could backbite
Verbe irrégulier : backbite - backbit- backbitten

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could backbite
you could backbite
he could backbite
we could backbite
you could backbite
they could backbite 	I could be backbiting
you could be backbiting
he could be backbiting
we could be backbiting
you could be backbiting
they could be backbiting	I could have backbitten
you could have backbitten
he could have backbitten
we could have backbitten
you could have backbitten
they could have backbitten	I could have been backbiting
you could have been backbiting
he could have been backbiting
we could have been backbiting
you could have been backbiting
they could have been backbiting	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't backbite
you couldn't backbite
he couldn't backbite
we couldn't backbite
you couldn't backbite
they couldn't backbite 	I couldn't be backbiting
you couldn't be backbiting
he couldn't be backbiting
we couldn't be backbiting
you couldn't be backbiting
they couldn't be backbiting	I couldn't have backbitten
you couldn't have backbitten
he couldn't have backbitten
we couldn't have backbitten
you couldn't have backbitten
they couldn't have backbitten	I couldn't have been backbiting
you couldn't have been backbiting
he couldn't have been backbiting
we couldn't have been backbiting
you couldn't have been backbiting
they couldn't have been backbiting	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I backbite?
could you backbite?
could he backbite?
could we backbite?
could you backbite?
could they backbite? 	could I be backbiting?
could you be backbiting?
could he be backbiting?
could we be backbiting?
could you be backbiting?
could they be backbiting? 	could I have backbitten?
could you have backbitten?
could he have backbitten?
could we have backbitten?
could you have backbitten?
could they have backbitten? 	could I have been backbiting?
could you have been backbiting?
could he have been backbiting?
could we have been backbiting?
could you have been backbiting?
could they have been backbiting? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I backbite?
couldn't you backbite?
couldn't he backbite?
couldn't we backbite?
couldn't you backbite?
couldn't they backbite? 	couldn't I be backbiting?
couldn't you be backbiting?
couldn't he be backbiting?
couldn't we be backbiting?
couldn't you be backbiting?
couldn't they be backbiting? 	couldn't I have backbitten?
couldn't you have backbitten?
couldn't he have backbitten?
couldn't we have backbitten?
couldn't you have backbitten?
couldn't they have backbitten? 	couldn't I have been backbiting?
couldn't you have been backbiting?
couldn't he have been backbiting?
couldn't we have been backbiting?
couldn't you have been backbiting?
couldn't they have been backbiting?