I may materialise you may materialise she may materialise we may materialise you may materialise they may materialise
V-ing form
I may be materialising you may be materialising she may be materialising we may be materialising you may be materialising they may be materialising
Perfect
I may have materialised you may have materialised she may have materialised we may have materialised you may have materialised they may have materialised
V-ing perfect
I may have been materialising you may have been materialising she may have been materialising we may have been materialising you may have been materialising they may have been materialising
Negation
Simple form
I may not materialise you may not materialise she may not materialise we may not materialise you may not materialise they may not materialise
V-ing form
I may not be materialising you may not be materialising she may not be materialising we may not be materialising you may not be materialising they may not be materialising
Perfect
I may not have materialised you may not have materialised she may not have materialised we may not have materialised you may not have materialised they may not have materialised
V-ing perfect
I may not have been materialising you may not have been materialising she may not have been materialising we may not have been materialising you may not have been materialising they may not have been materialising
Interrogative form
Simple form
may I materialise? may you materialise? may she materialise? may we materialise? may you materialise? may they materialise?
V-ing form
may I be materialising? may you be materialising? may she be materialising? may we be materialising? may you be materialising? may they be materialising?
Perfect
may I have materialised? may you have materialised? may she have materialised? may we have materialised? may you have materialised? may they have materialised?
V-ing perfect
may I have been materialising? may you have been materialising? may she have been materialising? may we have been materialising? may you have been materialising? may they have been materialising?
Interro-negative form
Simple form
may I not materialise? may you not materialise? may she not materialise? may we not materialise? may you not materialise? may they not materialise?
V-ing form
may I not be materialising? may you not be materialising? may she not be materialising? may we not be materialising? may you not be materialising? may they not be materialising?
Perfect
may I not have materialised? may you not have materialised? may she not have materialised? may we not have materialised? may you not have materialised? may they not have materialised?
V-ing perfect
may I not have been materialising? may you not have been materialising? may she not have been materialising? may we not have been materialising? may you not have been materialising? may they not have been materialising?