could reveal
Verbo regular: reveal - revealed- revealed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could reveal
you could reveal
he could reveal
we could reveal
you could reveal
they could reveal 	I could be revealing
you could be revealing
he could be revealing
we could be revealing
you could be revealing
they could be revealing	I could have revealed
you could have revealed
he could have revealed
we could have revealed
you could have revealed
they could have revealed	I could have been revealing
you could have been revealing
he could have been revealing
we could have been revealing
you could have been revealing
they could have been revealing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't reveal
you couldn't reveal
he couldn't reveal
we couldn't reveal
you couldn't reveal
they couldn't reveal 	I couldn't be revealing
you couldn't be revealing
he couldn't be revealing
we couldn't be revealing
you couldn't be revealing
they couldn't be revealing	I couldn't have revealed
you couldn't have revealed
he couldn't have revealed
we couldn't have revealed
you couldn't have revealed
they couldn't have revealed	I couldn't have been revealing
you couldn't have been revealing
he couldn't have been revealing
we couldn't have been revealing
you couldn't have been revealing
they couldn't have been revealing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I reveal?
could you reveal?
could he reveal?
could we reveal?
could you reveal?
could they reveal? 	could I be revealing?
could you be revealing?
could he be revealing?
could we be revealing?
could you be revealing?
could they be revealing? 	could I have revealed?
could you have revealed?
could he have revealed?
could we have revealed?
could you have revealed?
could they have revealed? 	could I have been revealing?
could you have been revealing?
could he have been revealing?
could we have been revealing?
could you have been revealing?
could they have been revealing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I reveal?
couldn't you reveal?
couldn't he reveal?
couldn't we reveal?
couldn't you reveal?
couldn't they reveal? 	couldn't I be revealing?
couldn't you be revealing?
couldn't he be revealing?
couldn't we be revealing?
couldn't you be revealing?
couldn't they be revealing? 	couldn't I have revealed?
couldn't you have revealed?
couldn't he have revealed?
couldn't we have revealed?
couldn't you have revealed?
couldn't they have revealed? 	couldn't I have been revealing?
couldn't you have been revealing?
couldn't he have been revealing?
couldn't we have been revealing?
couldn't you have been revealing?
couldn't they have been revealing?