I may listen you may listen she may listen we may listen you may listen they may listen
V-ing form
I may be listening you may be listening she may be listening we may be listening you may be listening they may be listening
Perfect
I may have listened you may have listened she may have listened we may have listened you may have listened they may have listened
V-ing perfect
I may have been listening you may have been listening she may have been listening we may have been listening you may have been listening they may have been listening
Negation
Simple form
I may not listen you may not listen she may not listen we may not listen you may not listen they may not listen
V-ing form
I may not be listening you may not be listening she may not be listening we may not be listening you may not be listening they may not be listening
Perfect
I may not have listened you may not have listened she may not have listened we may not have listened you may not have listened they may not have listened
V-ing perfect
I may not have been listening you may not have been listening she may not have been listening we may not have been listening you may not have been listening they may not have been listening
Interrogative form
Simple form
may I listen? may you listen? may she listen? may we listen? may you listen? may they listen?
V-ing form
may I be listening? may you be listening? may she be listening? may we be listening? may you be listening? may they be listening?
Perfect
may I have listened? may you have listened? may she have listened? may we have listened? may you have listened? may they have listened?
V-ing perfect
may I have been listening? may you have been listening? may she have been listening? may we have been listening? may you have been listening? may they have been listening?
Interro-negative form
Simple form
may I not listen? may you not listen? may she not listen? may we not listen? may you not listen? may they not listen?
V-ing form
may I not be listening? may you not be listening? may she not be listening? may we not be listening? may you not be listening? may they not be listening?
Perfect
may I not have listened? may you not have listened? may she not have listened? may we not have listened? may you not have listened? may they not have listened?
V-ing perfect
may I not have been listening? may you not have been listening? may she not have been listening? may we not have been listening? may you not have been listening? may they not have been listening?