must tailspin
Verbe régulier : tailspin - tailspined- tailspined

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must tailspin
you must tailspin
he must tailspin
we must tailspin
you must tailspin
they must tailspin 	I must be tailspining
you must be tailspining
he must be tailspining
we must be tailspining
you must be tailspining
they must be tailspining	I must have tailspined
you must have tailspined
he must have tailspined
we must have tailspined
you must have tailspined
they must have tailspined	I must have been tailspining
you must have been tailspining
he must have been tailspining
we must have been tailspining
you must have been tailspining
they must have been tailspining	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't tailspin
you mustn't tailspin
he mustn't tailspin
we mustn't tailspin
you mustn't tailspin
they mustn't tailspin 	I mustn't be tailspining
you mustn't be tailspining
he mustn't be tailspining
we mustn't be tailspining
you mustn't be tailspining
they mustn't be tailspining	I mustn't have tailspined
you mustn't have tailspined
he mustn't have tailspined
we mustn't have tailspined
you mustn't have tailspined
they mustn't have tailspined	I mustn't have been tailspining
you mustn't have been tailspining
he mustn't have been tailspining
we mustn't have been tailspining
you mustn't have been tailspining
they mustn't have been tailspining	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I tailspin?
must you tailspin?
must he tailspin?
must we tailspin?
must you tailspin?
must they tailspin? 	must I be tailspining?
must you be tailspining?
must he be tailspining?
must we be tailspining?
must you be tailspining?
must they be tailspining? 	must I have tailspined?
must you have tailspined?
must he have tailspined?
must we have tailspined?
must you have tailspined?
must they have tailspined? 	must I have been tailspining?
must you have been tailspining?
must he have been tailspining?
must we have been tailspining?
must you have been tailspining?
must they have been tailspining? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I tailspin?
mustn't you tailspin?
mustn't he tailspin?
mustn't we tailspin?
mustn't you tailspin?
mustn't they tailspin? 	mustn't I be tailspining?
mustn't you be tailspining?
mustn't he be tailspining?
mustn't we be tailspining?
mustn't you be tailspining?
mustn't they be tailspining? 	mustn't I have tailspined?
mustn't you have tailspined?
mustn't he have tailspined?
mustn't we have tailspined?
mustn't you have tailspined?
mustn't they have tailspined? 	mustn't I have been tailspining?
mustn't you have been tailspining?
mustn't he have been tailspining?
mustn't we have been tailspining?
mustn't you have been tailspining?
mustn't they have been tailspining?