English verb conjugation
MAY BOOK

Regular verb: book - booked - booked

Affirmation

Simple form	V-ing form
I may book you may book he may book we may book you may book they may book	I may be booking you may be booking he may be booking we may be booking you may be booking they may be booking
Perfect	V-ing perfect
I may have booked you may have booked he may have booked we may have booked you may have booked they may have booked	I may have been booking you may have been booking he may have been booking we may have been booking you may have been booking they may have been booking

Negation

Simple form	V-ing form
I mayn't book you mayn't book he mayn't book we mayn't book you mayn't book they mayn't book	I mayn't be booking you mayn't be booking he mayn't be booking we mayn't be booking you mayn't be booking they mayn't be booking
Perfect	V-ing perfect
I mayn't have booked you mayn't have booked he mayn't have booked we mayn't have booked you mayn't have booked they mayn't have booked	I mayn't have been booking you mayn't have been booking he mayn't have been booking we mayn't have been booking you mayn't have been booking they mayn't have been booking

Interrogative form

Simple form	V-ing form
may I book? may you book? may he book? may we book? may you book? may they book?	may I be booking? may you be booking? may he be booking? may we be booking? may you be booking? may they be booking?
Perfect	V-ing perfect
may I have booked? may you have booked? may he have booked? may we have booked? may you have booked? may they have booked?	may I have been booking? may you have been booking? may he have been booking? may we have been booking? may you have been booking? may they have been booking?

Interro-negative form

Simple form	V-ing form
mayn't I book? mayn't you book? mayn't he book? mayn't we book? mayn't you book? mayn't they book?	mayn't I be booking? mayn't you be booking? mayn't he be booking? mayn't we be booking? mayn't you be booking? mayn't they be booking?
Perfect	V-ing perfect
mayn't I have booked? mayn't you have booked? mayn't he have booked? mayn't we have booked? mayn't you have booked? mayn't they have booked?	mayn't I have been booking? mayn't you have been booking? mayn't he have been booking? mayn't we have been booking? mayn't you have been booking? mayn't they have been booking?