English verb conjugation
MAY CORROBORATE

Regular verb: corroborate - corroborated - corroborated

Affirmation

Simple form	V-ing form
I may corroborate you may corroborate she may corroborate we may corroborate you may corroborate they may corroborate	I may be corroborating you may be corroborating she may be corroborating we may be corroborating you may be corroborating they may be corroborating
Perfect	V-ing perfect
I may have corroborated you may have corroborated she may have corroborated we may have corroborated you may have corroborated they may have corroborated	I may have been corroborating you may have been corroborating she may have been corroborating we may have been corroborating you may have been corroborating they may have been corroborating

Negation

Simple form	V-ing form
I mayn't corroborate you mayn't corroborate she mayn't corroborate we mayn't corroborate you mayn't corroborate they mayn't corroborate	I mayn't be corroborating you mayn't be corroborating she mayn't be corroborating we mayn't be corroborating you mayn't be corroborating they mayn't be corroborating
Perfect	V-ing perfect
I mayn't have corroborated you mayn't have corroborated she mayn't have corroborated we mayn't have corroborated you mayn't have corroborated they mayn't have corroborated	I mayn't have been corroborating you mayn't have been corroborating she mayn't have been corroborating we mayn't have been corroborating you mayn't have been corroborating they mayn't have been corroborating

Interrogative form

Simple form	V-ing form
may I corroborate? may you corroborate? may she corroborate? may we corroborate? may you corroborate? may they corroborate?	may I be corroborating? may you be corroborating? may she be corroborating? may we be corroborating? may you be corroborating? may they be corroborating?
Perfect	V-ing perfect
may I have corroborated? may you have corroborated? may she have corroborated? may we have corroborated? may you have corroborated? may they have corroborated?	may I have been corroborating? may you have been corroborating? may she have been corroborating? may we have been corroborating? may you have been corroborating? may they have been corroborating?

Interro-negative form

Simple form	V-ing form
mayn't I corroborate? mayn't you corroborate? mayn't she corroborate? mayn't we corroborate? mayn't you corroborate? mayn't they corroborate?	mayn't I be corroborating? mayn't you be corroborating? mayn't she be corroborating? mayn't we be corroborating? mayn't you be corroborating? mayn't they be corroborating?
Perfect	V-ing perfect
mayn't I have corroborated? mayn't you have corroborated? mayn't she have corroborated? mayn't we have corroborated? mayn't you have corroborated? mayn't they have corroborated?	mayn't I have been corroborating? mayn't you have been corroborating? mayn't she have been corroborating? mayn't we have been corroborating? mayn't you have been corroborating? mayn't they have been corroborating?