must respring
Verbe irrégulier : respring - resprang, resprung- resprung

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must respring
you must respring
she must respring
we must respring
you must respring
they must respring 	I must be respringing
you must be respringing
she must be respringing
we must be respringing
you must be respringing
they must be respringing	I must have resprung
you must have resprung
she must have resprung
we must have resprung
you must have resprung
they must have resprung	I must have been respringing
you must have been respringing
she must have been respringing
we must have been respringing
you must have been respringing
they must have been respringing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't respring
you mustn't respring
she mustn't respring
we mustn't respring
you mustn't respring
they mustn't respring 	I mustn't be respringing
you mustn't be respringing
she mustn't be respringing
we mustn't be respringing
you mustn't be respringing
they mustn't be respringing	I mustn't have resprung
you mustn't have resprung
she mustn't have resprung
we mustn't have resprung
you mustn't have resprung
they mustn't have resprung	I mustn't have been respringing
you mustn't have been respringing
she mustn't have been respringing
we mustn't have been respringing
you mustn't have been respringing
they mustn't have been respringing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I respring?
must you respring?
must she respring?
must we respring?
must you respring?
must they respring? 	must I be respringing?
must you be respringing?
must she be respringing?
must we be respringing?
must you be respringing?
must they be respringing? 	must I have resprung?
must you have resprung?
must she have resprung?
must we have resprung?
must you have resprung?
must they have resprung? 	must I have been respringing?
must you have been respringing?
must she have been respringing?
must we have been respringing?
must you have been respringing?
must they have been respringing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I respring?
mustn't you respring?
mustn't she respring?
mustn't we respring?
mustn't you respring?
mustn't they respring? 	mustn't I be respringing?
mustn't you be respringing?
mustn't she be respringing?
mustn't we be respringing?
mustn't you be respringing?
mustn't they be respringing? 	mustn't I have resprung?
mustn't you have resprung?
mustn't she have resprung?
mustn't we have resprung?
mustn't you have resprung?
mustn't they have resprung? 	mustn't I have been respringing?
mustn't you have been respringing?
mustn't she have been respringing?
mustn't we have been respringing?
mustn't you have been respringing?
mustn't they have been respringing?