could counterbid
Verbe irrégulier : counterbid - counterbid- counterbid

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could counterbid
you could counterbid
he could counterbid
we could counterbid
you could counterbid
they could counterbid 	I could be counterbiding
you could be counterbiding
he could be counterbiding
we could be counterbiding
you could be counterbiding
they could be counterbiding	I could have counterbid
you could have counterbid
he could have counterbid
we could have counterbid
you could have counterbid
they could have counterbid	I could have been counterbiding
you could have been counterbiding
he could have been counterbiding
we could have been counterbiding
you could have been counterbiding
they could have been counterbiding	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't counterbid
you couldn't counterbid
he couldn't counterbid
we couldn't counterbid
you couldn't counterbid
they couldn't counterbid 	I couldn't be counterbiding
you couldn't be counterbiding
he couldn't be counterbiding
we couldn't be counterbiding
you couldn't be counterbiding
they couldn't be counterbiding	I couldn't have counterbid
you couldn't have counterbid
he couldn't have counterbid
we couldn't have counterbid
you couldn't have counterbid
they couldn't have counterbid	I couldn't have been counterbiding
you couldn't have been counterbiding
he couldn't have been counterbiding
we couldn't have been counterbiding
you couldn't have been counterbiding
they couldn't have been counterbiding	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I counterbid?
could you counterbid?
could he counterbid?
could we counterbid?
could you counterbid?
could they counterbid? 	could I be counterbiding?
could you be counterbiding?
could he be counterbiding?
could we be counterbiding?
could you be counterbiding?
could they be counterbiding? 	could I have counterbid?
could you have counterbid?
could he have counterbid?
could we have counterbid?
could you have counterbid?
could they have counterbid? 	could I have been counterbiding?
could you have been counterbiding?
could he have been counterbiding?
could we have been counterbiding?
could you have been counterbiding?
could they have been counterbiding? 	

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