should err
Verbo regular: err - erred- erred

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should err
you should err
he should err
we should err
you should err
they should err 	I should be erring
you should be erring
he should be erring
we should be erring
you should be erring
they should be erring	I should have erred
you should have erred
he should have erred
we should have erred
you should have erred
they should have erred	I should have been erring
you should have been erring
he should have been erring
we should have been erring
you should have been erring
they should have been erring	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should not err
you should not err
he should not err
we should not err
you should not err
they should not err 	I should not be erring
you should not be erring
he should not be erring
we should not be erring
you should not be erring
they should not be erring	I should not have erred
you should not have erred
he should not have erred
we should not have erred
you should not have erred
they should not have erred	I should not have been erring
you should not have been erring
he should not have been erring
we should not have been erring
you should not have been erring
they should not have been erring	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I err?
should you err?
should he err?
should we err?
should you err?
should they err? 	should I be erring?
should you be erring?
should he be erring?
should we be erring?
should you be erring?
should they be erring? 	should I have erred?
should you have erred?
should he have erred?
should we have erred?
should you have erred?
should they have erred? 	should I have been erring?
should you have been erring?
should he have been erring?
should we have been erring?
should you have been erring?
should they have been erring? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I not err?
should you not err?
should he not err?
should we not err?
should you not err?
should they not err? 	should I not be erring?
should you not be erring?
should he not be erring?
should we not be erring?
should you not be erring?
should they not be erring? 	should I not have erred?
should you not have erred?
should he not have erred?
should we not have erred?
should you not have erred?
should they not have erred? 	should I not have been erring?
should you not have been erring?
should he not have been erring?
should we not have been erring?
should you not have been erring?
should they not have been erring?