I must book you must book she must book we must book you must book they must book
Form mit V-ing
I must be booking you must be booking she must be booking we must be booking you must be booking they must be booking
Perfekt
I must have booked you must have booked she must have booked we must have booked you must have booked they must have booked
Perfekt mit V-ing
I must have been booking you must have been booking she must have been booking we must have been booking you must have been booking they must have been booking
Negation
Einfache Form
I must not book you must not book she must not book we must not book you must not book they must not book
Form mit V-ing
I must not be booking you must not be booking she must not be booking we must not be booking you must not be booking they must not be booking
Perfekt
I must not have booked you must not have booked she must not have booked we must not have booked you must not have booked they must not have booked
Perfekt mit V-ing
I must not have been booking you must not have been booking she must not have been booking we must not have been booking you must not have been booking they must not have been booking
Fragende Form
Einfache Form
must I book? must you book? must she book? must we book? must you book? must they book?
Form mit V-ing
must I be booking? must you be booking? must she be booking? must we be booking? must you be booking? must they be booking?
Perfekt
must I have booked? must you have booked? must she have booked? must we have booked? must you have booked? must they have booked?
Perfekt mit V-ing
must I have been booking? must you have been booking? must she have been booking? must we have been booking? must you have been booking? must they have been booking?
Fragende Negation Form
Einfache Form
must I not book? must you not book? must she not book? must we not book? must you not book? must they not book?
Form mit V-ing
must I not be booking? must you not be booking? must she not be booking? must we not be booking? must you not be booking? must they not be booking?
Perfekt
must I not have booked? must you not have booked? must she not have booked? must we not have booked? must you not have booked? must they not have booked?
Perfekt mit V-ing
must I not have been booking? must you not have been booking? must she not have been booking? must we not have been booking? must you not have been booking? must they not have been booking?