could chirrup
Verbe régulier : chirrup - chirruped- chirruped
Traduction française : pépier - chanter 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could chirrup
you could chirrup
she could chirrup
we could chirrup
you could chirrup
they could chirrup 	I could be chirruping
you could be chirruping
she could be chirruping
we could be chirruping
you could be chirruping
they could be chirruping	I could have chirruped
you could have chirruped
she could have chirruped
we could have chirruped
you could have chirruped
they could have chirruped	I could have been chirruping
you could have been chirruping
she could have been chirruping
we could have been chirruping
you could have been chirruping
they could have been chirruping	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't chirrup
you couldn't chirrup
she couldn't chirrup
we couldn't chirrup
you couldn't chirrup
they couldn't chirrup 	I couldn't be chirruping
you couldn't be chirruping
she couldn't be chirruping
we couldn't be chirruping
you couldn't be chirruping
they couldn't be chirruping	I couldn't have chirruped
you couldn't have chirruped
she couldn't have chirruped
we couldn't have chirruped
you couldn't have chirruped
they couldn't have chirruped	I couldn't have been chirruping
you couldn't have been chirruping
she couldn't have been chirruping
we couldn't have been chirruping
you couldn't have been chirruping
they couldn't have been chirruping	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I chirrup?
could you chirrup?
could she chirrup?
could we chirrup?
could you chirrup?
could they chirrup? 	could I be chirruping?
could you be chirruping?
could she be chirruping?
could we be chirruping?
could you be chirruping?
could they be chirruping? 	could I have chirruped?
could you have chirruped?
could she have chirruped?
could we have chirruped?
could you have chirruped?
could they have chirruped? 	could I have been chirruping?
could you have been chirruping?
could she have been chirruping?
could we have been chirruping?
could you have been chirruping?
could they have been chirruping? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I chirrup?
couldn't you chirrup?
couldn't she chirrup?
couldn't we chirrup?
couldn't you chirrup?
couldn't they chirrup? 	couldn't I be chirruping?
couldn't you be chirruping?
couldn't she be chirruping?
couldn't we be chirruping?
couldn't you be chirruping?
couldn't they be chirruping? 	couldn't I have chirruped?
couldn't you have chirruped?
couldn't she have chirruped?
couldn't we have chirruped?
couldn't you have chirruped?
couldn't they have chirruped? 	couldn't I have been chirruping?
couldn't you have been chirruping?
couldn't she have been chirruping?
couldn't we have been chirruping?
couldn't you have been chirruping?
couldn't they have been chirruping?