English verb conjugation MUST SHIELD

Regular verb: shield - shielded - shielded

Affirmation

Simple form

I must shield
you must shield
he must shield
we must shield
you must shield
they must shield

V-ing form

I must be shielding
you must be shielding
he must be shielding
we must be shielding
you must be shielding
they must be shielding

Perfect

I must have shielded
you must have shielded
he must have shielded
we must have shielded
you must have shielded
they must have shielded

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I shield?
must you shield?
must he shield?
must we shield?
must you shield?
must they shield?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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