could nobble
Verbo regular: nobble - nobbled- nobbled

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could nobble
you could nobble
he could nobble
we could nobble
you could nobble
they could nobble 	I could be nobbling
you could be nobbling
he could be nobbling
we could be nobbling
you could be nobbling
they could be nobbling	I could have nobbled
you could have nobbled
he could have nobbled
we could have nobbled
you could have nobbled
they could have nobbled	I could have been nobbling
you could have been nobbling
he could have been nobbling
we could have been nobbling
you could have been nobbling
they could have been nobbling	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't nobble
you couldn't nobble
he couldn't nobble
we couldn't nobble
you couldn't nobble
they couldn't nobble 	I couldn't be nobbling
you couldn't be nobbling
he couldn't be nobbling
we couldn't be nobbling
you couldn't be nobbling
they couldn't be nobbling	I couldn't have nobbled
you couldn't have nobbled
he couldn't have nobbled
we couldn't have nobbled
you couldn't have nobbled
they couldn't have nobbled	I couldn't have been nobbling
you couldn't have been nobbling
he couldn't have been nobbling
we couldn't have been nobbling
you couldn't have been nobbling
they couldn't have been nobbling	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I nobble?
could you nobble?
could he nobble?
could we nobble?
could you nobble?
could they nobble? 	could I be nobbling?
could you be nobbling?
could he be nobbling?
could we be nobbling?
could you be nobbling?
could they be nobbling? 	could I have nobbled?
could you have nobbled?
could he have nobbled?
could we have nobbled?
could you have nobbled?
could they have nobbled? 	could I have been nobbling?
could you have been nobbling?
could he have been nobbling?
could we have been nobbling?
could you have been nobbling?
could they have been nobbling? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I nobble?
couldn't you nobble?
couldn't he nobble?
couldn't we nobble?
couldn't you nobble?
couldn't they nobble? 	couldn't I be nobbling?
couldn't you be nobbling?
couldn't he be nobbling?
couldn't we be nobbling?
couldn't you be nobbling?
couldn't they be nobbling? 	couldn't I have nobbled?
couldn't you have nobbled?
couldn't he have nobbled?
couldn't we have nobbled?
couldn't you have nobbled?
couldn't they have nobbled? 	couldn't I have been nobbling?
couldn't you have been nobbling?
couldn't he have been nobbling?
couldn't we have been nobbling?
couldn't you have been nobbling?
couldn't they have been nobbling?