I may optimise you may optimise he may optimise we may optimise you may optimise they may optimise
V-ing form
I may be optimising you may be optimising he may be optimising we may be optimising you may be optimising they may be optimising
Perfect
I may have optimised you may have optimised he may have optimised we may have optimised you may have optimised they may have optimised
V-ing perfect
I may have been optimising you may have been optimising he may have been optimising we may have been optimising you may have been optimising they may have been optimising
Negation
Simple form
I mayn't optimise you mayn't optimise he mayn't optimise we mayn't optimise you mayn't optimise they mayn't optimise
V-ing form
I mayn't be optimising you mayn't be optimising he mayn't be optimising we mayn't be optimising you mayn't be optimising they mayn't be optimising
Perfect
I mayn't have optimised you mayn't have optimised he mayn't have optimised we mayn't have optimised you mayn't have optimised they mayn't have optimised
V-ing perfect
I mayn't have been optimising you mayn't have been optimising he mayn't have been optimising we mayn't have been optimising you mayn't have been optimising they mayn't have been optimising
Interrogative form
Simple form
may I optimise? may you optimise? may he optimise? may we optimise? may you optimise? may they optimise?
V-ing form
may I be optimising? may you be optimising? may he be optimising? may we be optimising? may you be optimising? may they be optimising?
Perfect
may I have optimised? may you have optimised? may he have optimised? may we have optimised? may you have optimised? may they have optimised?
V-ing perfect
may I have been optimising? may you have been optimising? may he have been optimising? may we have been optimising? may you have been optimising? may they have been optimising?
Interro-negative form
Simple form
mayn't I optimise? mayn't you optimise? mayn't he optimise? mayn't we optimise? mayn't you optimise? mayn't they optimise?
V-ing form
mayn't I be optimising? mayn't you be optimising? mayn't he be optimising? mayn't we be optimising? mayn't you be optimising? mayn't they be optimising?
Perfect
mayn't I have optimised? mayn't you have optimised? mayn't he have optimised? mayn't we have optimised? mayn't you have optimised? mayn't they have optimised?
V-ing perfect
mayn't I have been optimising? mayn't you have been optimising? mayn't he have been optimising? mayn't we have been optimising? mayn't you have been optimising? mayn't they have been optimising?