must propel
Verbe régulier : propel - propelled- propelled
Traduction française : propulser - faire avancer 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must propel
you must propel
he must propel
we must propel
you must propel
they must propel 	I must be propelling
you must be propelling
he must be propelling
we must be propelling
you must be propelling
they must be propelling	I must have propelled
you must have propelled
he must have propelled
we must have propelled
you must have propelled
they must have propelled	I must have been propelling
you must have been propelling
he must have been propelling
we must have been propelling
you must have been propelling
they must have been propelling	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't propel
you mustn't propel
he mustn't propel
we mustn't propel
you mustn't propel
they mustn't propel 	I mustn't be propelling
you mustn't be propelling
he mustn't be propelling
we mustn't be propelling
you mustn't be propelling
they mustn't be propelling	I mustn't have propelled
you mustn't have propelled
he mustn't have propelled
we mustn't have propelled
you mustn't have propelled
they mustn't have propelled	I mustn't have been propelling
you mustn't have been propelling
he mustn't have been propelling
we mustn't have been propelling
you mustn't have been propelling
they mustn't have been propelling	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I propel?
must you propel?
must he propel?
must we propel?
must you propel?
must they propel? 	must I be propelling?
must you be propelling?
must he be propelling?
must we be propelling?
must you be propelling?
must they be propelling? 	must I have propelled?
must you have propelled?
must he have propelled?
must we have propelled?
must you have propelled?
must they have propelled? 	must I have been propelling?
must you have been propelling?
must he have been propelling?
must we have been propelling?
must you have been propelling?
must they have been propelling? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I propel?
mustn't you propel?
mustn't he propel?
mustn't we propel?
mustn't you propel?
mustn't they propel? 	mustn't I be propelling?
mustn't you be propelling?
mustn't he be propelling?
mustn't we be propelling?
mustn't you be propelling?
mustn't they be propelling? 	mustn't I have propelled?
mustn't you have propelled?
mustn't he have propelled?
mustn't we have propelled?
mustn't you have propelled?
mustn't they have propelled? 	mustn't I have been propelling?
mustn't you have been propelling?
mustn't he have been propelling?
mustn't we have been propelling?
mustn't you have been propelling?
mustn't they have been propelling?