could undersupply
Verbe régulier : undersupply - undersupplied- undersupplied

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could undersupply
you could undersupply
he could undersupply
we could undersupply
you could undersupply
they could undersupply 	I could be undersupplying
you could be undersupplying
he could be undersupplying
we could be undersupplying
you could be undersupplying
they could be undersupplying	I could have undersupplied
you could have undersupplied
he could have undersupplied
we could have undersupplied
you could have undersupplied
they could have undersupplied	I could have been undersupplying
you could have been undersupplying
he could have been undersupplying
we could have been undersupplying
you could have been undersupplying
they could have been undersupplying	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't undersupply
you couldn't undersupply
he couldn't undersupply
we couldn't undersupply
you couldn't undersupply
they couldn't undersupply 	I couldn't be undersupplying
you couldn't be undersupplying
he couldn't be undersupplying
we couldn't be undersupplying
you couldn't be undersupplying
they couldn't be undersupplying	I couldn't have undersupplied
you couldn't have undersupplied
he couldn't have undersupplied
we couldn't have undersupplied
you couldn't have undersupplied
they couldn't have undersupplied	I couldn't have been undersupplying
you couldn't have been undersupplying
he couldn't have been undersupplying
we couldn't have been undersupplying
you couldn't have been undersupplying
they couldn't have been undersupplying	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I undersupply?
could you undersupply?
could he undersupply?
could we undersupply?
could you undersupply?
could they undersupply? 	could I be undersupplying?
could you be undersupplying?
could he be undersupplying?
could we be undersupplying?
could you be undersupplying?
could they be undersupplying? 	could I have undersupplied?
could you have undersupplied?
could he have undersupplied?
could we have undersupplied?
could you have undersupplied?
could they have undersupplied? 	could I have been undersupplying?
could you have been undersupplying?
could he have been undersupplying?
could we have been undersupplying?
could you have been undersupplying?
could they have been undersupplying? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I undersupply?
couldn't you undersupply?
couldn't he undersupply?
couldn't we undersupply?
couldn't you undersupply?
couldn't they undersupply? 	couldn't I be undersupplying?
couldn't you be undersupplying?
couldn't he be undersupplying?
couldn't we be undersupplying?
couldn't you be undersupplying?
couldn't they be undersupplying? 	couldn't I have undersupplied?
couldn't you have undersupplied?
couldn't he have undersupplied?
couldn't we have undersupplied?
couldn't you have undersupplied?
couldn't they have undersupplied? 	couldn't I have been undersupplying?
couldn't you have been undersupplying?
couldn't he have been undersupplying?
couldn't we have been undersupplying?
couldn't you have been undersupplying?
couldn't they have been undersupplying?