must rough
Verbe régulier : rough - roughed- roughed
Traduction française : (UK) vivre à la dure 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must rough
you must rough
he must rough
we must rough
you must rough
they must rough 	I must be roughing
you must be roughing
he must be roughing
we must be roughing
you must be roughing
they must be roughing	I must have roughed
you must have roughed
he must have roughed
we must have roughed
you must have roughed
they must have roughed	I must have been roughing
you must have been roughing
he must have been roughing
we must have been roughing
you must have been roughing
they must have been roughing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't rough
you mustn't rough
he mustn't rough
we mustn't rough
you mustn't rough
they mustn't rough 	I mustn't be roughing
you mustn't be roughing
he mustn't be roughing
we mustn't be roughing
you mustn't be roughing
they mustn't be roughing	I mustn't have roughed
you mustn't have roughed
he mustn't have roughed
we mustn't have roughed
you mustn't have roughed
they mustn't have roughed	I mustn't have been roughing
you mustn't have been roughing
he mustn't have been roughing
we mustn't have been roughing
you mustn't have been roughing
they mustn't have been roughing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I rough?
must you rough?
must he rough?
must we rough?
must you rough?
must they rough? 	must I be roughing?
must you be roughing?
must he be roughing?
must we be roughing?
must you be roughing?
must they be roughing? 	must I have roughed?
must you have roughed?
must he have roughed?
must we have roughed?
must you have roughed?
must they have roughed? 	must I have been roughing?
must you have been roughing?
must he have been roughing?
must we have been roughing?
must you have been roughing?
must they have been roughing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I rough?
mustn't you rough?
mustn't he rough?
mustn't we rough?
mustn't you rough?
mustn't they rough? 	mustn't I be roughing?
mustn't you be roughing?
mustn't he be roughing?
mustn't we be roughing?
mustn't you be roughing?
mustn't they be roughing? 	mustn't I have roughed?
mustn't you have roughed?
mustn't he have roughed?
mustn't we have roughed?
mustn't you have roughed?
mustn't they have roughed? 	mustn't I have been roughing?
mustn't you have been roughing?
mustn't he have been roughing?
mustn't we have been roughing?
mustn't you have been roughing?
mustn't they have been roughing?