could preinscribe
Verbe régulier : preinscribe - preinscribed- preinscribed

Affirmation 	
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I could preinscribe
you could preinscribe
he could preinscribe
we could preinscribe
you could preinscribe
they could preinscribe 	I could be preinscribing
you could be preinscribing
he could be preinscribing
we could be preinscribing
you could be preinscribing
they could be preinscribing	I could have preinscribed
you could have preinscribed
he could have preinscribed
we could have preinscribed
you could have preinscribed
they could have preinscribed	I could have been preinscribing
you could have been preinscribing
he could have been preinscribing
we could have been preinscribing
you could have been preinscribing
they could have been preinscribing	

Négation 	
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I couldn't preinscribe
you couldn't preinscribe
he couldn't preinscribe
we couldn't preinscribe
you couldn't preinscribe
they couldn't preinscribe 	I couldn't be preinscribing
you couldn't be preinscribing
he couldn't be preinscribing
we couldn't be preinscribing
you couldn't be preinscribing
they couldn't be preinscribing	I couldn't have preinscribed
you couldn't have preinscribed
he couldn't have preinscribed
we couldn't have preinscribed
you couldn't have preinscribed
they couldn't have preinscribed	I couldn't have been preinscribing
you couldn't have been preinscribing
he couldn't have been preinscribing
we couldn't have been preinscribing
you couldn't have been preinscribing
they couldn't have been preinscribing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I preinscribe?
could you preinscribe?
could he preinscribe?
could we preinscribe?
could you preinscribe?
could they preinscribe? 	could I be preinscribing?
could you be preinscribing?
could he be preinscribing?
could we be preinscribing?
could you be preinscribing?
could they be preinscribing? 	could I have preinscribed?
could you have preinscribed?
could he have preinscribed?
could we have preinscribed?
could you have preinscribed?
could they have preinscribed? 	could I have been preinscribing?
could you have been preinscribing?
could he have been preinscribing?
could we have been preinscribing?
could you have been preinscribing?
could they have been preinscribing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I preinscribe?
couldn't you preinscribe?
couldn't he preinscribe?
couldn't we preinscribe?
couldn't you preinscribe?
couldn't they preinscribe? 	couldn't I be preinscribing?
couldn't you be preinscribing?
couldn't he be preinscribing?
couldn't we be preinscribing?
couldn't you be preinscribing?
couldn't they be preinscribing? 	couldn't I have preinscribed?
couldn't you have preinscribed?
couldn't he have preinscribed?
couldn't we have preinscribed?
couldn't you have preinscribed?
couldn't they have preinscribed? 	couldn't I have been preinscribing?
couldn't you have been preinscribing?
couldn't he have been preinscribing?
couldn't we have been preinscribing?
couldn't you have been preinscribing?
couldn't they have been preinscribing?