must spiral
Verbe régulier : spiral - spiralled- spiralled
Traduction française : vriller - s'envoler 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must spiral
you must spiral
she must spiral
we must spiral
you must spiral
they must spiral 	I must be spiralling
you must be spiralling
she must be spiralling
we must be spiralling
you must be spiralling
they must be spiralling	I must have spiralled
you must have spiralled
she must have spiralled
we must have spiralled
you must have spiralled
they must have spiralled	I must have been spiralling
you must have been spiralling
she must have been spiralling
we must have been spiralling
you must have been spiralling
they must have been spiralling	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't spiral
you mustn't spiral
she mustn't spiral
we mustn't spiral
you mustn't spiral
they mustn't spiral 	I mustn't be spiralling
you mustn't be spiralling
she mustn't be spiralling
we mustn't be spiralling
you mustn't be spiralling
they mustn't be spiralling	I mustn't have spiralled
you mustn't have spiralled
she mustn't have spiralled
we mustn't have spiralled
you mustn't have spiralled
they mustn't have spiralled	I mustn't have been spiralling
you mustn't have been spiralling
she mustn't have been spiralling
we mustn't have been spiralling
you mustn't have been spiralling
they mustn't have been spiralling	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I spiral?
must you spiral?
must she spiral?
must we spiral?
must you spiral?
must they spiral? 	must I be spiralling?
must you be spiralling?
must she be spiralling?
must we be spiralling?
must you be spiralling?
must they be spiralling? 	must I have spiralled?
must you have spiralled?
must she have spiralled?
must we have spiralled?
must you have spiralled?
must they have spiralled? 	must I have been spiralling?
must you have been spiralling?
must she have been spiralling?
must we have been spiralling?
must you have been spiralling?
must they have been spiralling? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I spiral?
mustn't you spiral?
mustn't she spiral?
mustn't we spiral?
mustn't you spiral?
mustn't they spiral? 	mustn't I be spiralling?
mustn't you be spiralling?
mustn't she be spiralling?
mustn't we be spiralling?
mustn't you be spiralling?
mustn't they be spiralling? 	mustn't I have spiralled?
mustn't you have spiralled?
mustn't she have spiralled?
mustn't we have spiralled?
mustn't you have spiralled?
mustn't they have spiralled? 	mustn't I have been spiralling?
mustn't you have been spiralling?
mustn't she have been spiralling?
mustn't we have been spiralling?
mustn't you have been spiralling?
mustn't they have been spiralling?