must upwell
Verbe régulier : upwell - upwelled- upwelled

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must upwell
you must upwell
he must upwell
we must upwell
you must upwell
they must upwell 	I must be upwelling
you must be upwelling
he must be upwelling
we must be upwelling
you must be upwelling
they must be upwelling	I must have upwelled
you must have upwelled
he must have upwelled
we must have upwelled
you must have upwelled
they must have upwelled	I must have been upwelling
you must have been upwelling
he must have been upwelling
we must have been upwelling
you must have been upwelling
they must have been upwelling	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't upwell
you mustn't upwell
he mustn't upwell
we mustn't upwell
you mustn't upwell
they mustn't upwell 	I mustn't be upwelling
you mustn't be upwelling
he mustn't be upwelling
we mustn't be upwelling
you mustn't be upwelling
they mustn't be upwelling	I mustn't have upwelled
you mustn't have upwelled
he mustn't have upwelled
we mustn't have upwelled
you mustn't have upwelled
they mustn't have upwelled	I mustn't have been upwelling
you mustn't have been upwelling
he mustn't have been upwelling
we mustn't have been upwelling
you mustn't have been upwelling
they mustn't have been upwelling	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I upwell?
must you upwell?
must he upwell?
must we upwell?
must you upwell?
must they upwell? 	must I be upwelling?
must you be upwelling?
must he be upwelling?
must we be upwelling?
must you be upwelling?
must they be upwelling? 	must I have upwelled?
must you have upwelled?
must he have upwelled?
must we have upwelled?
must you have upwelled?
must they have upwelled? 	must I have been upwelling?
must you have been upwelling?
must he have been upwelling?
must we have been upwelling?
must you have been upwelling?
must they have been upwelling? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I upwell?
mustn't you upwell?
mustn't he upwell?
mustn't we upwell?
mustn't you upwell?
mustn't they upwell? 	mustn't I be upwelling?
mustn't you be upwelling?
mustn't he be upwelling?
mustn't we be upwelling?
mustn't you be upwelling?
mustn't they be upwelling? 	mustn't I have upwelled?
mustn't you have upwelled?
mustn't he have upwelled?
mustn't we have upwelled?
mustn't you have upwelled?
mustn't they have upwelled? 	mustn't I have been upwelling?
mustn't you have been upwelling?
mustn't he have been upwelling?
mustn't we have been upwelling?
mustn't you have been upwelling?
mustn't they have been upwelling?