could skirr
Verbe régulier : skirr - skirred- skirred

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could skirr
you could skirr
she could skirr
we could skirr
you could skirr
they could skirr 	I could be skirring
you could be skirring
she could be skirring
we could be skirring
you could be skirring
they could be skirring	I could have skirred
you could have skirred
she could have skirred
we could have skirred
you could have skirred
they could have skirred	I could have been skirring
you could have been skirring
she could have been skirring
we could have been skirring
you could have been skirring
they could have been skirring	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't skirr
you couldn't skirr
she couldn't skirr
we couldn't skirr
you couldn't skirr
they couldn't skirr 	I couldn't be skirring
you couldn't be skirring
she couldn't be skirring
we couldn't be skirring
you couldn't be skirring
they couldn't be skirring	I couldn't have skirred
you couldn't have skirred
she couldn't have skirred
we couldn't have skirred
you couldn't have skirred
they couldn't have skirred	I couldn't have been skirring
you couldn't have been skirring
she couldn't have been skirring
we couldn't have been skirring
you couldn't have been skirring
they couldn't have been skirring	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I skirr?
could you skirr?
could she skirr?
could we skirr?
could you skirr?
could they skirr? 	could I be skirring?
could you be skirring?
could she be skirring?
could we be skirring?
could you be skirring?
could they be skirring? 	could I have skirred?
could you have skirred?
could she have skirred?
could we have skirred?
could you have skirred?
could they have skirred? 	could I have been skirring?
could you have been skirring?
could she have been skirring?
could we have been skirring?
could you have been skirring?
could they have been skirring? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I skirr?
couldn't you skirr?
couldn't she skirr?
couldn't we skirr?
couldn't you skirr?
couldn't they skirr? 	couldn't I be skirring?
couldn't you be skirring?
couldn't she be skirring?
couldn't we be skirring?
couldn't you be skirring?
couldn't they be skirring? 	couldn't I have skirred?
couldn't you have skirred?
couldn't she have skirred?
couldn't we have skirred?
couldn't you have skirred?
couldn't they have skirred? 	couldn't I have been skirring?
couldn't you have been skirring?
couldn't she have been skirring?
couldn't we have been skirring?
couldn't you have been skirring?
couldn't they have been skirring?