could culture
Verbe régulier : culture - cultured- cultured
Traduction française : cultiver - élever 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could culture
you could culture
he could culture
we could culture
you could culture
they could culture 	I could be culturing
you could be culturing
he could be culturing
we could be culturing
you could be culturing
they could be culturing	I could have cultured
you could have cultured
he could have cultured
we could have cultured
you could have cultured
they could have cultured	I could have been culturing
you could have been culturing
he could have been culturing
we could have been culturing
you could have been culturing
they could have been culturing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't culture
you couldn't culture
he couldn't culture
we couldn't culture
you couldn't culture
they couldn't culture 	I couldn't be culturing
you couldn't be culturing
he couldn't be culturing
we couldn't be culturing
you couldn't be culturing
they couldn't be culturing	I couldn't have cultured
you couldn't have cultured
he couldn't have cultured
we couldn't have cultured
you couldn't have cultured
they couldn't have cultured	I couldn't have been culturing
you couldn't have been culturing
he couldn't have been culturing
we couldn't have been culturing
you couldn't have been culturing
they couldn't have been culturing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I culture?
could you culture?
could he culture?
could we culture?
could you culture?
could they culture? 	could I be culturing?
could you be culturing?
could he be culturing?
could we be culturing?
could you be culturing?
could they be culturing? 	could I have cultured?
could you have cultured?
could he have cultured?
could we have cultured?
could you have cultured?
could they have cultured? 	could I have been culturing?
could you have been culturing?
could he have been culturing?
could we have been culturing?
could you have been culturing?
could they have been culturing? 	

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