could ring
Verbe irrégulier : ring - rang- rung
Traduction française : sonner 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could ring
you could ring
she could ring
we could ring
you could ring
they could ring 	I could be ringing
you could be ringing
she could be ringing
we could be ringing
you could be ringing
they could be ringing	I could have rung
you could have rung
she could have rung
we could have rung
you could have rung
they could have rung	I could have been ringing
you could have been ringing
she could have been ringing
we could have been ringing
you could have been ringing
they could have been ringing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't ring
you couldn't ring
she couldn't ring
we couldn't ring
you couldn't ring
they couldn't ring 	I couldn't be ringing
you couldn't be ringing
she couldn't be ringing
we couldn't be ringing
you couldn't be ringing
they couldn't be ringing	I couldn't have rung
you couldn't have rung
she couldn't have rung
we couldn't have rung
you couldn't have rung
they couldn't have rung	I couldn't have been ringing
you couldn't have been ringing
she couldn't have been ringing
we couldn't have been ringing
you couldn't have been ringing
they couldn't have been ringing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I ring?
could you ring?
could she ring?
could we ring?
could you ring?
could they ring? 	could I be ringing?
could you be ringing?
could she be ringing?
could we be ringing?
could you be ringing?
could they be ringing? 	could I have rung?
could you have rung?
could she have rung?
could we have rung?
could you have rung?
could they have rung? 	could I have been ringing?
could you have been ringing?
could she have been ringing?
could we have been ringing?
could you have been ringing?
could they have been ringing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I ring?
couldn't you ring?
couldn't she ring?
couldn't we ring?
couldn't you ring?
couldn't they ring? 	couldn't I be ringing?
couldn't you be ringing?
couldn't she be ringing?
couldn't we be ringing?
couldn't you be ringing?
couldn't they be ringing? 	couldn't I have rung?
couldn't you have rung?
couldn't she have rung?
couldn't we have rung?
couldn't you have rung?
couldn't they have rung? 	couldn't I have been ringing?
couldn't you have been ringing?
couldn't she have been ringing?
couldn't we have been ringing?
couldn't you have been ringing?
couldn't they have been ringing?