English verb conjugation MUST SCULL

Regular verb: scull - sculled - sculled

Affirmation

Simple form

I must scull
you must scull
he must scull
we must scull
you must scull
they must scull

V-ing form

I must be sculling
you must be sculling
he must be sculling
we must be sculling
you must be sculling
they must be sculling

Perfect

I must have sculled
you must have sculled
he must have sculled
we must have sculled
you must have sculled
they must have sculled

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I scull?
must you scull?
must he scull?
must we scull?
must you scull?
must they scull?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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