could ligate
Verbe régulier : ligate - ligated- ligated

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could ligate
you could ligate
he could ligate
we could ligate
you could ligate
they could ligate 	I could be ligating
you could be ligating
he could be ligating
we could be ligating
you could be ligating
they could be ligating	I could have ligated
you could have ligated
he could have ligated
we could have ligated
you could have ligated
they could have ligated	I could have been ligating
you could have been ligating
he could have been ligating
we could have been ligating
you could have been ligating
they could have been ligating	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't ligate
you couldn't ligate
he couldn't ligate
we couldn't ligate
you couldn't ligate
they couldn't ligate 	I couldn't be ligating
you couldn't be ligating
he couldn't be ligating
we couldn't be ligating
you couldn't be ligating
they couldn't be ligating	I couldn't have ligated
you couldn't have ligated
he couldn't have ligated
we couldn't have ligated
you couldn't have ligated
they couldn't have ligated	I couldn't have been ligating
you couldn't have been ligating
he couldn't have been ligating
we couldn't have been ligating
you couldn't have been ligating
they couldn't have been ligating	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I ligate?
could you ligate?
could he ligate?
could we ligate?
could you ligate?
could they ligate? 	could I be ligating?
could you be ligating?
could he be ligating?
could we be ligating?
could you be ligating?
could they be ligating? 	could I have ligated?
could you have ligated?
could he have ligated?
could we have ligated?
could you have ligated?
could they have ligated? 	could I have been ligating?
could you have been ligating?
could he have been ligating?
could we have been ligating?
could you have been ligating?
could they have been ligating? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I ligate?
couldn't you ligate?
couldn't he ligate?
couldn't we ligate?
couldn't you ligate?
couldn't they ligate? 	couldn't I be ligating?
couldn't you be ligating?
couldn't he be ligating?
couldn't we be ligating?
couldn't you be ligating?
couldn't they be ligating? 	couldn't I have ligated?
couldn't you have ligated?
couldn't he have ligated?
couldn't we have ligated?
couldn't you have ligated?
couldn't they have ligated? 	couldn't I have been ligating?
couldn't you have been ligating?
couldn't he have been ligating?
couldn't we have been ligating?
couldn't you have been ligating?
couldn't they have been ligating?