could frill
Verbe régulier : frill - frilled- frilled

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could frill
you could frill
she could frill
we could frill
you could frill
they could frill 	I could be frilling
you could be frilling
she could be frilling
we could be frilling
you could be frilling
they could be frilling	I could have frilled
you could have frilled
she could have frilled
we could have frilled
you could have frilled
they could have frilled	I could have been frilling
you could have been frilling
she could have been frilling
we could have been frilling
you could have been frilling
they could have been frilling	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't frill
you couldn't frill
she couldn't frill
we couldn't frill
you couldn't frill
they couldn't frill 	I couldn't be frilling
you couldn't be frilling
she couldn't be frilling
we couldn't be frilling
you couldn't be frilling
they couldn't be frilling	I couldn't have frilled
you couldn't have frilled
she couldn't have frilled
we couldn't have frilled
you couldn't have frilled
they couldn't have frilled	I couldn't have been frilling
you couldn't have been frilling
she couldn't have been frilling
we couldn't have been frilling
you couldn't have been frilling
they couldn't have been frilling	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I frill?
could you frill?
could she frill?
could we frill?
could you frill?
could they frill? 	could I be frilling?
could you be frilling?
could she be frilling?
could we be frilling?
could you be frilling?
could they be frilling? 	could I have frilled?
could you have frilled?
could she have frilled?
could we have frilled?
could you have frilled?
could they have frilled? 	could I have been frilling?
could you have been frilling?
could she have been frilling?
could we have been frilling?
could you have been frilling?
could they have been frilling? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I frill?
couldn't you frill?
couldn't she frill?
couldn't we frill?
couldn't you frill?
couldn't they frill? 	couldn't I be frilling?
couldn't you be frilling?
couldn't she be frilling?
couldn't we be frilling?
couldn't you be frilling?
couldn't they be frilling? 	couldn't I have frilled?
couldn't you have frilled?
couldn't she have frilled?
couldn't we have frilled?
couldn't you have frilled?
couldn't they have frilled? 	couldn't I have been frilling?
couldn't you have been frilling?
couldn't she have been frilling?
couldn't we have been frilling?
couldn't you have been frilling?
couldn't they have been frilling?