English verb conjugation MUST OYSTER

Regular verb: oyster - oystered - oystered

Affirmation

Simple form

I must oyster
you must oyster
he must oyster
we must oyster
you must oyster
they must oyster

V-ing form

I must be oystering
you must be oystering
he must be oystering
we must be oystering
you must be oystering
they must be oystering

Perfect

I must have oystered
you must have oystered
he must have oystered
we must have oystered
you must have oystered
they must have oystered

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I oyster?
must you oyster?
must he oyster?
must we oyster?
must you oyster?
must they oyster?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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