could nicker
Verbo regular: nicker - nickered- nickered

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could nicker
you could nicker
he could nicker
we could nicker
you could nicker
they could nicker 	I could be nickering
you could be nickering
he could be nickering
we could be nickering
you could be nickering
they could be nickering	I could have nickered
you could have nickered
he could have nickered
we could have nickered
you could have nickered
they could have nickered	I could have been nickering
you could have been nickering
he could have been nickering
we could have been nickering
you could have been nickering
they could have been nickering	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't nicker
you couldn't nicker
he couldn't nicker
we couldn't nicker
you couldn't nicker
they couldn't nicker 	I couldn't be nickering
you couldn't be nickering
he couldn't be nickering
we couldn't be nickering
you couldn't be nickering
they couldn't be nickering	I couldn't have nickered
you couldn't have nickered
he couldn't have nickered
we couldn't have nickered
you couldn't have nickered
they couldn't have nickered	I couldn't have been nickering
you couldn't have been nickering
he couldn't have been nickering
we couldn't have been nickering
you couldn't have been nickering
they couldn't have been nickering	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I nicker?
could you nicker?
could he nicker?
could we nicker?
could you nicker?
could they nicker? 	could I be nickering?
could you be nickering?
could he be nickering?
could we be nickering?
could you be nickering?
could they be nickering? 	could I have nickered?
could you have nickered?
could he have nickered?
could we have nickered?
could you have nickered?
could they have nickered? 	could I have been nickering?
could you have been nickering?
could he have been nickering?
could we have been nickering?
could you have been nickering?
could they have been nickering? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I nicker?
couldn't you nicker?
couldn't he nicker?
couldn't we nicker?
couldn't you nicker?
couldn't they nicker? 	couldn't I be nickering?
couldn't you be nickering?
couldn't he be nickering?
couldn't we be nickering?
couldn't you be nickering?
couldn't they be nickering? 	couldn't I have nickered?
couldn't you have nickered?
couldn't he have nickered?
couldn't we have nickered?
couldn't you have nickered?
couldn't they have nickered? 	couldn't I have been nickering?
couldn't you have been nickering?
couldn't he have been nickering?
couldn't we have been nickering?
couldn't you have been nickering?
couldn't they have been nickering?