should sound
Verbo regular: sound - sounded- sounded

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should sound
you should sound
he should sound
we should sound
you should sound
they should sound 	I should be sounding
you should be sounding
he should be sounding
we should be sounding
you should be sounding
they should be sounding	I should have sounded
you should have sounded
he should have sounded
we should have sounded
you should have sounded
they should have sounded	I should have been sounding
you should have been sounding
he should have been sounding
we should have been sounding
you should have been sounding
they should have been sounding	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should not sound
you should not sound
he should not sound
we should not sound
you should not sound
they should not sound 	I should not be sounding
you should not be sounding
he should not be sounding
we should not be sounding
you should not be sounding
they should not be sounding	I should not have sounded
you should not have sounded
he should not have sounded
we should not have sounded
you should not have sounded
they should not have sounded	I should not have been sounding
you should not have been sounding
he should not have been sounding
we should not have been sounding
you should not have been sounding
they should not have been sounding	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I sound?
should you sound?
should he sound?
should we sound?
should you sound?
should they sound? 	should I be sounding?
should you be sounding?
should he be sounding?
should we be sounding?
should you be sounding?
should they be sounding? 	should I have sounded?
should you have sounded?
should he have sounded?
should we have sounded?
should you have sounded?
should they have sounded? 	should I have been sounding?
should you have been sounding?
should he have been sounding?
should we have been sounding?
should you have been sounding?
should they have been sounding? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I not sound?
should you not sound?
should he not sound?
should we not sound?
should you not sound?
should they not sound? 	should I not be sounding?
should you not be sounding?
should he not be sounding?
should we not be sounding?
should you not be sounding?
should they not be sounding? 	should I not have sounded?
should you not have sounded?
should he not have sounded?
should we not have sounded?
should you not have sounded?
should they not have sounded? 	should I not have been sounding?
should you not have been sounding?
should he not have been sounding?
should we not have been sounding?
should you not have been sounding?
should they not have been sounding?