English verb conjugation
MAY PHOTOSYNTHESISE

Regular verb: photosynthesise - photosynthesised - photosynthesised

Affirmation

Simple form	V-ing form
I may photosynthesise you may photosynthesise he may photosynthesise we may photosynthesise you may photosynthesise they may photosynthesise	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	V-ing 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	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	V-ing form
I mayn't photosynthesise you mayn't photosynthesise he mayn't photosynthesise we mayn't photosynthesise you mayn't photosynthesise they mayn't photosynthesise	I mayn't be photosynthesising you mayn't be photosynthesising he mayn't be photosynthesising we mayn't be photosynthesising you mayn't be photosynthesising they mayn't be photosynthesising
Perfect	V-ing perfect
I mayn't have photosynthesised you mayn't have photosynthesised he mayn't have photosynthesised we mayn't have photosynthesised you mayn't have photosynthesised they mayn't have photosynthesised	I mayn't have been photosynthesising you mayn't have been photosynthesising he mayn't have been photosynthesising we mayn't have been photosynthesising you mayn't have been photosynthesising they mayn't have been photosynthesising

Interrogative form

Simple form	V-ing form
may I photosynthesise? may you photosynthesise? may he photosynthesise? may we photosynthesise? may you photosynthesise? may they photosynthesise?	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	V-ing 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?	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	V-ing form
mayn't I photosynthesise? mayn't you photosynthesise? mayn't he photosynthesise? mayn't we photosynthesise? mayn't you photosynthesise? mayn't they photosynthesise?	mayn't I be photosynthesising? mayn't you be photosynthesising? mayn't he be photosynthesising? mayn't we be photosynthesising? mayn't you be photosynthesising? mayn't they be photosynthesising?
Perfect	V-ing perfect
mayn't I have photosynthesised? mayn't you have photosynthesised? mayn't he have photosynthesised? mayn't we have photosynthesised? mayn't you have photosynthesised? mayn't they have photosynthesised?	mayn't I have been photosynthesising? mayn't you have been photosynthesising? mayn't he have been photosynthesising? mayn't we have been photosynthesising? mayn't you have been photosynthesising? mayn't they have been photosynthesising?