English verb conjugation
MUST CHOOSE

Irregular verb: choose - chose - chosen

Affirmation

Simple form	V-ing form
I must choose you must choose she must choose we must choose you must choose they must choose	I must be choosing you must be choosing she must be choosing we must be choosing you must be choosing they must be choosing
Perfect	V-ing perfect
I must have chosen you must have chosen she 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 she must have been choosing we must have been choosing you must have been choosing they must have been choosing

Negation

Simple form	V-ing form
I mustn't choose you mustn't choose she 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 she mustn't be choosing we mustn't be choosing you mustn't be choosing they mustn't be choosing
Perfect	V-ing perfect
I mustn't have chosen you mustn't have chosen she 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 she mustn't have been choosing we mustn't have been choosing you mustn't have been choosing they mustn't have been choosing

Interrogative form

Simple form	V-ing form
must I choose? must you choose? must she choose? must we choose? must you choose? must they choose?	must I be choosing? must you be choosing? must she be choosing? must we be choosing? must you be choosing? must they be choosing?
Perfect	V-ing perfect
must I have chosen? must you have chosen? must she 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 she have been choosing? must we have been choosing? must you have been choosing? must they have been choosing?

Interro-negative form

Simple form	V-ing form
mustn't I choose? mustn't you choose? mustn't she 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 she be choosing? mustn't we be choosing? mustn't you be choosing? mustn't they be choosing?
Perfect	V-ing perfect
mustn't I have chosen? mustn't you have chosen? mustn't she 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 she have been choosing? mustn't we have been choosing? mustn't you have been choosing? mustn't they have been choosing?