English verb conjugation MUST CALK

Regular verb: calk - calked - calked

Affirmation

Simple form

I must calk
you must calk
he must calk
we must calk
you must calk
they must calk

V-ing form

I must be calking
you must be calking
he must be calking
we must be calking
you must be calking
they must be calking

Perfect

I must have calked
you must have calked
he must have calked
we must have calked
you must have calked
they must have calked

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I calk?
must you calk?
must he calk?
must we calk?
must you calk?
must they calk?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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