I may echo you may echo he may echo we may echo you may echo they may echo
Forma con V-ing
I may be echoing you may be echoing he may be echoing we may be echoing you may be echoing they may be echoing
Perfecto
I may have echoed you may have echoed he may have echoed we may have echoed you may have echoed they may have echoed
Perfecto con V-ing
I may have been echoing you may have been echoing he may have been echoing we may have been echoing you may have been echoing they may have been echoing
Negación
Forma simple
I mayn't echo you mayn't echo he mayn't echo we mayn't echo you mayn't echo they mayn't echo
Forma con V-ing
I mayn't be echoing you mayn't be echoing he mayn't be echoing we mayn't be echoing you mayn't be echoing they mayn't be echoing
Perfecto
I mayn't have echoed you mayn't have echoed he mayn't have echoed we mayn't have echoed you mayn't have echoed they mayn't have echoed
Perfecto con V-ing
I mayn't have been echoing you mayn't have been echoing he mayn't have been echoing we mayn't have been echoing you mayn't have been echoing they mayn't have been echoing
Forma interrogativa
Forma simple
may I echo? may you echo? may he echo? may we echo? may you echo? may they echo?
Forma con V-ing
may I be echoing? may you be echoing? may he be echoing? may we be echoing? may you be echoing? may they be echoing?
Perfecto
may I have echoed? may you have echoed? may he have echoed? may we have echoed? may you have echoed? may they have echoed?
Perfecto con V-ing
may I have been echoing? may you have been echoing? may he have been echoing? may we have been echoing? may you have been echoing? may they have been echoing?
Forma interro-negativa
Forma simple
mayn't I echo? mayn't you echo? mayn't he echo? mayn't we echo? mayn't you echo? mayn't they echo?
Forma con V-ing
mayn't I be echoing? mayn't you be echoing? mayn't he be echoing? mayn't we be echoing? mayn't you be echoing? mayn't they be echoing?
Perfecto
mayn't I have echoed? mayn't you have echoed? mayn't he have echoed? mayn't we have echoed? mayn't you have echoed? mayn't they have echoed?
Perfecto con V-ing
mayn't I have been echoing? mayn't you have been echoing? mayn't he have been echoing? mayn't we have been echoing? mayn't you have been echoing? mayn't they have been echoing?