English verb conjugation
MAY PERSIST

Regular verb: persist - persisted - persisted

Affirmation

Simple form	V-ing form
I may persist you may persist she may persist we may persist you may persist they may persist	I may be persisting you may be persisting she may be persisting we may be persisting you may be persisting they may be persisting
Perfect	V-ing perfect
I may have persisted you may have persisted she may have persisted we may have persisted you may have persisted they may have persisted	I may have been persisting you may have been persisting she may have been persisting we may have been persisting you may have been persisting they may have been persisting

Negation

Simple form	V-ing form
I mayn't persist you mayn't persist she mayn't persist we mayn't persist you mayn't persist they mayn't persist	I mayn't be persisting you mayn't be persisting she mayn't be persisting we mayn't be persisting you mayn't be persisting they mayn't be persisting
Perfect	V-ing perfect
I mayn't have persisted you mayn't have persisted she mayn't have persisted we mayn't have persisted you mayn't have persisted they mayn't have persisted	I mayn't have been persisting you mayn't have been persisting she mayn't have been persisting we mayn't have been persisting you mayn't have been persisting they mayn't have been persisting

Interrogative form

Simple form	V-ing form
may I persist? may you persist? may she persist? may we persist? may you persist? may they persist?	may I be persisting? may you be persisting? may she be persisting? may we be persisting? may you be persisting? may they be persisting?
Perfect	V-ing perfect
may I have persisted? may you have persisted? may she have persisted? may we have persisted? may you have persisted? may they have persisted?	may I have been persisting? may you have been persisting? may she have been persisting? may we have been persisting? may you have been persisting? may they have been persisting?

Interro-negative form

Simple form	V-ing form
mayn't I persist? mayn't you persist? mayn't she persist? mayn't we persist? mayn't you persist? mayn't they persist?	mayn't I be persisting? mayn't you be persisting? mayn't she be persisting? mayn't we be persisting? mayn't you be persisting? mayn't they be persisting?
Perfect	V-ing perfect
mayn't I have persisted? mayn't you have persisted? mayn't she have persisted? mayn't we have persisted? mayn't you have persisted? mayn't they have persisted?	mayn't I have been persisting? mayn't you have been persisting? mayn't she have been persisting? mayn't we have been persisting? mayn't you have been persisting? mayn't they have been persisting?