could pug
Verbe régulier : pug - pugged- pugged

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could pug
you could pug
he could pug
we could pug
you could pug
they could pug 	I could be pugging
you could be pugging
he could be pugging
we could be pugging
you could be pugging
they could be pugging	I could have pugged
you could have pugged
he could have pugged
we could have pugged
you could have pugged
they could have pugged	I could have been pugging
you could have been pugging
he could have been pugging
we could have been pugging
you could have been pugging
they could have been pugging	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't pug
you couldn't pug
he couldn't pug
we couldn't pug
you couldn't pug
they couldn't pug 	I couldn't be pugging
you couldn't be pugging
he couldn't be pugging
we couldn't be pugging
you couldn't be pugging
they couldn't be pugging	I couldn't have pugged
you couldn't have pugged
he couldn't have pugged
we couldn't have pugged
you couldn't have pugged
they couldn't have pugged	I couldn't have been pugging
you couldn't have been pugging
he couldn't have been pugging
we couldn't have been pugging
you couldn't have been pugging
they couldn't have been pugging	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I pug?
could you pug?
could he pug?
could we pug?
could you pug?
could they pug? 	could I be pugging?
could you be pugging?
could he be pugging?
could we be pugging?
could you be pugging?
could they be pugging? 	could I have pugged?
could you have pugged?
could he have pugged?
could we have pugged?
could you have pugged?
could they have pugged? 	could I have been pugging?
could you have been pugging?
could he have been pugging?
could we have been pugging?
could you have been pugging?
could they have been pugging? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I pug?
couldn't you pug?
couldn't he pug?
couldn't we pug?
couldn't you pug?
couldn't they pug? 	couldn't I be pugging?
couldn't you be pugging?
couldn't he be pugging?
couldn't we be pugging?
couldn't you be pugging?
couldn't they be pugging? 	couldn't I have pugged?
couldn't you have pugged?
couldn't he have pugged?
couldn't we have pugged?
couldn't you have pugged?
couldn't they have pugged? 	couldn't I have been pugging?
couldn't you have been pugging?
couldn't he have been pugging?
couldn't we have been pugging?
couldn't you have been pugging?
couldn't they have been pugging?