English verb conjugation
MAY CREDIT

Regular verb: credit - credited - credited

Affirmation

Simple form	V-ing form
I may credit you may credit she may credit we may credit you may credit they may credit	I may be crediting you may be crediting she may be crediting we may be crediting you may be crediting they may be crediting
Perfect	V-ing perfect
I may have credited you may have credited she may have credited we may have credited you may have credited they may have credited	I may have been crediting you may have been crediting she may have been crediting we may have been crediting you may have been crediting they may have been crediting

Negation

Simple form	V-ing form
I mayn't credit you mayn't credit she mayn't credit we mayn't credit you mayn't credit they mayn't credit	I mayn't be crediting you mayn't be crediting she mayn't be crediting we mayn't be crediting you mayn't be crediting they mayn't be crediting
Perfect	V-ing perfect
I mayn't have credited you mayn't have credited she mayn't have credited we mayn't have credited you mayn't have credited they mayn't have credited	I mayn't have been crediting you mayn't have been crediting she mayn't have been crediting we mayn't have been crediting you mayn't have been crediting they mayn't have been crediting

Interrogative form

Simple form	V-ing form
may I credit? may you credit? may she credit? may we credit? may you credit? may they credit?	may I be crediting? may you be crediting? may she be crediting? may we be crediting? may you be crediting? may they be crediting?
Perfect	V-ing perfect
may I have credited? may you have credited? may she have credited? may we have credited? may you have credited? may they have credited?	may I have been crediting? may you have been crediting? may she have been crediting? may we have been crediting? may you have been crediting? may they have been crediting?

Interro-negative form

Simple form	V-ing form
mayn't I credit? mayn't you credit? mayn't she credit? mayn't we credit? mayn't you credit? mayn't they credit?	mayn't I be crediting? mayn't you be crediting? mayn't she be crediting? mayn't we be crediting? mayn't you be crediting? mayn't they be crediting?
Perfect	V-ing perfect
mayn't I have credited? mayn't you have credited? mayn't she have credited? mayn't we have credited? mayn't you have credited? mayn't they have credited?	mayn't I have been crediting? mayn't you have been crediting? mayn't she have been crediting? mayn't we have been crediting? mayn't you have been crediting? mayn't they have been crediting?