English verb conjugation MUST GUARD

Regular verb: guard - guarded - guarded

Affirmation

Simple form

I must guard
you must guard
he must guard
we must guard
you must guard
they must guard

V-ing form

I must be guarding
you must be guarding
he must be guarding
we must be guarding
you must be guarding
they must be guarding

Perfect

I must have guarded
you must have guarded
he must have guarded
we must have guarded
you must have guarded
they must have guarded

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I guard?
must you guard?
must he guard?
must we guard?
must you guard?
must they guard?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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