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