Traduction française : (UK) filer - (UK) filer 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must ladder
you must ladder
he must ladder
we must ladder
you must ladder
they must ladder 	I must be laddering
you must be laddering
he must be laddering
we must be laddering
you must be laddering
they must be laddering	I must have laddered
you must have laddered
he must have laddered
we must have laddered
you must have laddered
they must have laddered	I must have been laddering
you must have been laddering
he must have been laddering
we must have been laddering
you must have been laddering
they must have been laddering	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't ladder
you mustn't ladder
he mustn't ladder
we mustn't ladder
you mustn't ladder
they mustn't ladder 	I mustn't be laddering
you mustn't be laddering
he mustn't be laddering
we mustn't be laddering
you mustn't be laddering
they mustn't be laddering	I mustn't have laddered
you mustn't have laddered
he mustn't have laddered
we mustn't have laddered
you mustn't have laddered
they mustn't have laddered	I mustn't have been laddering
you mustn't have been laddering
he mustn't have been laddering
we mustn't have been laddering
you mustn't have been laddering
they mustn't have been laddering	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I ladder?
must you ladder?
must he ladder?
must we ladder?
must you ladder?
must they ladder? 	must I be laddering?
must you be laddering?
must he be laddering?
must we be laddering?
must you be laddering?
must they be laddering? 	must I have laddered?
must you have laddered?
must he have laddered?
must we have laddered?
must you have laddered?
must they have laddered? 	must I have been laddering?
must you have been laddering?
must he have been laddering?
must we have been laddering?
must you have been laddering?
must they have been laddering? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I ladder?
mustn't you ladder?
mustn't he ladder?
mustn't we ladder?
mustn't you ladder?
mustn't they ladder? 	mustn't I be laddering?
mustn't you be laddering?
mustn't he be laddering?
mustn't we be laddering?
mustn't you be laddering?
mustn't they be laddering? 	mustn't I have laddered?
mustn't you have laddered?
mustn't he have laddered?
mustn't we have laddered?
mustn't you have laddered?
mustn't they have laddered? 	mustn't I have been laddering?
mustn't you have been laddering?
mustn't he have been laddering?
mustn't we have been laddering?
mustn't you have been laddering?
mustn't they have been laddering?