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