I may premise you may premise he may premise we may premise you may premise they may premise
V-ing form
I may be premising you may be premising he may be premising we may be premising you may be premising they may be premising
Perfect
I may have premised you may have premised he may have premised we may have premised you may have premised they may have premised
V-ing perfect
I may have been premising you may have been premising he may have been premising we may have been premising you may have been premising they may have been premising
Negation
Simple form
I may not premise you may not premise he may not premise we may not premise you may not premise they may not premise
V-ing form
I may not be premising you may not be premising he may not be premising we may not be premising you may not be premising they may not be premising
Perfect
I may not have premised you may not have premised he may not have premised we may not have premised you may not have premised they may not have premised
V-ing perfect
I may not have been premising you may not have been premising he may not have been premising we may not have been premising you may not have been premising they may not have been premising
Interrogative form
Simple form
may I premise? may you premise? may he premise? may we premise? may you premise? may they premise?
V-ing form
may I be premising? may you be premising? may he be premising? may we be premising? may you be premising? may they be premising?
Perfect
may I have premised? may you have premised? may he have premised? may we have premised? may you have premised? may they have premised?
V-ing perfect
may I have been premising? may you have been premising? may he have been premising? may we have been premising? may you have been premising? may they have been premising?
Interro-negative form
Simple form
may I not premise? may you not premise? may he not premise? may we not premise? may you not premise? may they not premise?
V-ing form
may I not be premising? may you not be premising? may he not be premising? may we not be premising? may you not be premising? may they not be premising?
Perfect
may I not have premised? may you not have premised? may he not have premised? may we not have premised? may you not have premised? may they not have premised?
V-ing perfect
may I not have been premising? may you not have been premising? may he not have been premising? may we not have been premising? may you not have been premising? may they not have been premising?