English verb conjugation MUST MARBLE

Regular verb: marble - marbled - marbled

Affirmation

Simple form

I must marble
you must marble
he must marble
we must marble
you must marble
they must marble

V-ing form

I must be marbling
you must be marbling
he must be marbling
we must be marbling
you must be marbling
they must be marbling

Perfect

I must have marbled
you must have marbled
he must have marbled
we must have marbled
you must have marbled
they must have marbled

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I marble?
must you marble?
must he marble?
must we marble?
must you marble?
must they marble?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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