must rook
Verbo regular: rook - rooked- rooked

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
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	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	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
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	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	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
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? 	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? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
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? 	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?