I may recur you may recur he may recur we may recur you may recur they may recur
V-ing form
I may be recurring you may be recurring he may be recurring we may be recurring you may be recurring they may be recurring
Perfect
I may have recurred you may have recurred he may have recurred we may have recurred you may have recurred they may have recurred
V-ing perfect
I may have been recurring you may have been recurring he may have been recurring we may have been recurring you may have been recurring they may have been recurring
Negation
Simple form
I may not recur you may not recur he may not recur we may not recur you may not recur they may not recur
V-ing form
I may not be recurring you may not be recurring he may not be recurring we may not be recurring you may not be recurring they may not be recurring
Perfect
I may not have recurred you may not have recurred he may not have recurred we may not have recurred you may not have recurred they may not have recurred
V-ing perfect
I may not have been recurring you may not have been recurring he may not have been recurring we may not have been recurring you may not have been recurring they may not have been recurring
Interrogative form
Simple form
may I recur? may you recur? may he recur? may we recur? may you recur? may they recur?
V-ing form
may I be recurring? may you be recurring? may he be recurring? may we be recurring? may you be recurring? may they be recurring?
Perfect
may I have recurred? may you have recurred? may he have recurred? may we have recurred? may you have recurred? may they have recurred?
V-ing perfect
may I have been recurring? may you have been recurring? may he have been recurring? may we have been recurring? may you have been recurring? may they have been recurring?
Interro-negative form
Simple form
may I not recur? may you not recur? may he not recur? may we not recur? may you not recur? may they not recur?
V-ing form
may I not be recurring? may you not be recurring? may he not be recurring? may we not be recurring? may you not be recurring? may they not be recurring?
Perfect
may I not have recurred? may you not have recurred? may he not have recurred? may we not have recurred? may you not have recurred? may they not have recurred?
V-ing perfect
may I not have been recurring? may you not have been recurring? may he not have been recurring? may we not have been recurring? may you not have been recurring? may they not have been recurring?