must choose
Verbo irregular: choose - chose- chosen

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must choose
you must choose
he must choose
we must choose
you must choose
they must choose 	I must be choosing
you must be choosing
he must be choosing
we must be choosing
you must be choosing
they must be choosing	I must have chosen
you must have chosen
he must have chosen
we must have chosen
you must have chosen
they must have chosen	I must have been choosing
you must have been choosing
he must have been choosing
we must have been choosing
you must have been choosing
they must have been choosing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not choose
you must not choose
he must not choose
we must not choose
you must not choose
they must not choose 	I must not be choosing
you must not be choosing
he must not be choosing
we must not be choosing
you must not be choosing
they must not be choosing	I must not have chosen
you must not have chosen
he must not have chosen
we must not have chosen
you must not have chosen
they must not have chosen	I must not have been choosing
you must not have been choosing
he must not have been choosing
we must not have been choosing
you must not have been choosing
they must not have been choosing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I choose?
must you choose?
must he choose?
must we choose?
must you choose?
must they choose? 	must I be choosing?
must you be choosing?
must he be choosing?
must we be choosing?
must you be choosing?
must they be choosing? 	must I have chosen?
must you have chosen?
must he have chosen?
must we have chosen?
must you have chosen?
must they have chosen? 	must I have been choosing?
must you have been choosing?
must he have been choosing?
must we have been choosing?
must you have been choosing?
must they have been choosing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not choose?
must you not choose?
must he not choose?
must we not choose?
must you not choose?
must they not choose? 	must I not be choosing?
must you not be choosing?
must he not be choosing?
must we not be choosing?
must you not be choosing?
must they not be choosing? 	must I not have chosen?
must you not have chosen?
must he not have chosen?
must we not have chosen?
must you not have chosen?
must they not have chosen? 	must I not have been choosing?
must you not have been choosing?
must he not have been choosing?
must we not have been choosing?
must you not have been choosing?
must they not have been choosing?