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