English verb conjugation MUST CHALK

Regular verb: chalk - chalked - chalked

Affirmation

Simple form

I must chalk
you must chalk
he must chalk
we must chalk
you must chalk
they must chalk

V-ing form

I must be chalking
you must be chalking
he must be chalking
we must be chalking
you must be chalking
they must be chalking

Perfect

I must have chalked
you must have chalked
he must have chalked
we must have chalked
you must have chalked
they must have chalked

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I chalk?
must you chalk?
must he chalk?
must we chalk?
must you chalk?
must they chalk?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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