could overbuild
Verbe irrégulier : overbuild - overbuilt- overbuilt

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could overbuild
you could overbuild
he could overbuild
we could overbuild
you could overbuild
they could overbuild 	I could be overbuilding
you could be overbuilding
he could be overbuilding
we could be overbuilding
you could be overbuilding
they could be overbuilding	I could have overbuilt
you could have overbuilt
he could have overbuilt
we could have overbuilt
you could have overbuilt
they could have overbuilt	I could have been overbuilding
you could have been overbuilding
he could have been overbuilding
we could have been overbuilding
you could have been overbuilding
they could have been overbuilding	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't overbuild
you couldn't overbuild
he couldn't overbuild
we couldn't overbuild
you couldn't overbuild
they couldn't overbuild 	I couldn't be overbuilding
you couldn't be overbuilding
he couldn't be overbuilding
we couldn't be overbuilding
you couldn't be overbuilding
they couldn't be overbuilding	I couldn't have overbuilt
you couldn't have overbuilt
he couldn't have overbuilt
we couldn't have overbuilt
you couldn't have overbuilt
they couldn't have overbuilt	I couldn't have been overbuilding
you couldn't have been overbuilding
he couldn't have been overbuilding
we couldn't have been overbuilding
you couldn't have been overbuilding
they couldn't have been overbuilding	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I overbuild?
could you overbuild?
could he overbuild?
could we overbuild?
could you overbuild?
could they overbuild? 	could I be overbuilding?
could you be overbuilding?
could he be overbuilding?
could we be overbuilding?
could you be overbuilding?
could they be overbuilding? 	could I have overbuilt?
could you have overbuilt?
could he have overbuilt?
could we have overbuilt?
could you have overbuilt?
could they have overbuilt? 	could I have been overbuilding?
could you have been overbuilding?
could he have been overbuilding?
could we have been overbuilding?
could you have been overbuilding?
could they have been overbuilding? 	

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