should shovel
Verbo regular: shovel - shovelled- shovelled

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should shovel
you should shovel
he should shovel
we should shovel
you should shovel
they should shovel 	I should be shovelling
you should be shovelling
he should be shovelling
we should be shovelling
you should be shovelling
they should be shovelling	I should have shovelled
you should have shovelled
he should have shovelled
we should have shovelled
you should have shovelled
they should have shovelled	I should have been shovelling
you should have been shovelling
he should have been shovelling
we should have been shovelling
you should have been shovelling
they should have been shovelling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should not shovel
you should not shovel
he should not shovel
we should not shovel
you should not shovel
they should not shovel 	I should not be shovelling
you should not be shovelling
he should not be shovelling
we should not be shovelling
you should not be shovelling
they should not be shovelling	I should not have shovelled
you should not have shovelled
he should not have shovelled
we should not have shovelled
you should not have shovelled
they should not have shovelled	I should not have been shovelling
you should not have been shovelling
he should not have been shovelling
we should not have been shovelling
you should not have been shovelling
they should not have been shovelling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I shovel?
should you shovel?
should he shovel?
should we shovel?
should you shovel?
should they shovel? 	should I be shovelling?
should you be shovelling?
should he be shovelling?
should we be shovelling?
should you be shovelling?
should they be shovelling? 	should I have shovelled?
should you have shovelled?
should he have shovelled?
should we have shovelled?
should you have shovelled?
should they have shovelled? 	should I have been shovelling?
should you have been shovelling?
should he have been shovelling?
should we have been shovelling?
should you have been shovelling?
should they have been shovelling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I not shovel?
should you not shovel?
should he not shovel?
should we not shovel?
should you not shovel?
should they not shovel? 	should I not be shovelling?
should you not be shovelling?
should he not be shovelling?
should we not be shovelling?
should you not be shovelling?
should they not be shovelling? 	should I not have shovelled?
should you not have shovelled?
should he not have shovelled?
should we not have shovelled?
should you not have shovelled?
should they not have shovelled? 	should I not have been shovelling?
should you not have been shovelling?
should he not have been shovelling?
should we not have been shovelling?
should you not have been shovelling?
should they not have been shovelling?