must spear
Verbe régulier : spear - speared- speared
Traduction française : transpercer d'un coup de lance - piquer 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must spear
you must spear
he must spear
we must spear
you must spear
they must spear 	I must be spearing
you must be spearing
he must be spearing
we must be spearing
you must be spearing
they must be spearing	I must have speared
you must have speared
he must have speared
we must have speared
you must have speared
they must have speared	I must have been spearing
you must have been spearing
he must have been spearing
we must have been spearing
you must have been spearing
they must have been spearing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't spear
you mustn't spear
he mustn't spear
we mustn't spear
you mustn't spear
they mustn't spear 	I mustn't be spearing
you mustn't be spearing
he mustn't be spearing
we mustn't be spearing
you mustn't be spearing
they mustn't be spearing	I mustn't have speared
you mustn't have speared
he mustn't have speared
we mustn't have speared
you mustn't have speared
they mustn't have speared	I mustn't have been spearing
you mustn't have been spearing
he mustn't have been spearing
we mustn't have been spearing
you mustn't have been spearing
they mustn't have been spearing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I spear?
must you spear?
must he spear?
must we spear?
must you spear?
must they spear? 	must I be spearing?
must you be spearing?
must he be spearing?
must we be spearing?
must you be spearing?
must they be spearing? 	must I have speared?
must you have speared?
must he have speared?
must we have speared?
must you have speared?
must they have speared? 	must I have been spearing?
must you have been spearing?
must he have been spearing?
must we have been spearing?
must you have been spearing?
must they have been spearing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I spear?
mustn't you spear?
mustn't he spear?
mustn't we spear?
mustn't you spear?
mustn't they spear? 	mustn't I be spearing?
mustn't you be spearing?
mustn't he be spearing?
mustn't we be spearing?
mustn't you be spearing?
mustn't they be spearing? 	mustn't I have speared?
mustn't you have speared?
mustn't he have speared?
mustn't we have speared?
mustn't you have speared?
mustn't they have speared? 	mustn't I have been spearing?
mustn't you have been spearing?
mustn't he have been spearing?
mustn't we have been spearing?
mustn't you have been spearing?
mustn't they have been spearing?