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male gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to

English verb conjugation MUST CALK

Regular verb: calk - calked - calked


Affirmation

Simple form
I must calk
you must calk
she must calk
we must calk
you must calk
they must calk
V-ing form
I must be calking
you must be calking
she must be calking
we must be calking
you must be calking
they must be calking
Perfect
I must have calked
you must have calked
she 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
she 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
she 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
she 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
she 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
she 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 she calk?
must we calk?
must you calk?
must they calk?
V-ing form
must I be calking?
must you be calking?
must she be calking?
must we be calking?
must you be calking?
must they be calking?
Perfect
must I have calked?
must you have calked?
must she 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 she 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 she 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 she 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 she 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 she have been calking?
mustn't we have been calking?
mustn't you have been calking?
mustn't they have been calking?