English verb conjugation
MAY ECHO

Regular verb: echo - echoed - echoed

Affirmation

Simple form	V-ing form
I may echo you may echo he may echo we may echo you may echo they may echo	I may be echoing you may be echoing he may be echoing we may be echoing you may be echoing they may be echoing
Perfect	V-ing perfect
I may have echoed you may have echoed he may have echoed we may have echoed you may have echoed they may have echoed	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

Negation

Simple form	V-ing form
I mayn't echo you mayn't echo he mayn't echo we mayn't echo you mayn't echo they mayn't echo	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
Perfect	V-ing perfect
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	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

Interrogative form

Simple form	V-ing form
may I echo? may you echo? may he echo? may we echo? may you echo? may they echo?	may I be echoing? may you be echoing? may he be echoing? may we be echoing? may you be echoing? may they be echoing?
Perfect	V-ing perfect
may I have echoed? may you have echoed? may he have echoed? may we have echoed? may you have echoed? may they have echoed?	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?

Interro-negative form

Simple form	V-ing form
mayn't I echo? mayn't you echo? mayn't he echo? mayn't we echo? mayn't you echo? mayn't they echo?	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?
Perfect	V-ing perfect
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?	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?