should shred
Verbo regular: shred - shredded- shredded

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should shred
you should shred
he should shred
we should shred
you should shred
they should shred 	I should be shredding
you should be shredding
he should be shredding
we should be shredding
you should be shredding
they should be shredding	I should have shredded
you should have shredded
he should have shredded
we should have shredded
you should have shredded
they should have shredded	I should have been shredding
you should have been shredding
he should have been shredding
we should have been shredding
you should have been shredding
they should have been shredding	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should not shred
you should not shred
he should not shred
we should not shred
you should not shred
they should not shred 	I should not be shredding
you should not be shredding
he should not be shredding
we should not be shredding
you should not be shredding
they should not be shredding	I should not have shredded
you should not have shredded
he should not have shredded
we should not have shredded
you should not have shredded
they should not have shredded	I should not have been shredding
you should not have been shredding
he should not have been shredding
we should not have been shredding
you should not have been shredding
they should not have been shredding	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I shred?
should you shred?
should he shred?
should we shred?
should you shred?
should they shred? 	should I be shredding?
should you be shredding?
should he be shredding?
should we be shredding?
should you be shredding?
should they be shredding? 	should I have shredded?
should you have shredded?
should he have shredded?
should we have shredded?
should you have shredded?
should they have shredded? 	should I have been shredding?
should you have been shredding?
should he have been shredding?
should we have been shredding?
should you have been shredding?
should they have been shredding? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I not shred?
should you not shred?
should he not shred?
should we not shred?
should you not shred?
should they not shred? 	should I not be shredding?
should you not be shredding?
should he not be shredding?
should we not be shredding?
should you not be shredding?
should they not be shredding? 	should I not have shredded?
should you not have shredded?
should he not have shredded?
should we not have shredded?
should you not have shredded?
should they not have shredded? 	should I not have been shredding?
should you not have been shredding?
should he not have been shredding?
should we not have been shredding?
should you not have been shredding?
should they not have been shredding?