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