I may ring you may ring he may ring we may ring you may ring they may ring
V-ing form
I may be ringing you may be ringing he may be ringing we may be ringing you may be ringing they may be ringing
Perfect
I may have rung you may have rung he may have rung we may have rung you may have rung they may have rung
V-ing perfect
I may have been ringing you may have been ringing he may have been ringing we may have been ringing you may have been ringing they may have been ringing
Negation
Simple form
I may not ring you may not ring he may not ring we may not ring you may not ring they may not ring
V-ing form
I may not be ringing you may not be ringing he may not be ringing we may not be ringing you may not be ringing they may not be ringing
Perfect
I may not have rung you may not have rung he may not have rung we may not have rung you may not have rung they may not have rung
V-ing perfect
I may not have been ringing you may not have been ringing he may not have been ringing we may not have been ringing you may not have been ringing they may not have been ringing
Interrogative form
Simple form
may I ring? may you ring? may he ring? may we ring? may you ring? may they ring?
V-ing form
may I be ringing? may you be ringing? may he be ringing? may we be ringing? may you be ringing? may they be ringing?
Perfect
may I have rung? may you have rung? may he have rung? may we have rung? may you have rung? may they have rung?
V-ing perfect
may I have been ringing? may you have been ringing? may he have been ringing? may we have been ringing? may you have been ringing? may they have been ringing?
Interro-negative form
Simple form
may I not ring? may you not ring? may he not ring? may we not ring? may you not ring? may they not ring?
V-ing form
may I not be ringing? may you not be ringing? may he not be ringing? may we not be ringing? may you not be ringing? may they not be ringing?
Perfect
may I not have rung? may you not have rung? may he not have rung? may we not have rung? may you not have rung? may they not have rung?
V-ing perfect
may I not have been ringing? may you not have been ringing? may he not have been ringing? may we not have been ringing? may you not have been ringing? may they not have been ringing?