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