I may photosynthesise you may photosynthesise he may photosynthesise we may photosynthesise you may photosynthesise they may photosynthesise
V-ing form
I may be photosynthesising you may be photosynthesising he may be photosynthesising we may be photosynthesising you may be photosynthesising they may be photosynthesising
Perfect
I may have photosynthesised you may have photosynthesised he may have photosynthesised we may have photosynthesised you may have photosynthesised they may have photosynthesised
V-ing perfect
I may have been photosynthesising you may have been photosynthesising he may have been photosynthesising we may have been photosynthesising you may have been photosynthesising they may have been photosynthesising
Negation
Simple form
I may not photosynthesise you may not photosynthesise he may not photosynthesise we may not photosynthesise you may not photosynthesise they may not photosynthesise
V-ing form
I may not be photosynthesising you may not be photosynthesising he may not be photosynthesising we may not be photosynthesising you may not be photosynthesising they may not be photosynthesising
Perfect
I may not have photosynthesised you may not have photosynthesised he may not have photosynthesised we may not have photosynthesised you may not have photosynthesised they may not have photosynthesised
V-ing perfect
I may not have been photosynthesising you may not have been photosynthesising he may not have been photosynthesising we may not have been photosynthesising you may not have been photosynthesising they may not have been photosynthesising
Interrogative form
Simple form
may I photosynthesise? may you photosynthesise? may he photosynthesise? may we photosynthesise? may you photosynthesise? may they photosynthesise?
V-ing form
may I be photosynthesising? may you be photosynthesising? may he be photosynthesising? may we be photosynthesising? may you be photosynthesising? may they be photosynthesising?
Perfect
may I have photosynthesised? may you have photosynthesised? may he have photosynthesised? may we have photosynthesised? may you have photosynthesised? may they have photosynthesised?
V-ing perfect
may I have been photosynthesising? may you have been photosynthesising? may he have been photosynthesising? may we have been photosynthesising? may you have been photosynthesising? may they have been photosynthesising?
Interro-negative form
Simple form
may I not photosynthesise? may you not photosynthesise? may he not photosynthesise? may we not photosynthesise? may you not photosynthesise? may they not photosynthesise?
V-ing form
may I not be photosynthesising? may you not be photosynthesising? may he not be photosynthesising? may we not be photosynthesising? may you not be photosynthesising? may they not be photosynthesising?
Perfect
may I not have photosynthesised? may you not have photosynthesised? may he not have photosynthesised? may we not have photosynthesised? may you not have photosynthesised? may they not have photosynthesised?
V-ing perfect
may I not have been photosynthesising? may you not have been photosynthesising? may he not have been photosynthesising? may we not have been photosynthesising? may you not have been photosynthesising? may they not have been photosynthesising?