English verb conjugation MUST TURN

Regular verb: turn - turned - turned

Affirmation

Simple form

I must turn
you must turn
he must turn
we must turn
you must turn
they must turn

V-ing form

I must be turning
you must be turning
he must be turning
we must be turning
you must be turning
they must be turning

Perfect

I must have turned
you must have turned
he must have turned
we must have turned
you must have turned
they must have turned

V-ing perfect

I must have been turning
you must have been turning
he must have been turning
we must have been turning
you must have been turning
they must have been turning

Negation

Simple form

I mustn't turn
you mustn't turn
he mustn't turn
we mustn't turn
you mustn't turn
they mustn't turn

V-ing form

I mustn't be turning
you mustn't be turning
he mustn't be turning
we mustn't be turning
you mustn't be turning
they mustn't be turning

Perfect

I mustn't have turned
you mustn't have turned
he mustn't have turned
we mustn't have turned
you mustn't have turned
they mustn't have turned

V-ing perfect

I mustn't have been turning
you mustn't have been turning
he mustn't have been turning
we mustn't have been turning
you mustn't have been turning
they mustn't have been turning

Interrogative form

Simple form

must I turn?
must you turn?
must he turn?
must we turn?
must you turn?
must they turn?

V-ing form

must I be turning?
must you be turning?
must he be turning?
must we be turning?
must you be turning?
must they be turning?

Perfect

must I have turned?
must you have turned?
must he have turned?
must we have turned?
must you have turned?
must they have turned?

V-ing perfect

must I have been turning?
must you have been turning?
must he have been turning?
must we have been turning?
must you have been turning?
must they have been turning?

Interro-negative form

Simple form

mustn't I turn?
mustn't you turn?
mustn't he turn?
mustn't we turn?
mustn't you turn?
mustn't they turn?

V-ing form

mustn't I be turning?
mustn't you be turning?
mustn't he be turning?
mustn't we be turning?
mustn't you be turning?
mustn't they be turning?

Perfect

mustn't I have turned?
mustn't you have turned?
mustn't he have turned?
mustn't we have turned?
mustn't you have turned?
mustn't they have turned?

V-ing perfect

mustn't I have been turning?
mustn't you have been turning?
mustn't he have been turning?
mustn't we have been turning?
mustn't you have been turning?
mustn't they have been turning?

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