can upspring
Verbe irrégulier : upspring - upsprang, upsprung- upsprung

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I can upspring
you can upspring
he can upspring
we can upspring
you can upspring
they can upspring 	I can be upspringing
you can be upspringing
he can be upspringing
we can be upspringing
you can be upspringing
they can be upspringing	I can have upsprung
you can have upsprung
he can have upsprung
we can have upsprung
you can have upsprung
they can have upsprung	I can have been upspringing
you can have been upspringing
he can have been upspringing
we can have been upspringing
you can have been upspringing
they can have been upspringing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I can't upspring
you can't upspring
he can't upspring
we can't upspring
you can't upspring
they can't upspring 	I can't be upspringing
you can't be upspringing
he can't be upspringing
we can't be upspringing
you can't be upspringing
they can't be upspringing	I can't have upsprung
you can't have upsprung
he can't have upsprung
we can't have upsprung
you can't have upsprung
they can't have upsprung	I can't have been upspringing
you can't have been upspringing
he can't have been upspringing
we can't have been upspringing
you can't have been upspringing
they can't have been upspringing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I upspring?
can you upspring?
can he upspring?
can we upspring?
can you upspring?
can they upspring? 	can I be upspringing?
can you be upspringing?
can he be upspringing?
can we be upspringing?
can you be upspringing?
can they be upspringing? 	can I have upsprung?
can you have upsprung?
can he have upsprung?
can we have upsprung?
can you have upsprung?
can they have upsprung? 	can I have been upspringing?
can you have been upspringing?
can he have been upspringing?
can we have been upspringing?
can you have been upspringing?
can they have been upspringing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can't I upspring?
can't you upspring?
can't he upspring?
can't we upspring?
can't you upspring?
can't they upspring? 	can't I be upspringing?
can't you be upspringing?
can't he be upspringing?
can't we be upspringing?
can't you be upspringing?
can't they be upspringing? 	can't I have upsprung?
can't you have upsprung?
can't he have upsprung?
can't we have upsprung?
can't you have upsprung?
can't they have upsprung? 	can't I have been upspringing?
can't you have been upspringing?
can't he have been upspringing?
can't we have been upspringing?
can't you have been upspringing?
can't they have been upspringing?