English verb conjugation
MAY PROCEED

Regular verb: proceed - proceeded - proceeded

Affirmation

Simple form	V-ing form
I may proceed you may proceed he may proceed we may proceed you may proceed they may proceed	I may be proceeding you may be proceeding he may be proceeding we may be proceeding you may be proceeding they may be proceeding
Perfect	V-ing perfect
I may have proceeded you may have proceeded he may have proceeded we may have proceeded you may have proceeded they may have proceeded	I may have been proceeding you may have been proceeding he may have been proceeding we may have been proceeding you may have been proceeding they may have been proceeding

Negation

Simple form	V-ing form
I may not proceed you may not proceed he may not proceed we may not proceed you may not proceed they may not proceed	I may not be proceeding you may not be proceeding he may not be proceeding we may not be proceeding you may not be proceeding they may not be proceeding
Perfect	V-ing perfect
I may not have proceeded you may not have proceeded he may not have proceeded we may not have proceeded you may not have proceeded they may not have proceeded	I may not have been proceeding you may not have been proceeding he may not have been proceeding we may not have been proceeding you may not have been proceeding they may not have been proceeding

Interrogative form

Simple form	V-ing form
may I proceed? may you proceed? may he proceed? may we proceed? may you proceed? may they proceed?	may I be proceeding? may you be proceeding? may he be proceeding? may we be proceeding? may you be proceeding? may they be proceeding?
Perfect	V-ing perfect
may I have proceeded? may you have proceeded? may he have proceeded? may we have proceeded? may you have proceeded? may they have proceeded?	may I have been proceeding? may you have been proceeding? may he have been proceeding? may we have been proceeding? may you have been proceeding? may they have been proceeding?

Interro-negative form

Simple form	V-ing form
may I not proceed? may you not proceed? may he not proceed? may we not proceed? may you not proceed? may they not proceed?	may I not be proceeding? may you not be proceeding? may he not be proceeding? may we not be proceeding? may you not be proceeding? may they not be proceeding?
Perfect	V-ing perfect
may I not have proceeded? may you not have proceeded? may he not have proceeded? may we not have proceeded? may you not have proceeded? may they not have proceeded?	may I not have been proceeding? may you not have been proceeding? may he not have been proceeding? may we not have been proceeding? may you not have been proceeding? may they not have been proceeding?