could perk perk
Verbe régulier : perk perk - perk perked- perk perked

, ce verbe peut ne pas exister, la conjugaison est donnée à titre d'exemple.

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could perk perk
you could perk perk
he could perk perk
we could perk perk
you could perk perk
they could perk perk 	I could be perk perking
you could be perk perking
he could be perk perking
we could be perk perking
you could be perk perking
they could be perk perking	I could have perk perked
you could have perk perked
he could have perk perked
we could have perk perked
you could have perk perked
they could have perk perked	I could have been perk perking
you could have been perk perking
he could have been perk perking
we could have been perk perking
you could have been perk perking
they could have been perk perking	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't perk perk
you couldn't perk perk
he couldn't perk perk
we couldn't perk perk
you couldn't perk perk
they couldn't perk perk 	I couldn't be perk perking
you couldn't be perk perking
he couldn't be perk perking
we couldn't be perk perking
you couldn't be perk perking
they couldn't be perk perking	I couldn't have perk perked
you couldn't have perk perked
he couldn't have perk perked
we couldn't have perk perked
you couldn't have perk perked
they couldn't have perk perked	I couldn't have been perk perking
you couldn't have been perk perking
he couldn't have been perk perking
we couldn't have been perk perking
you couldn't have been perk perking
they couldn't have been perk perking	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I perk perk?
could you perk perk?
could he perk perk?
could we perk perk?
could you perk perk?
could they perk perk? 	could I be perk perking?
could you be perk perking?
could he be perk perking?
could we be perk perking?
could you be perk perking?
could they be perk perking? 	could I have perk perked?
could you have perk perked?
could he have perk perked?
could we have perk perked?
could you have perk perked?
could they have perk perked? 	could I have been perk perking?
could you have been perk perking?
could he have been perk perking?
could we have been perk perking?
could you have been perk perking?
could they have been perk perking? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I perk perk?
couldn't you perk perk?
couldn't he perk perk?
couldn't we perk perk?
couldn't you perk perk?
couldn't they perk perk? 	couldn't I be perk perking?
couldn't you be perk perking?
couldn't he be perk perking?
couldn't we be perk perking?
couldn't you be perk perking?
couldn't they be perk perking? 	couldn't I have perk perked?
couldn't you have perk perked?
couldn't he have perk perked?
couldn't we have perk perked?
couldn't you have perk perked?
couldn't they have perk perked? 	couldn't I have been perk perking?
couldn't you have been perk perking?
couldn't he have been perk perking?
couldn't we have been perk perking?
couldn't you have been perk perking?
couldn't they have been perk perking?