could nettle
Verbo regular: nettle - nettled- nettled

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could nettle
you could nettle
he could nettle
we could nettle
you could nettle
they could nettle 	I could be nettling
you could be nettling
he could be nettling
we could be nettling
you could be nettling
they could be nettling	I could have nettled
you could have nettled
he could have nettled
we could have nettled
you could have nettled
they could have nettled	I could have been nettling
you could have been nettling
he could have been nettling
we could have been nettling
you could have been nettling
they could have been nettling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not nettle
you could not nettle
he could not nettle
we could not nettle
you could not nettle
they could not nettle 	I could not be nettling
you could not be nettling
he could not be nettling
we could not be nettling
you could not be nettling
they could not be nettling	I could not have nettled
you could not have nettled
he could not have nettled
we could not have nettled
you could not have nettled
they could not have nettled	I could not have been nettling
you could not have been nettling
he could not have been nettling
we could not have been nettling
you could not have been nettling
they could not have been nettling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I nettle?
could you nettle?
could he nettle?
could we nettle?
could you nettle?
could they nettle? 	could I be nettling?
could you be nettling?
could he be nettling?
could we be nettling?
could you be nettling?
could they be nettling? 	could I have nettled?
could you have nettled?
could he have nettled?
could we have nettled?
could you have nettled?
could they have nettled? 	could I have been nettling?
could you have been nettling?
could he have been nettling?
could we have been nettling?
could you have been nettling?
could they have been nettling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not nettle?
could you not nettle?
could he not nettle?
could we not nettle?
could you not nettle?
could they not nettle? 	could I not be nettling?
could you not be nettling?
could he not be nettling?
could we not be nettling?
could you not be nettling?
could they not be nettling? 	could I not have nettled?
could you not have nettled?
could he not have nettled?
could we not have nettled?
could you not have nettled?
could they not have nettled? 	could I not have been nettling?
could you not have been nettling?
could he not have been nettling?
could we not have been nettling?
could you not have been nettling?
could they not have been nettling?