could superscribe
Verbe régulier : superscribe - superscribed- superscribed

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could superscribe
you could superscribe
he could superscribe
we could superscribe
you could superscribe
they could superscribe 	I could be superscribing
you could be superscribing
he could be superscribing
we could be superscribing
you could be superscribing
they could be superscribing	I could have superscribed
you could have superscribed
he could have superscribed
we could have superscribed
you could have superscribed
they could have superscribed	I could have been superscribing
you could have been superscribing
he could have been superscribing
we could have been superscribing
you could have been superscribing
they could have been superscribing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not superscribe
you could not superscribe
he could not superscribe
we could not superscribe
you could not superscribe
they could not superscribe 	I could not be superscribing
you could not be superscribing
he could not be superscribing
we could not be superscribing
you could not be superscribing
they could not be superscribing	I could not have superscribed
you could not have superscribed
he could not have superscribed
we could not have superscribed
you could not have superscribed
they could not have superscribed	I could not have been superscribing
you could not have been superscribing
he could not have been superscribing
we could not have been superscribing
you could not have been superscribing
they could not have been superscribing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I superscribe?
could you superscribe?
could he superscribe?
could we superscribe?
could you superscribe?
could they superscribe? 	could I be superscribing?
could you be superscribing?
could he be superscribing?
could we be superscribing?
could you be superscribing?
could they be superscribing? 	could I have superscribed?
could you have superscribed?
could he have superscribed?
could we have superscribed?
could you have superscribed?
could they have superscribed? 	could I have been superscribing?
could you have been superscribing?
could he have been superscribing?
could we have been superscribing?
could you have been superscribing?
could they have been superscribing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not superscribe?
could you not superscribe?
could he not superscribe?
could we not superscribe?
could you not superscribe?
could they not superscribe? 	could I not be superscribing?
could you not be superscribing?
could he not be superscribing?
could we not be superscribing?
could you not be superscribing?
could they not be superscribing? 	could I not have superscribed?
could you not have superscribed?
could he not have superscribed?
could we not have superscribed?
could you not have superscribed?
could they not have superscribed? 	could I not have been superscribing?
could you not have been superscribing?
could he not have been superscribing?
could we not have been superscribing?
could you not have been superscribing?
could they not have been superscribing?