could cull
Verbo regular: cull - culled- culled

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could cull
you could cull
he could cull
we could cull
you could cull
they could cull 	I could be culling
you could be culling
he could be culling
we could be culling
you could be culling
they could be culling	I could have culled
you could have culled
he could have culled
we could have culled
you could have culled
they could have culled	I could have been culling
you could have been culling
he could have been culling
we could have been culling
you could have been culling
they could have been culling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't cull
you couldn't cull
he couldn't cull
we couldn't cull
you couldn't cull
they couldn't cull 	I couldn't be culling
you couldn't be culling
he couldn't be culling
we couldn't be culling
you couldn't be culling
they couldn't be culling	I couldn't have culled
you couldn't have culled
he couldn't have culled
we couldn't have culled
you couldn't have culled
they couldn't have culled	I couldn't have been culling
you couldn't have been culling
he couldn't have been culling
we couldn't have been culling
you couldn't have been culling
they couldn't have been culling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I cull?
could you cull?
could he cull?
could we cull?
could you cull?
could they cull? 	could I be culling?
could you be culling?
could he be culling?
could we be culling?
could you be culling?
could they be culling? 	could I have culled?
could you have culled?
could he have culled?
could we have culled?
could you have culled?
could they have culled? 	could I have been culling?
could you have been culling?
could he have been culling?
could we have been culling?
could you have been culling?
could they have been culling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I cull?
couldn't you cull?
couldn't he cull?
couldn't we cull?
couldn't you cull?
couldn't they cull? 	couldn't I be culling?
couldn't you be culling?
couldn't he be culling?
couldn't we be culling?
couldn't you be culling?
couldn't they be culling? 	couldn't I have culled?
couldn't you have culled?
couldn't he have culled?
couldn't we have culled?
couldn't you have culled?
couldn't they have culled? 	couldn't I have been culling?
couldn't you have been culling?
couldn't he have been culling?
couldn't we have been culling?
couldn't you have been culling?
couldn't they have been culling?