must outspring
Verbe irrégulier : outspring - outsprang- outsprung

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must outspring
you must outspring
he must outspring
we must outspring
you must outspring
they must outspring 	I must be outspringing
you must be outspringing
he must be outspringing
we must be outspringing
you must be outspringing
they must be outspringing	I must have outsprung
you must have outsprung
he must have outsprung
we must have outsprung
you must have outsprung
they must have outsprung	I must have been outspringing
you must have been outspringing
he must have been outspringing
we must have been outspringing
you must have been outspringing
they must have been outspringing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not outspring
you must not outspring
he must not outspring
we must not outspring
you must not outspring
they must not outspring 	I must not be outspringing
you must not be outspringing
he must not be outspringing
we must not be outspringing
you must not be outspringing
they must not be outspringing	I must not have outsprung
you must not have outsprung
he must not have outsprung
we must not have outsprung
you must not have outsprung
they must not have outsprung	I must not have been outspringing
you must not have been outspringing
he must not have been outspringing
we must not have been outspringing
you must not have been outspringing
they must not have been outspringing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I outspring?
must you outspring?
must he outspring?
must we outspring?
must you outspring?
must they outspring? 	must I be outspringing?
must you be outspringing?
must he be outspringing?
must we be outspringing?
must you be outspringing?
must they be outspringing? 	must I have outsprung?
must you have outsprung?
must he have outsprung?
must we have outsprung?
must you have outsprung?
must they have outsprung? 	must I have been outspringing?
must you have been outspringing?
must he have been outspringing?
must we have been outspringing?
must you have been outspringing?
must they have been outspringing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not outspring?
must you not outspring?
must he not outspring?
must we not outspring?
must you not outspring?
must they not outspring? 	must I not be outspringing?
must you not be outspringing?
must he not be outspringing?
must we not be outspringing?
must you not be outspringing?
must they not be outspringing? 	must I not have outsprung?
must you not have outsprung?
must he not have outsprung?
must we not have outsprung?
must you not have outsprung?
must they not have outsprung? 	must I not have been outspringing?
must you not have been outspringing?
must he not have been outspringing?
must we not have been outspringing?
must you not have been outspringing?
must they not have been outspringing?