I'd be echoing you'd be echoing she'd be echoing we'd be echoing you'd be echoing they'd be echoing
Perfecto
I should've echoed you should've echoed she should've echoed we should've echoed you should've echoed they should've echoed
Perfecto con V-ing
I should've been echoing you should've been echoing she should've been echoing we should've been echoing you should've been echoing they should've been echoing
Negación
Forma simple
I shouldn't echo you shouldn't echo she shouldn't echo we shouldn't echo you shouldn't echo they shouldn't echo
Forma con V-ing
I shouldn't be echoing you shouldn't be echoing she shouldn't be echoing we shouldn't be echoing you shouldn't be echoing they shouldn't be echoing
Perfecto
I shouldn't have echoed you shouldn't have echoed she shouldn't have echoed we shouldn't have echoed you shouldn't have echoed they shouldn't have echoed
Perfecto con V-ing
I shouldn't have been echoing you shouldn't have been echoing she shouldn't have been echoing we shouldn't have been echoing you shouldn't have been echoing they shouldn't have been echoing
Forma interrogativa
Forma simple
should I echo? should you echo? should she echo? should we echo? should you echo? should they echo?
Forma con V-ing
should I be echoing? should you be echoing? should she be echoing? should we be echoing? should you be echoing? should they be echoing?
Perfecto
should I have echoed? should you have echoed? should she have echoed? should we have echoed? should you have echoed? should they have echoed?
Perfecto con V-ing
should I have been echoing? should you have been echoing? should she have been echoing? should we have been echoing? should you have been echoing? should they have been echoing?
Forma interro-negativa
Forma simple
shouldn't I echo? shouldn't you echo? shouldn't she echo? shouldn't we echo? shouldn't you echo? shouldn't they echo?
Forma con V-ing
shouldn't I be echoing? shouldn't you be echoing? shouldn't she be echoing? shouldn't we be echoing? shouldn't you be echoing? shouldn't they be echoing?
Perfecto
shouldn't I have echoed? shouldn't you have echoed? shouldn't she have echoed? shouldn't we have echoed? shouldn't you have echoed? shouldn't they have echoed?
Perfecto con V-ing
shouldn't I have been echoing? shouldn't you have been echoing? shouldn't she have been echoing? shouldn't we have been echoing? shouldn't you have been echoing? shouldn't they have been echoing?