English verb conjugation
MAY ADVANCE

Regular verb: advance - advanced - advanced

Affirmation

Simple form	V-ing form
I may advance you may advance he may advance we may advance you may advance they may advance	I may be advancing you may be advancing he may be advancing we may be advancing you may be advancing they may be advancing
Perfect	V-ing perfect
I may have advanced you may have advanced he may have advanced we may have advanced you may have advanced they may have advanced	I may have been advancing you may have been advancing he may have been advancing we may have been advancing you may have been advancing they may have been advancing

Negation

Simple form	V-ing form
I mayn't advance you mayn't advance he mayn't advance we mayn't advance you mayn't advance they mayn't advance	I mayn't be advancing you mayn't be advancing he mayn't be advancing we mayn't be advancing you mayn't be advancing they mayn't be advancing
Perfect	V-ing perfect
I mayn't have advanced you mayn't have advanced he mayn't have advanced we mayn't have advanced you mayn't have advanced they mayn't have advanced	I mayn't have been advancing you mayn't have been advancing he mayn't have been advancing we mayn't have been advancing you mayn't have been advancing they mayn't have been advancing

Interrogative form

Simple form	V-ing form
may I advance? may you advance? may he advance? may we advance? may you advance? may they advance?	may I be advancing? may you be advancing? may he be advancing? may we be advancing? may you be advancing? may they be advancing?
Perfect	V-ing perfect
may I have advanced? may you have advanced? may he have advanced? may we have advanced? may you have advanced? may they have advanced?	may I have been advancing? may you have been advancing? may he have been advancing? may we have been advancing? may you have been advancing? may they have been advancing?

Interro-negative form

Simple form	V-ing form
mayn't I advance? mayn't you advance? mayn't he advance? mayn't we advance? mayn't you advance? mayn't they advance?	mayn't I be advancing? mayn't you be advancing? mayn't he be advancing? mayn't we be advancing? mayn't you be advancing? mayn't they be advancing?
Perfect	V-ing perfect
mayn't I have advanced? mayn't you have advanced? mayn't he have advanced? mayn't we have advanced? mayn't you have advanced? mayn't they have advanced?	mayn't I have been advancing? mayn't you have been advancing? mayn't he have been advancing? mayn't we have been advancing? mayn't you have been advancing? mayn't they have been advancing?