English verb conjugation
MAY EXCRETE

Regular verb: excrete - excreted - excreted

Affirmation

Simple form	V-ing form
I may excrete you may excrete he may excrete we may excrete you may excrete they may excrete	I may be excreting you may be excreting he may be excreting we may be excreting you may be excreting they may be excreting
Perfect	V-ing perfect
I may have excreted you may have excreted he may have excreted we may have excreted you may have excreted they may have excreted	I may have been excreting you may have been excreting he may have been excreting we may have been excreting you may have been excreting they may have been excreting

Negation

Simple form	V-ing form
I mayn't excrete you mayn't excrete he mayn't excrete we mayn't excrete you mayn't excrete they mayn't excrete	I mayn't be excreting you mayn't be excreting he mayn't be excreting we mayn't be excreting you mayn't be excreting they mayn't be excreting
Perfect	V-ing perfect
I mayn't have excreted you mayn't have excreted he mayn't have excreted we mayn't have excreted you mayn't have excreted they mayn't have excreted	I mayn't have been excreting you mayn't have been excreting he mayn't have been excreting we mayn't have been excreting you mayn't have been excreting they mayn't have been excreting

Interrogative form

Simple form	V-ing form
may I excrete? may you excrete? may he excrete? may we excrete? may you excrete? may they excrete?	may I be excreting? may you be excreting? may he be excreting? may we be excreting? may you be excreting? may they be excreting?
Perfect	V-ing perfect
may I have excreted? may you have excreted? may he have excreted? may we have excreted? may you have excreted? may they have excreted?	may I have been excreting? may you have been excreting? may he have been excreting? may we have been excreting? may you have been excreting? may they have been excreting?

Interro-negative form

Simple form	V-ing form
mayn't I excrete? mayn't you excrete? mayn't he excrete? mayn't we excrete? mayn't you excrete? mayn't they excrete?	mayn't I be excreting? mayn't you be excreting? mayn't he be excreting? mayn't we be excreting? mayn't you be excreting? mayn't they be excreting?
Perfect	V-ing perfect
mayn't I have excreted? mayn't you have excreted? mayn't he have excreted? mayn't we have excreted? mayn't you have excreted? mayn't they have excreted?	mayn't I have been excreting? mayn't you have been excreting? mayn't he have been excreting? mayn't we have been excreting? mayn't you have been excreting? mayn't they have been excreting?