should fell
Verbo regular: fell - felled- felled

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should fell
you should fell
she should fell
we should fell
you should fell
they should fell 	I should be felling
you should be felling
she should be felling
we should be felling
you should be felling
they should be felling	I should have felled
you should have felled
she should have felled
we should have felled
you should have felled
they should have felled	I should have been felling
you should have been felling
she should have been felling
we should have been felling
you should have been felling
they should have been felling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should not fell
you should not fell
she should not fell
we should not fell
you should not fell
they should not fell 	I should not be felling
you should not be felling
she should not be felling
we should not be felling
you should not be felling
they should not be felling	I should not have felled
you should not have felled
she should not have felled
we should not have felled
you should not have felled
they should not have felled	I should not have been felling
you should not have been felling
she should not have been felling
we should not have been felling
you should not have been felling
they should not have been felling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I fell?
should you fell?
should she fell?
should we fell?
should you fell?
should they fell? 	should I be felling?
should you be felling?
should she be felling?
should we be felling?
should you be felling?
should they be felling? 	should I have felled?
should you have felled?
should she have felled?
should we have felled?
should you have felled?
should they have felled? 	should I have been felling?
should you have been felling?
should she have been felling?
should we have been felling?
should you have been felling?
should they have been felling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I not fell?
should you not fell?
should she not fell?
should we not fell?
should you not fell?
should they not fell? 	should I not be felling?
should you not be felling?
should she not be felling?
should we not be felling?
should you not be felling?
should they not be felling? 	should I not have felled?
should you not have felled?
should she not have felled?
should we not have felled?
should you not have felled?
should they not have felled? 	should I not have been felling?
should you not have been felling?
should she not have been felling?
should we not have been felling?
should you not have been felling?
should they not have been felling?