could skywrite
Verbe irrégulier : skywrite - skywrote- skywritten

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could skywrite
you could skywrite
he could skywrite
we could skywrite
you could skywrite
they could skywrite 	I could be skywriting
you could be skywriting
he could be skywriting
we could be skywriting
you could be skywriting
they could be skywriting	I could have skywritten
you could have skywritten
he could have skywritten
we could have skywritten
you could have skywritten
they could have skywritten	I could have been skywriting
you could have been skywriting
he could have been skywriting
we could have been skywriting
you could have been skywriting
they could have been skywriting	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not skywrite
you could not skywrite
he could not skywrite
we could not skywrite
you could not skywrite
they could not skywrite 	I could not be skywriting
you could not be skywriting
he could not be skywriting
we could not be skywriting
you could not be skywriting
they could not be skywriting	I could not have skywritten
you could not have skywritten
he could not have skywritten
we could not have skywritten
you could not have skywritten
they could not have skywritten	I could not have been skywriting
you could not have been skywriting
he could not have been skywriting
we could not have been skywriting
you could not have been skywriting
they could not have been skywriting	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I skywrite?
could you skywrite?
could he skywrite?
could we skywrite?
could you skywrite?
could they skywrite? 	could I be skywriting?
could you be skywriting?
could he be skywriting?
could we be skywriting?
could you be skywriting?
could they be skywriting? 	could I have skywritten?
could you have skywritten?
could he have skywritten?
could we have skywritten?
could you have skywritten?
could they have skywritten? 	could I have been skywriting?
could you have been skywriting?
could he have been skywriting?
could we have been skywriting?
could you have been skywriting?
could they have been skywriting? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not skywrite?
could you not skywrite?
could he not skywrite?
could we not skywrite?
could you not skywrite?
could they not skywrite? 	could I not be skywriting?
could you not be skywriting?
could he not be skywriting?
could we not be skywriting?
could you not be skywriting?
could they not be skywriting? 	could I not have skywritten?
could you not have skywritten?
could he not have skywritten?
could we not have skywritten?
could you not have skywritten?
could they not have skywritten? 	could I not have been skywriting?
could you not have been skywriting?
could he not have been skywriting?
could we not have been skywriting?
could you not have been skywriting?
could they not have been skywriting?