English verb conjugation
MUST REBOOK

Regular verb: rebook - rebooked - rebooked

Affirmation

Simple form	V-ing form
I must rebook you must rebook he must rebook we must rebook you must rebook they must rebook	I must be rebooking you must be rebooking he must be rebooking we must be rebooking you must be rebooking they must be rebooking
Perfect	V-ing perfect
I must have rebooked you must have rebooked he must have rebooked we must have rebooked you must have rebooked they must have rebooked	I must have been rebooking you must have been rebooking he must have been rebooking we must have been rebooking you must have been rebooking they must have been rebooking

Negation

Simple form	V-ing form
I mustn't rebook you mustn't rebook he mustn't rebook we mustn't rebook you mustn't rebook they mustn't rebook	I mustn't be rebooking you mustn't be rebooking he mustn't be rebooking we mustn't be rebooking you mustn't be rebooking they mustn't be rebooking
Perfect	V-ing perfect
I mustn't have rebooked you mustn't have rebooked he mustn't have rebooked we mustn't have rebooked you mustn't have rebooked they mustn't have rebooked	I mustn't have been rebooking you mustn't have been rebooking he mustn't have been rebooking we mustn't have been rebooking you mustn't have been rebooking they mustn't have been rebooking

Interrogative form

Simple form	V-ing form
must I rebook? must you rebook? must he rebook? must we rebook? must you rebook? must they rebook?	must I be rebooking? must you be rebooking? must he be rebooking? must we be rebooking? must you be rebooking? must they be rebooking?
Perfect	V-ing perfect
must I have rebooked? must you have rebooked? must he have rebooked? must we have rebooked? must you have rebooked? must they have rebooked?	must I have been rebooking? must you have been rebooking? must he have been rebooking? must we have been rebooking? must you have been rebooking? must they have been rebooking?

Interro-negative form

Simple form	V-ing form
mustn't I rebook? mustn't you rebook? mustn't he rebook? mustn't we rebook? mustn't you rebook? mustn't they rebook?	mustn't I be rebooking? mustn't you be rebooking? mustn't he be rebooking? mustn't we be rebooking? mustn't you be rebooking? mustn't they be rebooking?
Perfect	V-ing perfect
mustn't I have rebooked? mustn't you have rebooked? mustn't he have rebooked? mustn't we have rebooked? mustn't you have rebooked? mustn't they have rebooked?	mustn't I have been rebooking? mustn't you have been rebooking? mustn't he have been rebooking? mustn't we have been rebooking? mustn't you have been rebooking? mustn't they have been rebooking?