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