male gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to
English verb conjugation MUST RETAIL
Regular verb: retail - retailed - retailed
Affirmation
Simple form
I must retailyou must retail
she must retail
we must retail
you must retail
they must retail
V-ing form
I must be retailingyou must be retailing
she must be retailing
we must be retailing
you must be retailing
they must be retailing
Perfect
I must have retailedyou must have retailed
she must have retailed
we must have retailed
you must have retailed
they must have retailed
V-ing perfect
I must have been retailingyou must have been retailing
she must have been retailing
we must have been retailing
you must have been retailing
they must have been retailing
Negation
Simple form
I mustn't retailyou mustn't retail
she mustn't retail
we mustn't retail
you mustn't retail
they mustn't retail
V-ing form
I mustn't be retailingyou mustn't be retailing
she mustn't be retailing
we mustn't be retailing
you mustn't be retailing
they mustn't be retailing
Perfect
I mustn't have retailedyou mustn't have retailed
she mustn't have retailed
we mustn't have retailed
you mustn't have retailed
they mustn't have retailed
V-ing perfect
I mustn't have been retailingyou mustn't have been retailing
she mustn't have been retailing
we mustn't have been retailing
you mustn't have been retailing
they mustn't have been retailing
Interrogative form
Simple form
must I retail?must you retail?
must she retail?
must we retail?
must you retail?
must they retail?
V-ing form
must I be retailing?must you be retailing?
must she be retailing?
must we be retailing?
must you be retailing?
must they be retailing?
Perfect
must I have retailed?must you have retailed?
must she have retailed?
must we have retailed?
must you have retailed?
must they have retailed?
V-ing perfect
must I have been retailing?must you have been retailing?
must she have been retailing?
must we have been retailing?
must you have been retailing?
must they have been retailing?
Interro-negative form
Simple form
mustn't I retail?mustn't you retail?
mustn't she retail?
mustn't we retail?
mustn't you retail?
mustn't they retail?
V-ing form
mustn't I be retailing?mustn't you be retailing?
mustn't she be retailing?
mustn't we be retailing?
mustn't you be retailing?
mustn't they be retailing?
Perfect
mustn't I have retailed?mustn't you have retailed?
mustn't she have retailed?
mustn't we have retailed?
mustn't you have retailed?
mustn't they have retailed?
V-ing perfect
mustn't I have been retailing?mustn't you have been retailing?
mustn't she have been retailing?
mustn't we have been retailing?
mustn't you have been retailing?
mustn't they have been retailing?