should err
Verbo regular: err - erred- erred

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I'd err
you'd err
she'd err
we'd err
you'd err
they'd err 	I'd be erring
you'd be erring
she'd be erring
we'd be erring
you'd be erring
they'd be erring	I should've erred
you should've erred
she should've erred
we should've erred
you should've erred
they should've erred	I should've been erring
you should've been erring
she should've been erring
we should've been erring
you should've been erring
they should've been erring	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shouldn't err
you shouldn't err
she shouldn't err
we shouldn't err
you shouldn't err
they shouldn't err 	I shouldn't be erring
you shouldn't be erring
she shouldn't be erring
we shouldn't be erring
you shouldn't be erring
they shouldn't be erring	I shouldn't have erred
you shouldn't have erred
she shouldn't have erred
we shouldn't have erred
you shouldn't have erred
they shouldn't have erred	I shouldn't have been erring
you shouldn't have been erring
she shouldn't have been erring
we shouldn't have been erring
you shouldn't have been erring
they shouldn't have been erring	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I err?
should you err?
should she err?
should we err?
should you err?
should they err? 	should I be erring?
should you be erring?
should she be erring?
should we be erring?
should you be erring?
should they be erring? 	should I have erred?
should you have erred?
should she 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 she have been erring?
should we have been erring?
should you have been erring?
should they have been erring? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shouldn't I err?
shouldn't you err?
shouldn't she err?
shouldn't we err?
shouldn't you err?
shouldn't they err? 	shouldn't I be erring?
shouldn't you be erring?
shouldn't she be erring?
shouldn't we be erring?
shouldn't you be erring?
shouldn't they be erring? 	shouldn't I have erred?
shouldn't you have erred?
shouldn't she have erred?
shouldn't we have erred?
shouldn't you have erred?
shouldn't they have erred? 	shouldn't I have been erring?
shouldn't you have been erring?
shouldn't she have been erring?
shouldn't we have been erring?
shouldn't you have been erring?
shouldn't they have been erring?