English verb conjugation MUST COMB

Regular verb: comb - combed - combed

Affirmation

Simple form

I must comb
you must comb
he must comb
we must comb
you must comb
they must comb

V-ing form

I must be combing
you must be combing
he must be combing
we must be combing
you must be combing
they must be combing

Perfect

I must have combed
you must have combed
he must have combed
we must have combed
you must have combed
they must have combed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I comb?
must you comb?
must he comb?
must we comb?
must you comb?
must they comb?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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