can fable
Verbo regular: fable - fabled- fabled

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can fable
you can fable
he can fable
we can fable
you can fable
they can fable 	I can be fabling
you can be fabling
he can be fabling
we can be fabling
you can be fabling
they can be fabling	I can have fabled
you can have fabled
he can have fabled
we can have fabled
you can have fabled
they can have fabled	I can have been fabling
you can have been fabling
he can have been fabling
we can have been fabling
you can have been fabling
they can have been fabling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I cannot fable
you cannot fable
he cannot fable
we cannot fable
you cannot fable
they cannot fable 	I cannot be fabling
you cannot be fabling
he cannot be fabling
we cannot be fabling
you cannot be fabling
they cannot be fabling	I cannot have fabled
you cannot have fabled
he cannot have fabled
we cannot have fabled
you cannot have fabled
they cannot have fabled	I cannot have been fabling
you cannot have been fabling
he cannot have been fabling
we cannot have been fabling
you cannot have been fabling
they cannot have been fabling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I fable?
can you fable?
can he fable?
can we fable?
can you fable?
can they fable? 	can I be fabling?
can you be fabling?
can he be fabling?
can we be fabling?
can you be fabling?
can they be fabling? 	can I have fabled?
can you have fabled?
can he have fabled?
can we have fabled?
can you have fabled?
can they have fabled? 	can I have been fabling?
can you have been fabling?
can he have been fabling?
can we have been fabling?
can you have been fabling?
can they have been fabling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I not fable?
can you not fable?
can he not fable?
can we not fable?
can you not fable?
can they not fable? 	can I not be fabling?
can you not be fabling?
can he not be fabling?
can we not be fabling?
can you not be fabling?
can they not be fabling? 	can I not have fabled?
can you not have fabled?
can he not have fabled?
can we not have fabled?
can you not have fabled?
can they not have fabled? 	can I not have been fabling?
can you not have been fabling?
can he not have been fabling?
can we not have been fabling?
can you not have been fabling?
can they not have been fabling?