English verb conjugation
MUST ROOK

Regular verb: rook - rooked - rooked

Affirmation

Simple form	V-ing form
I must rook you must rook he must rook we must rook you must rook they must rook	I must be rooking you must be rooking he must be rooking we must be rooking you must be rooking they must be rooking
Perfect	V-ing perfect
I must have rooked you must have rooked he must have rooked we must have rooked you must have rooked they must have rooked	I must have been rooking you must have been rooking he must have been rooking we must have been rooking you must have been rooking they must have been rooking

Negation

Simple form	V-ing form
I must not rook you must not rook he must not rook we must not rook you must not rook they must not rook	I must not be rooking you must not be rooking he must not be rooking we must not be rooking you must not be rooking they must not be rooking
Perfect	V-ing perfect
I must not have rooked you must not have rooked he must not have rooked we must not have rooked you must not have rooked they must not have rooked	I must not have been rooking you must not have been rooking he must not have been rooking we must not have been rooking you must not have been rooking they must not have been rooking

Interrogative form

Simple form	V-ing form
must I rook? must you rook? must he rook? must we rook? must you rook? must they rook?	must I be rooking? must you be rooking? must he be rooking? must we be rooking? must you be rooking? must they be rooking?
Perfect	V-ing perfect
must I have rooked? must you have rooked? must he have rooked? must we have rooked? must you have rooked? must they have rooked?	must I have been rooking? must you have been rooking? must he have been rooking? must we have been rooking? must you have been rooking? must they have been rooking?

Interro-negative form

Simple form	V-ing form
must I not rook? must you not rook? must he not rook? must we not rook? must you not rook? must they not rook?	must I not be rooking? must you not be rooking? must he not be rooking? must we not be rooking? must you not be rooking? must they not be rooking?
Perfect	V-ing perfect
must I not have rooked? must you not have rooked? must he not have rooked? must we not have rooked? must you not have rooked? must they not have rooked?	must I not have been rooking? must you not have been rooking? must he not have been rooking? must we not have been rooking? must you not have been rooking? must they not have been rooking?