must choose
Verbo irregular: choose - chose- chosen

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com 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	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't choose
you mustn't choose
he mustn't choose
we mustn't choose
you mustn't choose
they mustn't choose 	I mustn't be choosing
you mustn't be choosing
he mustn't be choosing
we mustn't be choosing
you mustn't be choosing
they mustn't be choosing	I mustn't have chosen
you mustn't have chosen
he mustn't have chosen
we mustn't have chosen
you mustn't have chosen
they mustn't have chosen	I mustn't have been choosing
you mustn't have been choosing
he mustn't have been choosing
we mustn't have been choosing
you mustn't have been choosing
they mustn't have been choosing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com 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-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I choose?
mustn't you choose?
mustn't he choose?
mustn't we choose?
mustn't you choose?
mustn't they choose? 	mustn't I be choosing?
mustn't you be choosing?
mustn't he be choosing?
mustn't we be choosing?
mustn't you be choosing?
mustn't they be choosing? 	mustn't I have chosen?
mustn't you have chosen?
mustn't he have chosen?
mustn't we have chosen?
mustn't you have chosen?
mustn't they have chosen? 	mustn't I have been choosing?
mustn't you have been choosing?
mustn't he have been choosing?
mustn't we have been choosing?
mustn't you have been choosing?
mustn't they have been choosing?