must bolster
Verbe régulier : bolster - bolstered- bolstered
Traduction française : soutenir - rembourrer 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must bolster
you must bolster
he must bolster
we must bolster
you must bolster
they must bolster 	I must be bolstering
you must be bolstering
he must be bolstering
we must be bolstering
you must be bolstering
they must be bolstering	I must have bolstered
you must have bolstered
he must have bolstered
we must have bolstered
you must have bolstered
they must have bolstered	I must have been bolstering
you must have been bolstering
he must have been bolstering
we must have been bolstering
you must have been bolstering
they must have been bolstering	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't bolster
you mustn't bolster
he mustn't bolster
we mustn't bolster
you mustn't bolster
they mustn't bolster 	I mustn't be bolstering
you mustn't be bolstering
he mustn't be bolstering
we mustn't be bolstering
you mustn't be bolstering
they mustn't be bolstering	I mustn't have bolstered
you mustn't have bolstered
he mustn't have bolstered
we mustn't have bolstered
you mustn't have bolstered
they mustn't have bolstered	I mustn't have been bolstering
you mustn't have been bolstering
he mustn't have been bolstering
we mustn't have been bolstering
you mustn't have been bolstering
they mustn't have been bolstering	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I bolster?
must you bolster?
must he bolster?
must we bolster?
must you bolster?
must they bolster? 	must I be bolstering?
must you be bolstering?
must he be bolstering?
must we be bolstering?
must you be bolstering?
must they be bolstering? 	must I have bolstered?
must you have bolstered?
must he have bolstered?
must we have bolstered?
must you have bolstered?
must they have bolstered? 	must I have been bolstering?
must you have been bolstering?
must he have been bolstering?
must we have been bolstering?
must you have been bolstering?
must they have been bolstering? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I bolster?
mustn't you bolster?
mustn't he bolster?
mustn't we bolster?
mustn't you bolster?
mustn't they bolster? 	mustn't I be bolstering?
mustn't you be bolstering?
mustn't he be bolstering?
mustn't we be bolstering?
mustn't you be bolstering?
mustn't they be bolstering? 	mustn't I have bolstered?
mustn't you have bolstered?
mustn't he have bolstered?
mustn't we have bolstered?
mustn't you have bolstered?
mustn't they have bolstered? 	mustn't I have been bolstering?
mustn't you have been bolstering?
mustn't he have been bolstering?
mustn't we have been bolstering?
mustn't you have been bolstering?
mustn't they have been bolstering?