I may characterise you may characterise he may characterise we may characterise you may characterise they may characterise
V-ing form
I may be characterising you may be characterising he may be characterising we may be characterising you may be characterising they may be characterising
Perfect
I may have characterised you may have characterised he may have characterised we may have characterised you may have characterised they may have characterised
V-ing perfect
I may have been characterising you may have been characterising he may have been characterising we may have been characterising you may have been characterising they may have been characterising
Negation
Simple form
I may not characterise you may not characterise he may not characterise we may not characterise you may not characterise they may not characterise
V-ing form
I may not be characterising you may not be characterising he may not be characterising we may not be characterising you may not be characterising they may not be characterising
Perfect
I may not have characterised you may not have characterised he may not have characterised we may not have characterised you may not have characterised they may not have characterised
V-ing perfect
I may not have been characterising you may not have been characterising he may not have been characterising we may not have been characterising you may not have been characterising they may not have been characterising
Interrogative form
Simple form
may I characterise? may you characterise? may he characterise? may we characterise? may you characterise? may they characterise?
V-ing form
may I be characterising? may you be characterising? may he be characterising? may we be characterising? may you be characterising? may they be characterising?
Perfect
may I have characterised? may you have characterised? may he have characterised? may we have characterised? may you have characterised? may they have characterised?
V-ing perfect
may I have been characterising? may you have been characterising? may he have been characterising? may we have been characterising? may you have been characterising? may they have been characterising?
Interro-negative form
Simple form
may I not characterise? may you not characterise? may he not characterise? may we not characterise? may you not characterise? may they not characterise?
V-ing form
may I not be characterising? may you not be characterising? may he not be characterising? may we not be characterising? may you not be characterising? may they not be characterising?
Perfect
may I not have characterised? may you not have characterised? may he not have characterised? may we not have characterised? may you not have characterised? may they not have characterised?
V-ing perfect
may I not have been characterising? may you not have been characterising? may he not have been characterising? may we not have been characterising? may you not have been characterising? may they not have been characterising?