must flitter
Verbe régulier : flitter - flittered- flittered

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must flitter
you must flitter
she must flitter
we must flitter
you must flitter
they must flitter 	I must be flittering
you must be flittering
she must be flittering
we must be flittering
you must be flittering
they must be flittering	I must have flittered
you must have flittered
she must have flittered
we must have flittered
you must have flittered
they must have flittered	I must have been flittering
you must have been flittering
she must have been flittering
we must have been flittering
you must have been flittering
they must have been flittering	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't flitter
you mustn't flitter
she mustn't flitter
we mustn't flitter
you mustn't flitter
they mustn't flitter 	I mustn't be flittering
you mustn't be flittering
she mustn't be flittering
we mustn't be flittering
you mustn't be flittering
they mustn't be flittering	I mustn't have flittered
you mustn't have flittered
she mustn't have flittered
we mustn't have flittered
you mustn't have flittered
they mustn't have flittered	I mustn't have been flittering
you mustn't have been flittering
she mustn't have been flittering
we mustn't have been flittering
you mustn't have been flittering
they mustn't have been flittering	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I flitter?
must you flitter?
must she flitter?
must we flitter?
must you flitter?
must they flitter? 	must I be flittering?
must you be flittering?
must she be flittering?
must we be flittering?
must you be flittering?
must they be flittering? 	must I have flittered?
must you have flittered?
must she have flittered?
must we have flittered?
must you have flittered?
must they have flittered? 	must I have been flittering?
must you have been flittering?
must she have been flittering?
must we have been flittering?
must you have been flittering?
must they have been flittering? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I flitter?
mustn't you flitter?
mustn't she flitter?
mustn't we flitter?
mustn't you flitter?
mustn't they flitter? 	mustn't I be flittering?
mustn't you be flittering?
mustn't she be flittering?
mustn't we be flittering?
mustn't you be flittering?
mustn't they be flittering? 	mustn't I have flittered?
mustn't you have flittered?
mustn't she have flittered?
mustn't we have flittered?
mustn't you have flittered?
mustn't they have flittered? 	mustn't I have been flittering?
mustn't you have been flittering?
mustn't she have been flittering?
mustn't we have been flittering?
mustn't you have been flittering?
mustn't they have been flittering?