I may lecture you may lecture she may lecture we may lecture you may lecture they may lecture
V-ing form
I may be lecturing you may be lecturing she may be lecturing we may be lecturing you may be lecturing they may be lecturing
Perfect
I may have lectured you may have lectured she may have lectured we may have lectured you may have lectured they may have lectured
V-ing perfect
I may have been lecturing you may have been lecturing she may have been lecturing we may have been lecturing you may have been lecturing they may have been lecturing
Negation
Simple form
I may not lecture you may not lecture she may not lecture we may not lecture you may not lecture they may not lecture
V-ing form
I may not be lecturing you may not be lecturing she may not be lecturing we may not be lecturing you may not be lecturing they may not be lecturing
Perfect
I may not have lectured you may not have lectured she may not have lectured we may not have lectured you may not have lectured they may not have lectured
V-ing perfect
I may not have been lecturing you may not have been lecturing she may not have been lecturing we may not have been lecturing you may not have been lecturing they may not have been lecturing
Interrogative form
Simple form
may I lecture? may you lecture? may she lecture? may we lecture? may you lecture? may they lecture?
V-ing form
may I be lecturing? may you be lecturing? may she be lecturing? may we be lecturing? may you be lecturing? may they be lecturing?
Perfect
may I have lectured? may you have lectured? may she have lectured? may we have lectured? may you have lectured? may they have lectured?
V-ing perfect
may I have been lecturing? may you have been lecturing? may she have been lecturing? may we have been lecturing? may you have been lecturing? may they have been lecturing?
Interro-negative form
Simple form
may I not lecture? may you not lecture? may she not lecture? may we not lecture? may you not lecture? may they not lecture?
V-ing form
may I not be lecturing? may you not be lecturing? may she not be lecturing? may we not be lecturing? may you not be lecturing? may they not be lecturing?
Perfect
may I not have lectured? may you not have lectured? may she not have lectured? may we not have lectured? may you not have lectured? may they not have lectured?
V-ing perfect
may I not have been lecturing? may you not have been lecturing? may she not have been lecturing? may we not have been lecturing? may you not have been lecturing? may they not have been lecturing?